e24a4c0fa1d7ea583e70d0275b8cb465fab0f2f20073685201232f974625422c

Analysis

max time kernel
150s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
08-07-2024 21:41

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General

Target

2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe
Size

12KB
MD5

2de75cc088b661a67365ba10a493bab6
SHA1

41726f01bd8919767f5e75cee57a045bc5de9e27
SHA256

e24a4c0fa1d7ea583e70d0275b8cb465fab0f2f20073685201232f974625422c
SHA512

e23ae88427b588571c4a0b406527836a0054f874860474d653d2b8b194883a136b4ee5ce107509f146f5d7a961a10e896e7e14caacbfac28c649c682ec1a18bc
SSDEEP

192:h4RewhPGMhF/I2AkMDglt3oENEOI/mt+5ogdXaqX7BtqKyOoOx6evOo5hKDa/g:OrBF/I2ARgT3RNE9hha+FLaevO2xg

Score

8^/10

persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Deletes itself 1 IoCs

pid	Process
2852	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2312	sctzxyk.exe

Loads dropped DLL 2 IoCs

pid	Process
2492	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe
2492	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2492-0-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/files/0x00080000000171a6-3.dat	upx
behavioral1/memory/2312-12-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/2492-13-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/2312-14-0x0000000000400000-0x000000000040E000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\sctzxyk.exe	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\sctzxy.dll	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\sctzxyk.exe	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 2312	2492	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe	30
PID 2492 wrote to memory of 2312	2492	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe	30
PID 2492 wrote to memory of 2312	2492	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe	30
PID 2492 wrote to memory of 2312	2492	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe	30
PID 2492 wrote to memory of 2852	2492	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe	31
PID 2492 wrote to memory of 2852	2492	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe	31
PID 2492 wrote to memory of 2852	2492	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe	31
PID 2492 wrote to memory of 2852	2492	2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Windows\SysWOW64\sctzxyk.exe
  C:\Windows\system32\sctzxyk.exe ˜‰
  2⤵
  - Executes dropped EXE
  PID:2312
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe.bat
  2⤵
  - Deletes itself
  PID:2852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\2de75cc088b661a67365ba10a493bab6_JaffaCakes118.exe.bat

Filesize
210B

MD5
f7e9c97c6a3cb4af97b2cf93974bcf09

SHA1
7c15e56daa2a7216853e4535502213a5986b9c7b

SHA256
ed55e63aff553006e6de175c5674751788546c5f8a7b6173f04b3fcd4ba27cb2

SHA512
2fa6dd76c8e062da732e0ab0d69f2a5efda0b4b3cf9ff5816a1a9f6ba7ee87fe7d7be63e1ab8be29403fae14039e47b41ceba5cf7f82f269009e9f8aba2923c4

Download Submit
\Windows\SysWOW64\sctzxyk.exe

Filesize
12KB

MD5
2de75cc088b661a67365ba10a493bab6

SHA1
41726f01bd8919767f5e75cee57a045bc5de9e27

SHA256
e24a4c0fa1d7ea583e70d0275b8cb465fab0f2f20073685201232f974625422c

SHA512
e23ae88427b588571c4a0b406527836a0054f874860474d653d2b8b194883a136b4ee5ce107509f146f5d7a961a10e896e7e14caacbfac28c649c682ec1a18bc

Download Submit
memory/2312-12-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2312-14-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2492-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2492-10-0x0000000000230000-0x000000000023E000-memory.dmp

Filesize
56KB

Download
memory/2492-11-0x0000000000230000-0x000000000023E000-memory.dmp

Filesize
56KB

Download
memory/2492-13-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2492-18-0x0000000000230000-0x000000000023E000-memory.dmp

Filesize
56KB

Download
memory/2492-17-0x0000000000230000-0x000000000023E000-memory.dmp

Filesize
56KB

Download