93e808a1b512128086de1c82a98cf52ea5e0a65b2a91a5206c90622892055854

Analysis

max time kernel
150s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
09/07/2024, 17:14

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General

Target

3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe
Size

12KB
MD5

3144336eb49460fcf78ea09294e170c1
SHA1

9b460e5264ef8c75277ca5d1d8a993199136521c
SHA256

93e808a1b512128086de1c82a98cf52ea5e0a65b2a91a5206c90622892055854
SHA512

04f2f6e8c3fe9942402c89f3a61814217b73daf846500f1f37c4c1bcb53c887e80a577db1b54e3e99ce1c837601ccb103e74886893055481cbd97768a0981a4a
SSDEEP

192:8Zfwh9PIN1+Q/aegr7zi6eR+zVAvm+nrIgI8mQkk6a:8I7OYvr7m6NzVADrIgjmQkk

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

Executes dropped EXE 1 IoCs

pid	Process
208	pcibexlk.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2400-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/files/0x0008000000023480-4.dat	upx
behavioral2/memory/208-6-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/2400-7-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/208-8-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\pcibexl.dll	3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\pcibexlk.exe	3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\pcibexlk.exe	3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 208	2400	3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe	81
PID 2400 wrote to memory of 208	2400	3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe	81
PID 2400 wrote to memory of 208	2400	3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe	81
PID 2400 wrote to memory of 3608	2400	3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe	87
PID 2400 wrote to memory of 3608	2400	3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe	87
PID 2400 wrote to memory of 3608	2400	3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\pcibexlk.exe
  C:\Windows\system32\pcibexlk.exe ˜‰
  2⤵
  - Executes dropped EXE
  PID:208
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe.bat
  2⤵
  PID:3608

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\3144336eb49460fcf78ea09294e170c1_JaffaCakes118.exe.bat

Filesize
210B

MD5
fe3727669e19a4a53c17a29e4a792c13

SHA1
fabbee094b211b324ba0e8545e5fe189166e8bf7

SHA256
f61107c44d470cc39b07603339be6b7161c00302336613e41a960f69cc9af51a

SHA512
1c0e7389395872dc2e9bb6df8d76d60c50928c7e9640d4a6e3a2e0a00834f815830231b478156607001243eaab1f13503040835d5a8975fef2908681842ae4fe

Download Submit
C:\Windows\SysWOW64\pcibexlk.exe

Filesize
12KB

MD5
3144336eb49460fcf78ea09294e170c1

SHA1
9b460e5264ef8c75277ca5d1d8a993199136521c

SHA256
93e808a1b512128086de1c82a98cf52ea5e0a65b2a91a5206c90622892055854

SHA512
04f2f6e8c3fe9942402c89f3a61814217b73daf846500f1f37c4c1bcb53c887e80a577db1b54e3e99ce1c837601ccb103e74886893055481cbd97768a0981a4a

Download Submit
memory/208-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/208-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2400-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2400-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download