2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2

Analysis

max time kernel
151s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
15/11/2023, 10:44

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
Size

223KB
MD5

7356e94a91d2550864e9af87417408ce
SHA1

1fa54bb4f5c256be4bd086f74e3acb41142f7e27
SHA256

2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2
SHA512

7d709d7e29bb71d07a8298424445be7552a75bbd14e1fdcc4da59de0d3b2621ea43b8457f2515189e55ee0ed80d17271abf78c70e5c3b857831d3515dd0324d4
SSDEEP

6144:RwPSUONLNsuWA7koN+boRhZ2VUUaSaE0A6Xvd2:ROuW5o/oVU1r5w

Score

10^/10

upx

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3356 created 636	3356	Explorer.EXE	5

Downloads MZ/PE file

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\System32\drivers\tYVMJNfK.sys	services.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Control Panel\International\Geo\Nation	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe

Executes dropped EXE 1 IoCs

pid	Process
1716	services.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1324-0-0x0000000000680000-0x00000000006EE000-memory.dmp	upx
behavioral2/memory/1324-39-0x0000000000680000-0x00000000006EE000-memory.dmp	upx
behavioral2/files/0x0006000000022e15-74.dat	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\Content\AD5F118F7897046E8CA970AE6A6AB70B_ADB601E2C381343DA1163E5F08582475	services.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\0DA515F703BB9B49479E8697ADB0B955_4136D3715888E22D65EBE484B233D81B	services.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B039FEA45CB4CC4BBACFC013C7C55604_50D7940D5D3FEDD8634D83074C7A46A3	services.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B039FEA45CB4CC4BBACFC013C7C55604_50D7940D5D3FEDD8634D83074C7A46A3	services.exe
File created	C:\Windows\system32\ \Windows\System32\pYp8hY1C.sys	services.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3FE2BD01AB6BC312BF0DADE7F797388F_896832C6BC857CFAEA9E59E166B13E2C	services.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3FE2BD01AB6BC312BF0DADE7F797388F_896832C6BC857CFAEA9E59E166B13E2C	services.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AD5F118F7897046E8CA970AE6A6AB70B_ADB601E2C381343DA1163E5F08582475	services.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\0DA515F703BB9B49479E8697ADB0B955_4136D3715888E22D65EBE484B233D81B	services.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\349D186F1CB5682FA0194D4F3754EF36_CE21678B3713ACF5F5ED4AAA700C6173	services.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\349D186F1CB5682FA0194D4F3754EF36_CE21678B3713ACF5F5ED4AAA700C6173	services.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\KEyQkUy.sys	services.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	services.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName	services.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2204	timeout.exe

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	services.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	services.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	services.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	services.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	services.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	services.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	services.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	services.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	services.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
3356	Explorer.EXE
3356	Explorer.EXE
3356	Explorer.EXE
3356	Explorer.EXE
1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe
1716	services.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3356	Explorer.EXE

Suspicious behavior: LoadsDriver 3 IoCs

pid	Process
672	Process not Found
672	Process not Found
672	Process not Found

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
Token: SeTcbPrivilege	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
Token: SeDebugPrivilege	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
Token: SeDebugPrivilege	3356	Explorer.EXE
Token: SeDebugPrivilege	3356	Explorer.EXE
Token: SeDebugPrivilege	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
Token: SeDebugPrivilege	1716	services.exe
Token: SeDebugPrivilege	1716	services.exe
Token: SeDebugPrivilege	1716	services.exe
Token: SeIncBasePriorityPrivilege	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
Token: SeShutdownPrivilege	3356	Explorer.EXE
Token: SeCreatePagefilePrivilege	3356	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3356	Explorer.EXE

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1324 wrote to memory of 3356	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	54
PID 1324 wrote to memory of 3356	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	54
PID 1324 wrote to memory of 3356	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	54
PID 1324 wrote to memory of 3356	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	54
PID 1324 wrote to memory of 3356	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	54
PID 3356 wrote to memory of 1716	3356	Explorer.EXE	92
PID 3356 wrote to memory of 1716	3356	Explorer.EXE	92
PID 3356 wrote to memory of 1716	3356	Explorer.EXE	92
PID 3356 wrote to memory of 1716	3356	Explorer.EXE	92
PID 3356 wrote to memory of 1716	3356	Explorer.EXE	92
PID 3356 wrote to memory of 1716	3356	Explorer.EXE	92
PID 3356 wrote to memory of 1716	3356	Explorer.EXE	92
PID 1324 wrote to memory of 636	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	5
PID 1324 wrote to memory of 636	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	5
PID 1324 wrote to memory of 636	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	5
PID 1324 wrote to memory of 636	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	5
PID 1324 wrote to memory of 636	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	5
PID 1324 wrote to memory of 576	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	100
PID 1324 wrote to memory of 576	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	100
PID 1324 wrote to memory of 576	1324	2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe	100
PID 576 wrote to memory of 2204	576	cmd.exe	102
PID 576 wrote to memory of 2204	576	cmd.exe	102
PID 576 wrote to memory of 2204	576	cmd.exe	102

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:636
- C:\ProgramData\services.exe
  "C:\ProgramData\services.exe"
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Checks SCSI registry key(s)
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1716

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3356
- C:\Users\Admin\AppData\Local\Temp\2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe
  "C:\Users\Admin\AppData\Local\Temp\2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe"
  2⤵
  - Checks computer location settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1324
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c timeout /t 1 & del /Q /F "C:\Users\Admin\AppData\Local\Temp\2f5f5407af2e004b6bd676ec6e19c392818140695ca86aedb6c1ae203d2ce5f2.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:576
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 1
      4⤵
      Delays execution with timeout.exe
      PID:2204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\services.exe

Filesize
698KB

MD5
d8e577bf078c45954f4531885478d5a9

SHA1
d7a213f3cfee2a8a191769eb33847953be51de54

SHA256
dfbea9e8c316d9bc118b454b0c722cd674c30d0a256340200e2c3a7480cba674

SHA512
d7ef417fe68d44ed5a10eeca6075010c3940d5d6568086762d7c3f7ec55793d1ccaea7e6ac2675a3330a26b39c53c4be04241ffd23ba80b88112de10a01925e9

Download Submit
C:\ProgramData\services.exe

Filesize
698KB

MD5
d8e577bf078c45954f4531885478d5a9

SHA1
d7a213f3cfee2a8a191769eb33847953be51de54

SHA256
dfbea9e8c316d9bc118b454b0c722cd674c30d0a256340200e2c3a7480cba674

SHA512
d7ef417fe68d44ed5a10eeca6075010c3940d5d6568086762d7c3f7ec55793d1ccaea7e6ac2675a3330a26b39c53c4be04241ffd23ba80b88112de10a01925e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\834bd749.tmp

Filesize
14.1MB

MD5
a7ef23896bd75e4cf69595d10cac31ac

SHA1
6882cc47f35317decd34213a550473c6aa83a908

SHA256
3148f6ce8f8cd6246cb222715925a6a6066d573e92bf5441a8f191884870810c

SHA512
1f8efa9855b5f9b768a2cd445986de7f5c4a2adec31afa5b92530651a8f99fcb43f25eaa2469c5ea7c1e7e04b3a5fd41f61bc1b322d9489ad11494ad4164f08c

Download Submit
memory/636-16-0x0000016D73860000-0x0000016D73888000-memory.dmp

Filesize
160KB

Download
memory/636-57-0x0000016D738A0000-0x0000016D738A1000-memory.dmp

Filesize
4KB

Download
memory/636-56-0x0000016D73860000-0x0000016D73888000-memory.dmp

Filesize
160KB

Download
memory/636-17-0x0000016D738A0000-0x0000016D738A1000-memory.dmp

Filesize
4KB

Download
memory/1324-0-0x0000000000680000-0x00000000006EE000-memory.dmp

Filesize
440KB

Download
memory/1324-39-0x0000000000680000-0x00000000006EE000-memory.dmp

Filesize
440KB

Download
memory/1716-53-0x00000161F6A00000-0x00000161F6ACB000-memory.dmp

Filesize
812KB

Download
memory/1716-65-0x00000161F8360000-0x00000161F8361000-memory.dmp

Filesize
4KB

Download
memory/1716-11-0x00000161F6A00000-0x00000161F6ACB000-memory.dmp

Filesize
812KB

Download
memory/1716-77-0x00000161F8E00000-0x00000161F8FC5000-memory.dmp

Filesize
1.8MB

Download
memory/1716-50-0x00007FF9264B0000-0x00007FF9264C0000-memory.dmp

Filesize
64KB

Download
memory/1716-51-0x00000161F8350000-0x00000161F8351000-memory.dmp

Filesize
4KB

Download
memory/1716-69-0x00000161F8360000-0x00000161F8362000-memory.dmp

Filesize
8KB

Download
memory/1716-68-0x00000161F8E00000-0x00000161F8FC5000-memory.dmp

Filesize
1.8MB

Download
memory/1716-54-0x00000161F67D0000-0x00000161F67D1000-memory.dmp

Filesize
4KB

Download
memory/1716-55-0x00000161F8370000-0x00000161F8371000-memory.dmp

Filesize
4KB

Download
memory/1716-10-0x00000161F6A00000-0x00000161F6ACB000-memory.dmp

Filesize
812KB

Download
memory/1716-67-0x00000161F8370000-0x00000161F8371000-memory.dmp

Filesize
4KB

Download
memory/1716-58-0x00000161F8360000-0x00000161F8361000-memory.dmp

Filesize
4KB

Download
memory/1716-59-0x00000161F8E00000-0x00000161F8FC5000-memory.dmp

Filesize
1.8MB

Download
memory/1716-60-0x00000161F8360000-0x00000161F8362000-memory.dmp

Filesize
8KB

Download
memory/1716-61-0x00000161F83C0000-0x00000161F83C1000-memory.dmp

Filesize
4KB

Download
memory/1716-66-0x00000161F8370000-0x00000161F8371000-memory.dmp

Filesize
4KB

Download
memory/1716-63-0x00000161F8350000-0x00000161F8351000-memory.dmp

Filesize
4KB

Download
memory/1716-64-0x00000161F8370000-0x00000161F8371000-memory.dmp

Filesize
4KB

Download
memory/1716-13-0x00007FF9264B0000-0x00007FF9264C0000-memory.dmp

Filesize
64KB

Download
memory/3356-2-0x00000000032F0000-0x00000000032F3000-memory.dmp

Filesize
12KB

Download
memory/3356-4-0x00000000033D0000-0x00000000033D1000-memory.dmp

Filesize
4KB

Download
memory/3356-9-0x0000000009300000-0x00000000093F9000-memory.dmp

Filesize
996KB

Download
memory/3356-52-0x00000000033D0000-0x00000000033D1000-memory.dmp

Filesize
4KB

Download
memory/3356-1-0x00000000032F0000-0x00000000032F3000-memory.dmp

Filesize
12KB

Download
memory/3356-40-0x0000000009300000-0x00000000093F9000-memory.dmp

Filesize
996KB

Download