eb6fe508401563e91ce8b75c829e4caf51f85a7098ed444b71835b3c2a6b3b52

Analysis

max time kernel
150s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20-06-2024 05:39

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General

Target

034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe
Size

13KB
MD5

034cbc16a0b68767a48c403780faa734
SHA1

8a2ed52829598552e7e00ba7eb8b98bbfa07290a
SHA256

eb6fe508401563e91ce8b75c829e4caf51f85a7098ed444b71835b3c2a6b3b52
SHA512

62fe4a7dea46ec6a4bf5922876ce267169e01da175ec27654ed2b76bf2e6584013f04b9f6b34c9bb58d7cbe0672eb33f827621e9269d844905274bccd5c44753
SSDEEP

192:aft4mE6v7tOr1rc+V9Qjx1Ks3k6btsAHPbzecuSU/vHaIQXMD3q+Y3RJcU:+4hfr5VMKePLHP7lkahXO3qj3r

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
3948	micsusk.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2552-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/files/0x00070000000233f3-4.dat	upx
behavioral2/memory/3948-6-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/2552-7-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/3948-8-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\micsus.dll	034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\micsusk.exe	034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\micsusk.exe	034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 3948	2552	034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe	83
PID 2552 wrote to memory of 3948	2552	034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe	83
PID 2552 wrote to memory of 3948	2552	034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe	83
PID 2552 wrote to memory of 2744	2552	034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe	87
PID 2552 wrote to memory of 2744	2552	034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe	87
PID 2552 wrote to memory of 2744	2552	034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\SysWOW64\micsusk.exe
  C:\Windows\system32\micsusk.exe ˜‰
  2⤵
  - Executes dropped EXE
  PID:3948
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe.bat
  2⤵
  PID:2744

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\034cbc16a0b68767a48c403780faa734_JaffaCakes118.exe.bat

Filesize
210B

MD5
2332b31816fb55188bf972b6afefdc78

SHA1
7e38a71f811c74347b4ede31c84f4ab72c79b8f5

SHA256
bde14e7f68be002d8b1ce423e6911aa96b84a614a5faabd5fafb8846de1ff563

SHA512
078af07fb5b47177f2565ab532da0c300c66a377374c56a8589a1f7421d6ca17cc58dca3309c871af66f8e2c0117cf651eeb6786001557500e4da8e5d15326a6

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

Filesize
13KB

MD5
034cbc16a0b68767a48c403780faa734

SHA1
8a2ed52829598552e7e00ba7eb8b98bbfa07290a

SHA256
eb6fe508401563e91ce8b75c829e4caf51f85a7098ed444b71835b3c2a6b3b52

SHA512
62fe4a7dea46ec6a4bf5922876ce267169e01da175ec27654ed2b76bf2e6584013f04b9f6b34c9bb58d7cbe0672eb33f827621e9269d844905274bccd5c44753

Download Submit
memory/2552-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2552-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3948-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3948-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download