d58c2c3fecffaa65c1cfb95534bc4e2bd17512a20cf2b69e718a91456330bf00

General

Target

0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe
Size

175KB
MD5

0872dcc4bec1b2a17b17fab518fdaab5
SHA1

58d439d26ac398a20e275a3e2587bc47dca791dc
SHA256

d58c2c3fecffaa65c1cfb95534bc4e2bd17512a20cf2b69e718a91456330bf00
SHA512

8205d970b6d90903ecbfd51530352c7cd718ce99139fadde73ad5fd93fae294ce1f46b60edb203fa6e74b83d96d4d4e7860bbc7762e852f02e8af70dbf1be8cd
SSDEEP

3072:ajeJvTHjs3ypJ7ib5tf5wExuijs1n4oCku7CgveTXs1E7/cjo:keJvTY3EiVEaXjs1n4oCkumgGAjo

Score

10^/10

persistence spyware stealer upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\dwm.exe"	0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/816-1-0x0000000000400000-0x000000000048A000-memory.dmp	upx
behavioral1/memory/2792-6-0x0000000000400000-0x000000000048A000-memory.dmp	upx
behavioral1/memory/2792-5-0x0000000000400000-0x000000000048A000-memory.dmp	upx
behavioral1/memory/1908-80-0x0000000000400000-0x000000000048A000-memory.dmp	upx
behavioral1/memory/816-82-0x0000000000400000-0x000000000048A000-memory.dmp	upx
behavioral1/memory/816-198-0x0000000000400000-0x000000000048A000-memory.dmp	upx
behavioral1/memory/816-199-0x0000000000400000-0x000000000048A000-memory.dmp	upx

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 816 wrote to memory of 2792	816	0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe	28
PID 816 wrote to memory of 2792	816	0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe	28
PID 816 wrote to memory of 2792	816	0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe	28
PID 816 wrote to memory of 2792	816	0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe	28
PID 816 wrote to memory of 1908	816	0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe	30
PID 816 wrote to memory of 1908	816	0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe	30
PID 816 wrote to memory of 1908	816	0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe	30
PID 816 wrote to memory of 1908	816	0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of WriteProcessMemory
PID:816
- C:\Users\Admin\AppData\Local\Temp\0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  PID:2792
- C:\Users\Admin\AppData\Local\Temp\0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\0872dcc4bec1b2a17b17fab518fdaab5_JaffaCakes118.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
  2⤵
  PID:1908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\7D49.DB8

Filesize
600B

MD5
1f2caeec97168694f29729e809885600

SHA1
325abc97e2b78bbf56f60494fb1bf8026d16789e

SHA256
00c7b70b279b34ab557d0a3c1a1ff9d41047352980df3f5a4176663a933ebbf2

SHA512
304d2ce6af512e053e307d532077ed196b0bbb94db95ca5d697774a7e056ef7c8e1a0e0541e4df60bca071f6d80387f7d6803961c74a8f0881eff143a985d009

Download Submit
C:\Users\Admin\AppData\Roaming\7D49.DB8

Filesize
996B

MD5
04fdbbfea51a464fdb84f2ea4a2b24ad

SHA1
b24940d1a9f794e28c4a2c020e5d1dec727db793

SHA256
30051fed061027c6dbbfeb19b78f3662f09ea988767524ddadd28753027588df

SHA512
db1edeaebddfda847db094317f8bfc11657f57736d20799fa1935f682b98d5f32a3b30e4953d064de4f64922b2e2198ede931bdb27e763781df8fa93ebca00a6

Download Submit
memory/816-1-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/816-82-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/816-198-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/816-199-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/1908-81-0x00000000006A8000-0x00000000006C3000-memory.dmp

Filesize
108KB

Download
memory/1908-80-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/2792-6-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/2792-5-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads