Malware Analysis Report

2025-01-19 07:08

Sample ID 240625-j2pcys1flk
Target 0d53faf67cee4389d61bda48234c9e3b_JaffaCakes118
SHA256 a21ace89c2f550fe7311364dc3756eec7bdf7e05fbcd9667b41806f42684f2ca
Tags
ramnit banker spyware stealer trojan upx worm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

a21ace89c2f550fe7311364dc3756eec7bdf7e05fbcd9667b41806f42684f2ca

Threat Level: Known bad

The file 0d53faf67cee4389d61bda48234c9e3b_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

ramnit banker spyware stealer trojan upx worm

Ramnit

Loads dropped DLL

UPX packed file

Unsigned PE

Program crash

Suspicious use of UnmapMainImage

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-25 08:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-25 08:10

Reported

2024-06-25 08:12

Platform

win7-20240611-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0d53faf67cee4389d61bda48234c9e3b_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

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0d53faf67cee4389d61bda48234c9e3b_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0d53faf67cee4389d61bda48234c9e3b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0d53faf67cee4389d61bda48234c9e3b_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 136

Network

N/A

Files

memory/2112-0-0x0000000000400000-0x0000000000421000-memory.dmp

memory/2112-4-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2112-6-0x0000000000140000-0x0000000000141000-memory.dmp

memory/2112-7-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2112-3-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2112-2-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2112-10-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2112-8-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2112-1-0x0000000000400000-0x000000000042A000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TMD1B.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/2112-15-0x00000000770C0000-0x00000000770C2000-memory.dmp

memory/2112-14-0x00000000770C0000-0x00000000770C1000-memory.dmp

memory/2112-13-0x00000000770BF000-0x00000000770C1000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TMD2B.tmp

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

memory/2112-19-0x00000000760D4000-0x00000000760D5000-memory.dmp

memory/2112-23-0x0000000076040000-0x0000000076150000-memory.dmp

memory/2112-22-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2112-21-0x0000000000400000-0x0000000000421000-memory.dmp

memory/2112-24-0x0000000076040000-0x0000000076150000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-25 08:10

Reported

2024-06-25 08:12

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0d53faf67cee4389d61bda48234c9e3b_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\0d53faf67cee4389d61bda48234c9e3b_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

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0d53faf67cee4389d61bda48234c9e3b_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0d53faf67cee4389d61bda48234c9e3b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0d53faf67cee4389d61bda48234c9e3b_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 760 -ip 760

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 760 -s 424

Network

Files

memory/760-0-0x0000000000400000-0x0000000000421000-memory.dmp

memory/760-1-0x0000000000401000-0x0000000000402000-memory.dmp

memory/760-3-0x0000000000400000-0x000000000042A000-memory.dmp

memory/760-5-0x0000000000400000-0x000000000042A000-memory.dmp

memory/760-4-0x0000000000400000-0x000000000042A000-memory.dmp

memory/760-2-0x0000000000400000-0x000000000042A000-memory.dmp

memory/760-6-0x0000000000400000-0x000000000042A000-memory.dmp

memory/760-10-0x00000000008B0000-0x00000000008B1000-memory.dmp

memory/760-9-0x0000000000400000-0x000000000042A000-memory.dmp

memory/760-7-0x0000000000400000-0x000000000042A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\~TM88C7.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/760-15-0x0000000077612000-0x0000000077613000-memory.dmp

memory/760-14-0x0000000077612000-0x0000000077614000-memory.dmp

memory/760-17-0x0000000000400000-0x0000000000421000-memory.dmp