45803ce3b9bcb4d63079f4d351b781d3492a9294bcf6c36779b534fd612ff461

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22-07-2024 14:30

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General

Target

638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe
Size

2.7MB
MD5

638c73bd9ef57fff59f2ecc9ed9b3100
SHA1

f763efe428393c77f12a31b56934ad38f1edbef0
SHA256

45803ce3b9bcb4d63079f4d351b781d3492a9294bcf6c36779b534fd612ff461
SHA512

dc56579bab032222e3a1241134e229c458e6c71d996c5dd0f49631e7996e91acd83020e3f5b776077a85be5a311b10632179faf0feea3e4316375059299e1186
SSDEEP

49152:veFJETM1xZQCQaalwUbpEhuFArsyvSvJLwqSlFK9/AWnzVGnEjcs8rV:2j95Op1AgUSvJLwdlu/rnhGc

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
564	5100	WerFault.exe	84

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 5100	4996	638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe	84
PID 4996 wrote to memory of 5100	4996	638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe	84
PID 4996 wrote to memory of 5100	4996	638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe	84
PID 4996 wrote to memory of 5100	4996	638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe	84
PID 4996 wrote to memory of 5100	4996	638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Users\Admin\AppData\Local\Temp\638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\638c73bd9ef57fff59f2ecc9ed9b3100_JaffaCakes118.exe"
  2⤵
  - Checks BIOS information in registry
  PID:5100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5100 -s 1044
    3⤵
    - Program crash
    PID:564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 5100 -ip 5100
1⤵
PID:5116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4996-1-0x0000000000400000-0x0000000000B1F000-memory.dmp

Filesize
7.1MB

Download
memory/4996-14-0x0000000000400000-0x0000000000B1F000-memory.dmp

Filesize
7.1MB

Download
memory/5100-3-0x0000000000400000-0x0000000000B1F000-memory.dmp

Filesize
7.1MB

Download
memory/5100-4-0x0000000002800000-0x0000000002905000-memory.dmp

Filesize
1.0MB

Download
memory/5100-10-0x0000000002800000-0x0000000002905000-memory.dmp

Filesize
1.0MB

Download
memory/5100-12-0x0000000002800000-0x0000000002905000-memory.dmp

Filesize
1.0MB

Download
memory/5100-13-0x0000000002800000-0x0000000002905000-memory.dmp

Filesize
1.0MB

Download
memory/5100-15-0x0000000000400000-0x0000000000B1F000-memory.dmp

Filesize
7.1MB

Download