937124814646af475ab7993e12c8de7aeca967ec0e3dc892f2382104f98e677b

Analysis

max time kernel
151s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20-06-2024 17:15

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General

Target

08205cdf4368807f972b2f6a0508e75a_JaffaCakes118.dll
Size

37KB
MD5

08205cdf4368807f972b2f6a0508e75a
SHA1

01040935af4ac121b79f1d7e868381da2bcc94f9
SHA256

937124814646af475ab7993e12c8de7aeca967ec0e3dc892f2382104f98e677b
SHA512

2b3984bdc51b19558d11effa737ceb51c9b1ed08067fcb282a6278103ab90313d193f6b27104cba519073b2448fdfb045684929b77f97e43396cfc09e652418c
SSDEEP

768:j0Bi5b49hXM/aci8eurEpxqGn1au8YvktXotNft1CcS2hN:j0BiJ4LXM/azOrEpxqG1L8ak6tNfvCcB

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
3080	rundll32.exe
3080	rundll32.exe
3900	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MSServer = "rundll32.exe C:\\Windows\\system32\\qoMdEXPi.dll,#1"	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\qoMdEXPi.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\qoMdEXPi.dll	rundll32.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{52A96517-3690-45C7-98A9-1DD379F9D9B5}	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{52A96517-3690-45C7-98A9-1DD379F9D9B5}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{52A96517-3690-45C7-98A9-1DD379F9D9B5}\InprocServer32\ = "C:\\Windows\\SysWow64\\qoMdEXPi.dll"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{52A96517-3690-45C7-98A9-1DD379F9D9B5}\InprocServer32\ThreadingModel = "Both"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3080	rundll32.exe
3080	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe
3900	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3080	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3080	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3080	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3892 wrote to memory of 3080	3892	rundll32.exe	90
PID 3892 wrote to memory of 3080	3892	rundll32.exe	90
PID 3892 wrote to memory of 3080	3892	rundll32.exe	90
PID 3080 wrote to memory of 620	3080	rundll32.exe	5
PID 3080 wrote to memory of 3900	3080	rundll32.exe	100
PID 3080 wrote to memory of 3900	3080	rundll32.exe	100
PID 3080 wrote to memory of 3900	3080	rundll32.exe	100

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:620

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\08205cdf4368807f972b2f6a0508e75a_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\08205cdf4368807f972b2f6a0508e75a_JaffaCakes118.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3080
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Windows\system32\qoMdEXPi.dll,a
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    PID:3900

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4240 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
1⤵
PID:1188

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\qoMdEXPi.dll

Filesize
37KB

MD5
08205cdf4368807f972b2f6a0508e75a

SHA1
01040935af4ac121b79f1d7e868381da2bcc94f9

SHA256
937124814646af475ab7993e12c8de7aeca967ec0e3dc892f2382104f98e677b

SHA512
2b3984bdc51b19558d11effa737ceb51c9b1ed08067fcb282a6278103ab90313d193f6b27104cba519073b2448fdfb045684929b77f97e43396cfc09e652418c

Download Submit
memory/3080-0-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download
memory/3080-1-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download
memory/3080-8-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download
memory/3080-10-0x0000000000620000-0x0000000000630000-memory.dmp

Filesize
64KB

Download
memory/3900-17-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download