c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb

General

Target

c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe
Size

85KB
MD5

091bcddb5ceaa1f0c7e2d507c539c60f
SHA1

e3cf67fe5611716ef26de6a18042500d9cfc4c39
SHA256

c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb
SHA512

61ccb06ae2a9cdec6ce919578edb6f598ba78c67b1a0426add56584676299009f3f33043f149608be5d8ff649edebbdae0d1f53045d26753f7c6af31a846a43a
SSDEEP

1536:5JXLSNZSOyF/lewor4ZXkl3CkSRpliHyPm:5FutyjfVxIyLiS

Score

7^/10

persistence

Malware Config

Signatures

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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\424927117 = "C:\\Users\\Admin\\424927117.exe"	reg.exe

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "174"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	828	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe
Token: SeShutdownPrivilege	3656	shutdown.exe
Token: SeRemoteShutdownPrivilege	3656	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2984	LogonUI.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 828 wrote to memory of 1768	828	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe	82
PID 828 wrote to memory of 1768	828	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe	82
PID 828 wrote to memory of 1768	828	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe	82
PID 1768 wrote to memory of 4400	1768	cmd.exe	84
PID 1768 wrote to memory of 4400	1768	cmd.exe	84
PID 1768 wrote to memory of 4400	1768	cmd.exe	84
PID 828 wrote to memory of 3656	828	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe	85
PID 828 wrote to memory of 3656	828	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe	85
PID 828 wrote to memory of 3656	828	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe	85
PID 828 wrote to memory of 2620	828	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe	87
PID 828 wrote to memory of 2620	828	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe	87
PID 828 wrote to memory of 2620	828	c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe	87

C:\Users\Admin\AppData\Local\Temp\c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe
"C:\Users\Admin\AppData\Local\Temp\c352d11f858c6d9cedf320cd5120db475c52c19b3d2e9352ba8c8b6bf4fde0fb.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:828
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c REG ADD HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v 424927117 /t REG_SZ /d "%userprofile%\424927117.exe" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1768
- - C:\Windows\SysWOW64\reg.exe
    REG ADD HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v 424927117 /t REG_SZ /d "C:\Users\Admin\424927117.exe" /f
    3⤵
    - Adds Run key to start application
    PID:4400
- C:\Windows\SysWOW64\shutdown.exe
  "C:\Windows\System32\shutdown.exe" /r /f /t 3
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3656
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\C352D1~1.EXE > nul
  2⤵
  PID:2620

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39f6855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2984

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/828-135-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/828-134-0x00000000004E0000-0x00000000004F9000-memory.dmp

Filesize
100KB

Download

Analysis

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