35123417421f9546f7d4dcba4d37e0f9f99b3c717833c8400850f8080de58727

Analysis

max time kernel
152s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10/04/2024, 15:56

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General

Target

eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe
Size

17KB
MD5

eb6e9b20bb6767c8b0c11168fc09afdc
SHA1

d0f6847ab5addfcff52f89ae798ff06a76269537
SHA256

35123417421f9546f7d4dcba4d37e0f9f99b3c717833c8400850f8080de58727
SHA512

cb1b8093c1b5b97e9a668e5959c0fd9b99f7bc54bef1b24a8e6c7588dafa8721aadba743cf9de7dc9716fcbdf418bb1eec521ca9d951a04b3cc692863fa9028a
SSDEEP

384:wocHGHh4NU/jS/CWPD6/Antpq6EOc8QIKgoO/MO3zf:UHo/jmCWG/AntpDFCIK7OEO3z

Score

7^/10

persistence upx

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2768	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2768-0-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/2768-11-0x0000000000400000-0x000000000040D000-memory.dmp	upx

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\AVPSrv = "C:\\Windows\\AVPSrv.exe"	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\AVPSrv.dll	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\AVPSrv.exe	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe
File opened for modification	C:\Windows\AVPSrv.exe	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2768	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe
2768	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2768	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2768	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2768 wrote to memory of 1248	2768	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe	21
PID 2768 wrote to memory of 1248	2768	eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1248
- C:\Users\Admin\AppData\Local\Temp\eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\eb6e9b20bb6767c8b0c11168fc09afdc_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2768

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

\Windows\SysWOW64\AVPSrv.dll

Filesize
23KB

MD5
f1271d2ca33f7ca57559121af5213292

SHA1
22a6c5adce3c8f277516d3345177f24e7409dd2b

SHA256
a1fb8653771f114943fbf014d3126089f50a28836700c41c286f0f94e5c8dcb2

SHA512
1aa3bbfbbfab24f881429b7e3d8a158426e8ab029123526585de83c1ca5f6fb5c311e2c005445adbea2ccc5340a622242b505ac5d0c8ff9f1dea23426215fbc6

Download Submit
memory/1248-3-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/1248-6-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/1248-10-0x0000000002260000-0x0000000002261000-memory.dmp

Filesize
4KB

Download
memory/2768-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2768-11-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2768-15-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download