Malware Analysis Report

2025-08-10 14:19

Sample ID 241003-wvf48azaqn
Target 1006fc39a904f2da08f8228665de4cc8_JaffaCakes118
SHA256 f64f557d3bb262ef230d04fe1c0cc583d4c2180f2780b6ee503e135ca2473a67
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: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

f64f557d3bb262ef230d04fe1c0cc583d4c2180f2780b6ee503e135ca2473a67

Threat Level: Known bad

The file 1006fc39a904f2da08f8228665de4cc8_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

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of UnmapMainImage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-03 18:14

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-03 18:14

Reported

2024-10-03 18:16

Platform

win7-20240704-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1006fc39a904f2da08f8228665de4cc8_JaffaCakes118.exe"

Signatures

Ramnit

trojan spyware stealer worm banker ramnit

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
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\1006fc39a904f2da08f8228665de4cc8_JaffaCakes118.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1006fc39a904f2da08f8228665de4cc8_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1006fc39a904f2da08f8228665de4cc8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1006fc39a904f2da08f8228665de4cc8_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2960 -s 136

Network

N/A

Files

memory/2960-0-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2960-3-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2960-6-0x0000000000150000-0x0000000000151000-memory.dmp

memory/2960-8-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2960-7-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2960-4-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2960-2-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2960-1-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2960-12-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2960-15-0x0000000077300000-0x0000000077302000-memory.dmp

memory/2960-14-0x0000000077300000-0x0000000077301000-memory.dmp

memory/2960-13-0x00000000772FF000-0x0000000077301000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TMAC17.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

\Users\Admin\AppData\Local\Temp\~TMAC57.tmp

MD5 9b98d47916ead4f69ef51b56b0c2323c
SHA1 290a80b4ded0efc0fd00816f373fcea81a521330
SHA256 96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b
SHA512 68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

memory/2960-20-0x0000000076680000-0x0000000076790000-memory.dmp

memory/2960-19-0x0000000076714000-0x0000000076715000-memory.dmp

memory/2960-24-0x0000000076680000-0x0000000076790000-memory.dmp

memory/2960-23-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2960-22-0x0000000000400000-0x0000000000428000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-03 18:14

Reported

2024-10-03 18:16

Platform

win10v2004-20240802-en

Max time kernel

135s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1006fc39a904f2da08f8228665de4cc8_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\1006fc39a904f2da08f8228665de4cc8_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
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\1006fc39a904f2da08f8228665de4cc8_JaffaCakes118.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1006fc39a904f2da08f8228665de4cc8_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1006fc39a904f2da08f8228665de4cc8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1006fc39a904f2da08f8228665de4cc8_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4992 -ip 4992

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4992 -s 388

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 133.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 30.125.209.23.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 134.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 3.17.178.52.in-addr.arpa udp

Files

memory/4992-0-0x0000000000400000-0x0000000000428000-memory.dmp

memory/4992-1-0x0000000000401000-0x0000000000402000-memory.dmp

memory/4992-2-0x0000000000400000-0x0000000000428000-memory.dmp

memory/4992-3-0x0000000000400000-0x0000000000428000-memory.dmp

memory/4992-7-0x0000000002EA0000-0x0000000002EA1000-memory.dmp

memory/4992-6-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4992-5-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4992-11-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4992-16-0x0000000077272000-0x0000000077273000-memory.dmp

memory/4992-15-0x0000000077272000-0x0000000077274000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\~TMD08E.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/4992-10-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4992-9-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4992-8-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4992-4-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4992-19-0x0000000000400000-0x0000000000428000-memory.dmp