2d27b3e47a407c3a049ff9808a1ebf76087aad8453c7adfcb5225934a42b47da

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
09/07/2024, 23:47

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General

Target

327cc073490fc9b7defe9aee355b641f_JaffaCakes118.exe
Size

12KB
MD5

327cc073490fc9b7defe9aee355b641f
SHA1

567d508b92faa79710a8eb108fe4a5dbc35cb199
SHA256

2d27b3e47a407c3a049ff9808a1ebf76087aad8453c7adfcb5225934a42b47da
SHA512

1472e9f8f09aa63781283851505abce20fd938a3447b0bb82c75e7aa9a9fc148c48b4d3b447b37979dc116cadc31ca71a47428968215e29d507a01a89c65c4f5
SSDEEP

192:RiwIdE1kF7HBGC7pBxNCurZtTtliqe9m6G2yuEEMXj848LCUaZrnoQBqJ3:rME1kn5jxNTXa9p9EVeChSf3

Score

7^/10

spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3052	6lrFCJ.exe

Loads dropped DLL 2 IoCs

pid	Process
2872	327cc073490fc9b7defe9aee355b641f_JaffaCakes118.exe
2872	327cc073490fc9b7defe9aee355b641f_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 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2872-1-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/files/0x0004000000005c50-3.dat	upx
behavioral1/memory/3052-12-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/2872-16-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/3052-17-0x0000000000400000-0x000000000040D000-memory.dmp	upx

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\system4.exe	6lrFCJ.exe
File created	C:\Windows\SysWOW64\aksuser.dll	6lrFCJ.exe
File opened for modification	C:\Windows\SysWOW64\aksuser.dll	6lrFCJ.exe
File created	C:\Windows\SysWOW64\system4.exe	6lrFCJ.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\ksuser.dll	6lrFCJ.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3052	6lrFCJ.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 3052	2872	327cc073490fc9b7defe9aee355b641f_JaffaCakes118.exe	30
PID 2872 wrote to memory of 3052	2872	327cc073490fc9b7defe9aee355b641f_JaffaCakes118.exe	30
PID 2872 wrote to memory of 3052	2872	327cc073490fc9b7defe9aee355b641f_JaffaCakes118.exe	30
PID 2872 wrote to memory of 3052	2872	327cc073490fc9b7defe9aee355b641f_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\327cc073490fc9b7defe9aee355b641f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\327cc073490fc9b7defe9aee355b641f_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Users\Admin\AppData\Local\Temp\6lrFCJ.exe
  "C:\Users\Admin\AppData\Local\Temp\6lrFCJ.exe" -Parameter
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  PID:3052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\6lrFCJ.exe

Filesize
12KB

MD5
327cc073490fc9b7defe9aee355b641f

SHA1
567d508b92faa79710a8eb108fe4a5dbc35cb199

SHA256
2d27b3e47a407c3a049ff9808a1ebf76087aad8453c7adfcb5225934a42b47da

SHA512
1472e9f8f09aa63781283851505abce20fd938a3447b0bb82c75e7aa9a9fc148c48b4d3b447b37979dc116cadc31ca71a47428968215e29d507a01a89c65c4f5

Download Submit
memory/2872-1-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2872-10-0x00000000004A0000-0x00000000004AD000-memory.dmp

Filesize
52KB

Download
memory/2872-9-0x00000000004A0000-0x00000000004AD000-memory.dmp

Filesize
52KB

Download
memory/2872-16-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2872-22-0x00000000004A0000-0x00000000004AD000-memory.dmp

Filesize
52KB

Download
memory/3052-12-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3052-17-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download