icexloader | 79915a1352da45f69fbd193f7bd28bba64949dfe6c2baf8090151e676aad2448

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26/09/2022, 01:56

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General

Target
79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Size 348KB
Sample220926-ccn8bsghf7
SHA256 79915a1352da45f69fbd193f7bd28bba64949dfe6c2baf8090151e676aad2448
MD5 6210be523c5fab6a205772fc1a6abfb4
SHA1 b9ad3b37702aa0187592fb39b26148d8b320b6ca
SHA512 a98fb903c1d9f2d23a9a7a67e8bc7f27228f054105ac43413e6887ff8c0de29968b5d71218a116f7f73a814a8be4bc50b4c78c4e913c5da1b1083c51c80fbdab
SSDEEP 6144:ZbslI7b8btZ1WMYORbMV9bwkn8gfyVQhAyPlb/2:ZbvwnEMtWwk3fyVQhAyPlb/2
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

icexloader loader persistence

Malware Config

Signatures

icexloader
IceXLoader is a downloader used to deliver other malware families.
loader icexloader

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ICE X.exe	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ICE X = "\"C:\\Users\\Admin\\AppData\\Roaming\\ICE X.exe\""	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ICE X = "\"C:\\Users\\Admin\\AppData\\Roaming\\ICE X.exe\""	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3024	powershell.exe
3024	powershell.exe
5040	powershell.exe
5040	powershell.exe
3740	powershell.exe
3740	powershell.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

description	pid	Process
Token: SeDebugPrivilege	3024	powershell.exe
Token: SeRemoteShutdownPrivilege	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Token: SeRemoteShutdownPrivilege	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Token: SeRemoteShutdownPrivilege	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Token: SeRemoteShutdownPrivilege	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Token: SeRemoteShutdownPrivilege	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Token: SeDebugPrivilege	5040	powershell.exe
Token: SeRemoteShutdownPrivilege	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Token: SeRemoteShutdownPrivilege	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Token: SeRemoteShutdownPrivilege	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Token: SeRemoteShutdownPrivilege	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Token: SeRemoteShutdownPrivilege	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
Token: SeDebugPrivilege	3740	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3520 wrote to memory of 632	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe	82
PID 3520 wrote to memory of 632	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe	82
PID 3520 wrote to memory of 632	3520	79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe	82
PID 632 wrote to memory of 3024	632	cmd.exe	84
PID 632 wrote to memory of 3024	632	cmd.exe	84
PID 632 wrote to memory of 3024	632	cmd.exe	84
PID 632 wrote to memory of 5040	632	cmd.exe	87
PID 632 wrote to memory of 5040	632	cmd.exe	87
PID 632 wrote to memory of 5040	632	cmd.exe	87
PID 632 wrote to memory of 3740	632	cmd.exe	90
PID 632 wrote to memory of 3740	632	cmd.exe	90
PID 632 wrote to memory of 3740	632	cmd.exe	90

C:\Users\Admin\AppData\Local\Temp\79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe
"C:\Users\Admin\AppData\Local\Temp\79915A1352DA45F69FBD193F7BD28BBA64949DFE6C2BA.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3520
- C:\Windows\SysWOW64\cmd.exe
  cmd /c "C:\Users\Admin\AppData\Local\Temp\file.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:632
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Set-MpPreference -DisableRealtimeMonitoring $true
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3024
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Add-MpPreference -ExclusionExtension "C:\Users\Admin\AppData\Roaming\ICE X\.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5040
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Add-MpPreference -ExclusionPath "C:\Users\Admin"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3740

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 2KB
SHA256 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
MD5 968cb9309758126772781b83adb8a28f
SHA1 8da30e71accf186b2ba11da1797cf67f8f78b47c
SHA512 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 18KB
SHA256 c8c83cece720edf88bbd85409b3fc4ef5a34ae2052220bad4f5a4fd804f51017
MD5 82c0f2642e958cae54ef0b06275225be
SHA1 0cd6c8124e415cf119445354dc542a5823809108
SHA512 98fa8d56bb0f014655d6ba0940a054a0382f515df098780007f5a303647420df7942027ce9d77de33087f3346f8435fb1732a6d22be0efa98b477f843c49e9ca
SSDEEP 384:5sf+BC9i++a5ddQvwJI3JkxZKTzZTVK6seYUFdD/L03Kowhf+K2NE/ApQ0gDutkE:Ofya5ddsZSx0TdTVNPN4K5LmE/oIgZ
MD5 SHA1 SHA512 SSDEEP

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 18KB
SHA256 56b6b794e2bd58ccb5aaf41e994622815b1daac685d723f9b8326ce84902d221
MD5 c0dcd61df7ec2ea83de8d2ff365084a3
SHA1 1deb72d0a3a37a4bca264a858db51581ec1b386c
SHA512 152fa825e62b8c9629f264f517413b1794fa9edc44159ae889aea296cf11c33d017bd0460812e37b33f7f484a38ecd8b16ca1ccd8d8b274473ff9b7b6a52785b
SSDEEP 384:csf+BJ9IQNTS4ywQizJkyto9o5AFNY12U/rDxLfkYEyelL+njkkK0cvO1:ZfdyWjo5AFNHUXx7kYESwkK0J
MD5 SHA1 SHA512 SSDEEP

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file.bat

Path C:\Users\Admin\AppData\Local\Temp\file.bat
Size 239B
SHA256 7300f298f3baf29ec7dfcffb6ed84a14eea910dd323d845f9c343990b8754c51
MD5 f6e9a890d89cbc6684cc81fdba858cb4
SHA1 352924f71a6debb722a31af9d9a2c9bc157f6593
SHA512 e0ddd4bdc29b355937be75ea90b1c8a0b4e9ce631364fcc35635a7f33b7e00a4a245402456cf17364a91a61cf1a551f2fb49d3f25133a4e488a5f379014264d9
MD5 SHA1 SHA512

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memory/3024-144-0x0000000007400000-0x0000000007A7A000-memory.dmp

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memory/3024-148-0x0000000006FF0000-0x0000000006FFE000-memory.dmp

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memory/3024-139-0x0000000005460000-0x00000000054C6000-memory.dmp

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memory/3024-140-0x0000000005AB0000-0x0000000005ACE000-memory.dmp

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memory/3024-141-0x0000000006C60000-0x0000000006C92000-memory.dmp

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memory/3024-142-0x0000000070610000-0x000000007065C000-memory.dmp

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memory/3024-143-0x0000000006060000-0x000000000607E000-memory.dmp

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memory/3024-137-0x0000000004AE0000-0x0000000004B02000-memory.dmp

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memory/3024-145-0x0000000006DB0000-0x0000000006DCA000-memory.dmp

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memory/3024-146-0x0000000006E10000-0x0000000006E1A000-memory.dmp

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memory/3024-147-0x0000000007040000-0x00000000070D6000-memory.dmp

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memory/3024-138-0x0000000004B80000-0x0000000004BE6000-memory.dmp

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memory/3024-149-0x00000000070E0000-0x00000000070FA000-memory.dmp

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memory/3024-150-0x0000000007030000-0x0000000007038000-memory.dmp

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memory/3024-136-0x0000000004D40000-0x0000000005368000-memory.dmp

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memory/3024-135-0x00000000024B0000-0x00000000024E6000-memory.dmp

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memory/3740-157-0x0000000070610000-0x000000007065C000-memory.dmp

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memory/5040-154-0x0000000070610000-0x000000007065C000-memory.dmp

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