03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d

Analysis

max time kernel
150s
max time network
155s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/09/2024, 23:10

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General

Target

03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe
Size

2.6MB
MD5

6d2a81a47521d781be5c1bf955b787e0
SHA1

1f0459a18c3e6d7c011ccc6662563e197f76fcf0
SHA256

03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d
SHA512

445b1cc094c38ff53a818e6d4a2db0fa6e6dd72146c327de3e577af1c0f87fba774100c14e41b4091487e638aa9627242f7c70384588e43d4753113ee4187ede
SSDEEP

49152:nTGkQD5QZuTtS0rQMYOQ+q8CEFTG4QXTGHQl9KFeMU:nKk8WsM0r1QnuK4yKHy0Fe5

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2712	8d780d1e

Unexpected DNS network traffic destination 8 IoCs

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

description	ioc
Destination IP	223.5.5.5
Destination IP	114.114.114.114
Destination IP	114.114.114.114
Destination IP	223.5.5.5
Destination IP	114.114.114.114
Destination IP	223.5.5.5
Destination IP	223.5.5.5
Destination IP	114.114.114.114

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\Syswow64\8d780d1e	03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	8d780d1e
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015	8d780d1e
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015	8d780d1e
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357	8d780d1e
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357	8d780d1e

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2724-0-0x0000000001210000-0x0000000001299000-memory.dmp	upx
behavioral1/files/0x000a000000012262-2.dat	upx
behavioral1/memory/2712-3-0x0000000000BE0000-0x0000000000C69000-memory.dmp	upx
behavioral1/memory/2724-45-0x0000000001210000-0x0000000001299000-memory.dmp	upx
behavioral1/memory/2712-47-0x0000000000BE0000-0x0000000000C69000-memory.dmp	upx
behavioral1/memory/2724-90-0x0000000001210000-0x0000000001299000-memory.dmp	upx
behavioral1/memory/2712-91-0x0000000000BE0000-0x0000000000C69000-memory.dmp	upx
behavioral1/memory/2724-308-0x0000000001210000-0x0000000001299000-memory.dmp	upx
behavioral1/memory/2712-309-0x0000000000BE0000-0x0000000000C69000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\2e6e30	8d780d1e
File opened for modification	C:\Windows\2ea2c8	03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8d780d1e

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs	8d780d1e
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}\WpadDecisionTime = 60c88fc0c412db01	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	8d780d1e
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00c3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}	8d780d1e
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs	8d780d1e
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}\WpadNetworkName = "Network 3"	8d780d1e
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	8d780d1e
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}\WpadDecisionReason = "1"	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}\42-f5-a9-2f-99-d2	8d780d1e
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-f5-a9-2f-99-d2\WpadDecision = "0"	8d780d1e
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	8d780d1e
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-f5-a9-2f-99-d2\WpadDecisionReason = "1"	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates	8d780d1e
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My	8d780d1e
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	8d780d1e
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs	8d780d1e
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs	8d780d1e
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-f5-a9-2f-99-d2	8d780d1e
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	8d780d1e
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-f5-a9-2f-99-d2\WpadDecisionTime = 60c88fc0c412db01	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates	8d780d1e
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{978A0C1C-F72B-41D5-94DA-3D54665318D8}\WpadDecision = "0"	8d780d1e
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	8d780d1e

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2712	8d780d1e
2712	8d780d1e
2712	8d780d1e
2712	8d780d1e
2724	03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe
2724	03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe
2724	03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2724	03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe
Token: SeTcbPrivilege	2724	03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe
Token: SeDebugPrivilege	2712	8d780d1e
Token: SeTcbPrivilege	2712	8d780d1e

C:\Users\Admin\AppData\Local\Temp\03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe
"C:\Users\Admin\AppData\Local\Temp\03a992c1c4464c9e4ec73ddea7548f7db8865cd60cba143236fec68e4f48946d.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2724

C:\Windows\Syswow64\8d780d1e
C:\Windows\Syswow64\8d780d1e
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\8d780d1e

Filesize
2.6MB

MD5
0832100db9aaf91ed524462d04eab746

SHA1
38171666c4f27cd26f50664866439fb6275ea612

SHA256
5dda7530968bc94d04f8f2c1239590c467bff799c21655498b4acf45b9e0d6df

SHA512
f19b776ea9530aab698c3c6caadea4e49a0d20ab88492b3f0d16e76f64345f3b28dc3889483c5f662b282baea688500cc829e6b4e76af0afd81271164fb48725

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
790ab7beca94a894318e6674c4690555

SHA1
d5458a3942f486d6ddeb51de85ebd03255608adf

SHA256
6681e41c128e14fc188d47f43bdcc711ad7c4163b8c238810ad10b92e98bcbca

SHA512
3e24c690899aa5133d204451e18f2e678858bd85a7ed55bf78c003a7d8496b0f899b99e2c984ae73389f52f96241a37d6dd29f5bbffe2c77c96248f410f794c5

Download Submit
C:\Windows\Temp\Tar4790.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2712-47-0x0000000000BE0000-0x0000000000C69000-memory.dmp

Filesize
548KB

Download
memory/2712-91-0x0000000000BE0000-0x0000000000C69000-memory.dmp

Filesize
548KB

Download
memory/2712-3-0x0000000000BE0000-0x0000000000C69000-memory.dmp

Filesize
548KB

Download
memory/2712-309-0x0000000000BE0000-0x0000000000C69000-memory.dmp

Filesize
548KB

Download
memory/2724-45-0x0000000001210000-0x0000000001299000-memory.dmp

Filesize
548KB

Download
memory/2724-90-0x0000000001210000-0x0000000001299000-memory.dmp

Filesize
548KB

Download
memory/2724-0-0x0000000001210000-0x0000000001299000-memory.dmp

Filesize
548KB

Download
memory/2724-308-0x0000000001210000-0x0000000001299000-memory.dmp

Filesize
548KB

Download