Malware Analysis Report

2025-08-05 10:56

Sample ID 241005-hd4bjavdpe
Target 168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118
SHA256 c01c4126b06d537a776109e648a0458ab9aade4a6cc6a79a0a405a1e6f57c702
Tags
ramnit banker discovery spyware stealer trojan upx worm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c01c4126b06d537a776109e648a0458ab9aade4a6cc6a79a0a405a1e6f57c702

Threat Level: Known bad

The file 168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

ramnit banker discovery spyware stealer trojan upx worm

Ramnit

Loads dropped DLL

UPX packed file

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of UnmapMainImage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-05 06:38

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-05 06:38

Reported

2024-10-05 06:40

Platform

win10v2004-20240802-en

Max time kernel

93s

Max time network

100s

Command Line

"C:\Users\Admin\AppData\Local\Temp\168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118.exe"

Signatures

Ramnit

trojan spyware stealer worm banker ramnit

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4848 -ip 4848

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 288

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 52.111.227.11:443 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/4848-0-0x0000000000400000-0x0000000000427000-memory.dmp

memory/4848-1-0x0000000000401000-0x0000000000404000-memory.dmp

memory/4848-3-0x0000000000400000-0x0000000000425000-memory.dmp

memory/4848-7-0x00000000008E0000-0x00000000008E1000-memory.dmp

memory/4848-10-0x0000000000400000-0x0000000000425000-memory.dmp

memory/4848-9-0x0000000000400000-0x0000000000425000-memory.dmp

memory/4848-15-0x00000000775C2000-0x00000000775C3000-memory.dmp

memory/4848-14-0x00000000775C2000-0x00000000775C4000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\~TM80E8.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/4848-8-0x0000000000400000-0x0000000000425000-memory.dmp

memory/4848-6-0x0000000000400000-0x0000000000425000-memory.dmp

memory/4848-4-0x0000000000400000-0x0000000000425000-memory.dmp

memory/4848-2-0x0000000000400000-0x0000000000425000-memory.dmp

memory/4848-18-0x0000000000401000-0x0000000000404000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-05 06:38

Reported

2024-10-05 06:40

Platform

win7-20240903-en

Max time kernel

14s

Max time network

18s

Command Line

"C:\Users\Admin\AppData\Local\Temp\168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\168fa2fbf8af7e2b1e3ff2c7e93c4793_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 92

Network

N/A

Files

memory/2276-0-0x0000000000400000-0x0000000000427000-memory.dmp

memory/2276-1-0x0000000000400000-0x0000000000427000-memory.dmp