4d3652fd89824157479660204648f005f8ea35f1aca2662c2e642cf5accf95d3

Analysis

max time kernel
142s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/06/2024, 13:51

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General

Target

163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe
Size

10KB
MD5

163c533ac5d98827946d63c57bd9e408
SHA1

69d795a0ca4dc7c34314c44f3268bba608bf7f7b
SHA256

4d3652fd89824157479660204648f005f8ea35f1aca2662c2e642cf5accf95d3
SHA512

46f7119ffbba1369757e65b1356110b5ee1ffa5d28df662d5f7b9c7e970949c4582049fb76c6083f29cdda1abb2db229465311e2e68042ff3123fd0667cb1ceb
SSDEEP

192:IT+rm4D1NMymRMAE9IxLdUXFKV1cHVGDhsa/kgUwur:IT+KsWFM39IxIkV6t

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\riapri.dll	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\riapri.dll	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{152D2432-37A2-324F-2A54-21BF5CF2F1A1}\InprocServer32	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{152D2432-37A2-324F-2A54-21BF5CF2F1A1}	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{152D2432-37A2-324F-2A54-21BF5CF2F1A1}\InprocServer32\ = "C:\\Windows\\SysWow64\\riapri.dll"	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{152D2432-37A2-324F-2A54-21BF5CF2F1A1}\InprocServer32\ThreadingModel = "Apartment"	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5076	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe
5076	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 3852	5076	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe	90
PID 5076 wrote to memory of 3852	5076	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe	90
PID 5076 wrote to memory of 3852	5076	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe	90
PID 5076 wrote to memory of 816	5076	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe	91
PID 5076 wrote to memory of 816	5076	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe	91
PID 5076 wrote to memory of 816	5076	163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe	91
PID 3852 wrote to memory of 3484	3852	cmd.exe	95
PID 3852 wrote to memory of 3484	3852	cmd.exe	95
PID 3852 wrote to memory of 3484	3852	cmd.exe	95
PID 816 wrote to memory of 4080	816	cmd.exe	94
PID 816 wrote to memory of 4080	816	cmd.exe	94
PID 816 wrote to memory of 4080	816	cmd.exe	94

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
3484	attrib.exe
4080	attrib.exe

C:\Users\Admin\AppData\Local\Temp\163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\DeleteFileDos.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3852
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe" -r -a -s -h
    3⤵
    - Views/modifies file attributes
    PID:3484
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\DeleteFileDos.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:816
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\163c533ac5d98827946d63c57bd9e408_JaffaCakes118.exe" -r -a -s -h
    3⤵
    - Views/modifies file attributes
    PID:4080

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=3844 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
1⤵
PID:3392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\DeleteFileDos.bat

Filesize
332B

MD5
c548e16e22665e57cc0ab0d61ca9e59a

SHA1
c1cc25db4ff66b018f297a04f86adf2e146eb028

SHA256
38ec8cd7808c406662ccd3d011a0ba4a838e155b572620dbbe5ba9c6941f444c

SHA512
c82dc41d79aebc63c3acc52b0652e38edca039b137ebf0b557475cad187dd40174dd135a60238aafa5bfa5790f866bcad4f9ea30e351857ec5ad27dff3d22b97

Download Submit
C:\Windows\SysWOW64\riapri.dll

Filesize
15KB

MD5
4ae13fc187880d4265698e5b0b5603b8

SHA1
4362a23286dda62073b430b95100067a8c346f5d

SHA256
b47b11c9ce2d4e570024948781ddadee558e33578d3504f058b45c5b70c27c32

SHA512
b46457c65e164ab7923e6613295ff6077597c7d1a2db5fe3fae38eeb231561d8eb6c3046175656c560103361d4a4c6b8cc6b0475aec6d1a511ea5f01b1839191

Download Submit
memory/5076-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/5076-15-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download