215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa

Analysis

max time kernel
151s
max time network
136s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
18-09-2023 09:39

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General

Target

215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
Size

2.3MB
MD5

e411dafeed1860501790f8ae6ae7a95d
SHA1

fcb250e133067714ff87bf1483c7d3e11d6fc1be
SHA256

215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa
SHA512

f52f0ad99cd9acdff0693b528395f6040b23de8019e892a9c86beac1f5c6f56418224aa9f54490324cd1ae54a502ba338162f083ee1a7a464e97a045ca06270e
SSDEEP

49152:4vODijuUoszTB8QXnQv6tj1SQYSQG9KFeMs:4mDb6ZEQFZ0Fep

Score

10^/10

upx

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 1424 created 424	1424	Explorer.EXE	3

Downloads MZ/PE file

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\System32\drivers\AWkhw6w0A.sys	repair-bde.exe

Deletes itself 1 IoCs

pid	Process
2620	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2956	repair-bde.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2020-0-0x00000000000A0000-0x00000000001A5000-memory.dmp	upx
behavioral1/memory/2020-56-0x00000000000A0000-0x00000000001A5000-memory.dmp	upx
behavioral1/memory/2020-63-0x00000000000A0000-0x00000000001A5000-memory.dmp	upx

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	114.114.114.114

Drops file in System32 directory 11 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3FE2BD01AB6BC312BF0DADE7F797388F_896832C6BC857CFAEA9E59E166B13E2C	repair-bde.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3FE2BD01AB6BC312BF0DADE7F797388F_896832C6BC857CFAEA9E59E166B13E2C	repair-bde.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B039FEA45CB4CC4BBACFC013C7C55604_50D7940D5D3FEDD8634D83074C7A46A3	repair-bde.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\0DA515F703BB9B49479E8697ADB0B955_4136D3715888E22D65EBE484B233D81B	repair-bde.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\0DA515F703BB9B49479E8697ADB0B955_4136D3715888E22D65EBE484B233D81B	repair-bde.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B039FEA45CB4CC4BBACFC013C7C55604_50D7940D5D3FEDD8634D83074C7A46A3	repair-bde.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\349D186F1CB5682FA0194D4F3754EF36_CE21678B3713ACF5F5ED4AAA700C6173	repair-bde.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\349D186F1CB5682FA0194D4F3754EF36_CE21678B3713ACF5F5ED4AAA700C6173	repair-bde.exe
File created	C:\Windows\system32\ \Windows\System32\vhZIhhO.sys	repair-bde.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AD5F118F7897046E8CA970AE6A6AB70B_ADB601E2C381343DA1163E5F08582475	repair-bde.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AD5F118F7897046E8CA970AE6A6AB70B_ADB601E2C381343DA1163E5F08582475	repair-bde.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\229548	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
File created	C:\Windows\repair-bde.exe	Explorer.EXE
File opened for modification	C:\Windows\repair-bde.exe	Explorer.EXE
File created	C:\Windows\2rt6Wx4X.sys	repair-bde.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
892	timeout.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs	repair-bde.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC42A0C1-40A6-4ECB-AD1C-C8AFFB2CD4D4}\WpadDecision = "0"	repair-bde.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC42A0C1-40A6-4ECB-AD1C-C8AFFB2CD4D4}	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	repair-bde.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	repair-bde.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs	repair-bde.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\86-36-a8-0d-0a-38\WpadDecisionReason = "1"	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs	repair-bde.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC42A0C1-40A6-4ECB-AD1C-C8AFFB2CD4D4}\WpadNetworkName = "Network 2"	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	repair-bde.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates	repair-bde.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	repair-bde.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC42A0C1-40A6-4ECB-AD1C-C8AFFB2CD4D4}\86-36-a8-0d-0a-38	repair-bde.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0011000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	repair-bde.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	repair-bde.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC42A0C1-40A6-4ECB-AD1C-C8AFFB2CD4D4}\WpadDecisionTime = c0b5f30214ead901	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs	repair-bde.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\86-36-a8-0d-0a-38\WpadDecisionTime = c0b5f30214ead901	repair-bde.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	repair-bde.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BC42A0C1-40A6-4ECB-AD1C-C8AFFB2CD4D4}\WpadDecisionReason = "1"	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\86-36-a8-0d-0a-38	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs	repair-bde.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	repair-bde.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\86-36-a8-0d-0a-38\WpadDecision = "0"	repair-bde.exe

Modifies system certificate store 2 TTPs 5 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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	repair-bde.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	repair-bde.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	repair-bde.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	repair-bde.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436	repair-bde.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
1424	Explorer.EXE
1424	Explorer.EXE
1424	Explorer.EXE
1424	Explorer.EXE
1424	Explorer.EXE
1424	Explorer.EXE
1424	Explorer.EXE
1424	Explorer.EXE
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe
2956	repair-bde.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1424	Explorer.EXE

Suspicious behavior: LoadsDriver 3 IoCs

pid	Process
468	Process not Found
468	Process not Found
468	Process not Found

Suspicious use of AdjustPrivilegeToken 13 IoCs

description	pid	Process
Token: SeDebugPrivilege	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
Token: SeTcbPrivilege	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
Token: SeDebugPrivilege	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
Token: SeDebugPrivilege	1424	Explorer.EXE
Token: SeTcbPrivilege	1424	Explorer.EXE
Token: SeDebugPrivilege	1424	Explorer.EXE
Token: SeDebugPrivilege	1424	Explorer.EXE
Token: SeDebugPrivilege	1424	Explorer.EXE
Token: SeDebugPrivilege	1424	Explorer.EXE
Token: SeIncBasePriorityPrivilege	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
Token: SeDebugPrivilege	2956	repair-bde.exe
Token: SeDebugPrivilege	2956	repair-bde.exe
Token: SeDebugPrivilege	2956	repair-bde.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 1424	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe	21
PID 2020 wrote to memory of 1424	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe	21
PID 2020 wrote to memory of 1424	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe	21
PID 1424 wrote to memory of 2956	1424	Explorer.EXE	28
PID 1424 wrote to memory of 2956	1424	Explorer.EXE	28
PID 1424 wrote to memory of 2956	1424	Explorer.EXE	28
PID 1424 wrote to memory of 2956	1424	Explorer.EXE	28
PID 1424 wrote to memory of 2956	1424	Explorer.EXE	28
PID 1424 wrote to memory of 2956	1424	Explorer.EXE	28
PID 1424 wrote to memory of 2956	1424	Explorer.EXE	28
PID 1424 wrote to memory of 2956	1424	Explorer.EXE	28
PID 1424 wrote to memory of 424	1424	Explorer.EXE	3
PID 2020 wrote to memory of 2620	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe	31
PID 2020 wrote to memory of 2620	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe	31
PID 2020 wrote to memory of 2620	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe	31
PID 2020 wrote to memory of 2620	2020	215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe	31
PID 1424 wrote to memory of 424	1424	Explorer.EXE	3
PID 1424 wrote to memory of 424	1424	Explorer.EXE	3
PID 2620 wrote to memory of 892	2620	cmd.exe	32
PID 2620 wrote to memory of 892	2620	cmd.exe	32
PID 2620 wrote to memory of 892	2620	cmd.exe	32
PID 2620 wrote to memory of 892	2620	cmd.exe	32
PID 1424 wrote to memory of 424	1424	Explorer.EXE	3
PID 1424 wrote to memory of 424	1424	Explorer.EXE	3

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:424
- C:\Windows\repair-bde.exe
  "C:\Windows\repair-bde.exe"
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Modifies data under HKEY_USERS
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2956

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1424
- C:\Users\Admin\AppData\Local\Temp\215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe
  "C:\Users\Admin\AppData\Local\Temp\215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2020
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c timeout /t 1 & del /Q /F "C:\Users\Admin\AppData\Local\Temp\215601203945b53a44e0344ac6e3e410bdb9a21d418e8068ee43eceee858c4fa.exe"
    3⤵
    - Deletes itself
    - Suspicious use of WriteProcessMemory
    PID:2620
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 1
      4⤵
      Delays execution with timeout.exe
      PID:892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab73BB.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB34D.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit
C:\Users\Admin\AppData\Local\Temp\a187130b.tmp

Filesize
14.5MB

MD5
6697f78c0dffa2e0b851046aaf272101

SHA1
b91aeb9e6d4d99778a4fe27da2457cdb321e8bfe

SHA256
354b9545fbb292faea96eadbef7c85caf0f6f72b915e567044833fdfc2b923f0

SHA512
fd5d44c6aa0c791e77bfec1436e810b1ef6cd1c92937faa060b6688b5dd4a47268189639e628e2fed8ce57ad04b0e816f18b16d2a3e69e60cbd16049948766d4

Download Submit
C:\Windows\repair-bde.exe

Filesize
50KB

MD5
5a1976e146c82ee36611ad47df626b1e

SHA1
696997006997c0d30c15f90749dfab1ebfce85ad

SHA256
68153f44639bea2e3e89e90063d27d434b847d1a752468e2b0bc0e7dba0b15cf

SHA512
4d146efdc5c416a363b2de2cb484d49f8dcd42b80cb12faeeb550c4a6fde738e089d13fc772fb69d71d438ba025171867c2a3d1d8401acfbc12423c4501f86bc

Download Submit
memory/424-80-0x00000000007F0000-0x0000000000818000-memory.dmp

Filesize
160KB

Download
memory/424-79-0x0000000000270000-0x000000000033B000-memory.dmp

Filesize
812KB

Download
memory/424-59-0x0000000000390000-0x00000000003B1000-memory.dmp

Filesize
132KB

Download
memory/1424-77-0x0000000003CA0000-0x0000000003D19000-memory.dmp

Filesize
484KB

Download
memory/1424-6-0x0000000003CA0000-0x0000000003D19000-memory.dmp

Filesize
484KB

Download
memory/1424-36-0x0000000004320000-0x0000000004321000-memory.dmp

Filesize
4KB

Download
memory/1424-35-0x0000000004310000-0x0000000004313000-memory.dmp

Filesize
12KB

Download
memory/1424-38-0x0000000009100000-0x00000000091F9000-memory.dmp

Filesize
996KB

Download
memory/1424-3-0x0000000002200000-0x0000000002203000-memory.dmp

Filesize
12KB

Download
memory/1424-32-0x0000000004310000-0x0000000004313000-memory.dmp

Filesize
12KB

Download
memory/1424-4-0x0000000002200000-0x0000000002203000-memory.dmp

Filesize
12KB

Download
memory/1424-112-0x0000000009100000-0x00000000091F9000-memory.dmp

Filesize
996KB

Download
memory/1424-24-0x00000000069F0000-0x0000000006AE4000-memory.dmp

Filesize
976KB

Download
memory/1424-26-0x0000000003FA0000-0x0000000003FA1000-memory.dmp

Filesize
4KB

Download
memory/1424-106-0x0000000004320000-0x0000000004321000-memory.dmp

Filesize
4KB

Download
memory/1424-7-0x0000000002200000-0x0000000002203000-memory.dmp

Filesize
12KB

Download
memory/2020-56-0x00000000000A0000-0x00000000001A5000-memory.dmp

Filesize
1.0MB

Download
memory/2020-63-0x00000000000A0000-0x00000000001A5000-memory.dmp

Filesize
1.0MB

Download
memory/2020-0-0x00000000000A0000-0x00000000001A5000-memory.dmp

Filesize
1.0MB

Download
memory/2956-110-0x00000000372E0000-0x00000000372F0000-memory.dmp

Filesize
64KB

Download
memory/2956-119-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

Filesize
4KB

Download
memory/2956-57-0x000007FEBD600000-0x000007FEBD610000-memory.dmp

Filesize
64KB

Download
memory/2956-58-0x0000000000270000-0x000000000033B000-memory.dmp

Filesize
812KB

Download
memory/2956-113-0x00000000007F0000-0x0000000000818000-memory.dmp

Filesize
160KB

Download
memory/2956-53-0x0000000000270000-0x000000000033B000-memory.dmp

Filesize
812KB

Download
memory/2956-114-0x0000000000270000-0x000000000033B000-memory.dmp

Filesize
812KB

Download
memory/2956-115-0x0000000000270000-0x000000000033B000-memory.dmp

Filesize
812KB

Download
memory/2956-116-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

Filesize
4KB

Download
memory/2956-117-0x00000000007F0000-0x0000000000818000-memory.dmp

Filesize
160KB

Download
memory/2956-118-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

Filesize
4KB

Download
memory/2956-54-0x0000000000270000-0x000000000033B000-memory.dmp

Filesize
812KB

Download
memory/2956-120-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

Filesize
4KB

Download
memory/2956-121-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

Filesize
4KB

Download
memory/2956-52-0x0000000000090000-0x0000000000093000-memory.dmp

Filesize
12KB

Download
memory/2956-135-0x0000000004630000-0x00000000047F5000-memory.dmp

Filesize
1.8MB

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memory/2956-136-0x0000000004630000-0x00000000047F5000-memory.dmp

Filesize
1.8MB

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memory/2956-137-0x0000000001F00000-0x0000000001F01000-memory.dmp

Filesize
4KB

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memory/2956-138-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

Filesize
4KB

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memory/2956-139-0x0000000001F00000-0x0000000001F01000-memory.dmp

Filesize
4KB

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memory/2956-140-0x0000000004630000-0x00000000047F5000-memory.dmp

Filesize
1.8MB

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memory/2956-41-0x0000000000130000-0x00000000001F3000-memory.dmp

Filesize
780KB

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memory/2956-148-0x0000000004630000-0x00000000047F5000-memory.dmp

Filesize
1.8MB

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