3c7e46fa326e3ac93a9ab34c796be04e2ad2f3b16bd50685f4ed06ff6d5d3246

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10-07-2024 12:21

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General

Target

34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe
Size

52KB
MD5

34b185b25b12fc6bdf24fdc743c255e8
SHA1

244b82d3ef75d5b0b43b31289d4b1b275ceb194f
SHA256

3c7e46fa326e3ac93a9ab34c796be04e2ad2f3b16bd50685f4ed06ff6d5d3246
SHA512

c3eb357bedd67391ac6a20af833ae9279dcf6032f5504f05a0bc2ee6f6d3e5d041d6ae6225ecefa84bd8dd795402ef74b9fc708c4459343c5db7d7a4544ddbc6
SSDEEP

384:BwqUmiU/QqUm1U1QoQqUm1UjbfoQqUm1U5PoQqUm1Uw4joQqUm1Uc:Bwxk/Qxd1jQxdjbAQxd5QQxdw48Qxdc

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1692	msreg.exe

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\Online Service = "C:\\Windows\\msreg.exe"	34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\svchosts.exe	34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\svchostc.exe	34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\msreg.exe	34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2556	1692	WerFault.exe	30

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2416	34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 1692	2416	34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe	30
PID 2416 wrote to memory of 1692	2416	34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe	30
PID 2416 wrote to memory of 1692	2416	34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe	30
PID 2416 wrote to memory of 1692	2416	34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe	30
PID 1692 wrote to memory of 2556	1692	msreg.exe	31
PID 1692 wrote to memory of 2556	1692	msreg.exe	31
PID 1692 wrote to memory of 2556	1692	msreg.exe	31
PID 1692 wrote to memory of 2556	1692	msreg.exe	31

C:\Users\Admin\AppData\Local\Temp\34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\34b185b25b12fc6bdf24fdc743c255e8_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\msreg.exe
  C:\Windows\msreg.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 36
    3⤵
    - Program crash
    PID:2556

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

C:\Windows\msreg.exe

Filesize
4KB

MD5
b1220810708ddb633b95c51e7de4c0c3

SHA1
aea221334cd3967b910aebf91ade3085d0180c2c

SHA256
8d608f6b31810358fa72263a46130cfd6847b0c47a91fa773660eefeadf5b366

SHA512
b8da2c6cdd31116959fb29241cc60c6ee76af104fe74030533a32085926e39c38de33f070b849b45265ea49e94b388671e1a08201d96fd54c7e056ae1920f20f

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