Malware Analysis Report

2025-01-19 07:06

Sample ID 240626-gxm8zssckj
Target 10fceee5777296565df5fae1c25ecba0_JaffaCakes118
SHA256 2b07c6d09284d5d7126b9e95b5202a0152303cede4ce81117f59c6ab17bff9a9
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

2b07c6d09284d5d7126b9e95b5202a0152303cede4ce81117f59c6ab17bff9a9

Threat Level: Known bad

The file 10fceee5777296565df5fae1c25ecba0_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

ramnit banker spyware stealer trojan upx worm

Ramnit

Loads dropped DLL

UPX packed file

Program crash

Unsigned PE

Suspicious use of UnmapMainImage

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-26 06:11

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-26 06:11

Reported

2024-06-26 06:13

Platform

win7-20240419-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\10fceee5777296565df5fae1c25ecba0_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

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\10fceee5777296565df5fae1c25ecba0_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\10fceee5777296565df5fae1c25ecba0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\10fceee5777296565df5fae1c25ecba0_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 68

Network

N/A

Files

memory/2424-0-0x0000000000400000-0x0000000000460000-memory.dmp

memory/2424-2-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2424-1-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2424-4-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2424-3-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2424-7-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2424-6-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2424-5-0x0000000000140000-0x0000000000141000-memory.dmp

memory/2424-10-0x0000000000400000-0x000000000041B000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TM454.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/2424-14-0x00000000771B0000-0x00000000771B1000-memory.dmp

memory/2424-15-0x00000000771B0000-0x00000000771B2000-memory.dmp

memory/2424-13-0x00000000771AF000-0x00000000771B1000-memory.dmp

memory/2424-19-0x00000000753F4000-0x00000000753F5000-memory.dmp

memory/2424-22-0x0000000000400000-0x000000000041B000-memory.dmp

memory/2424-20-0x0000000075360000-0x0000000075470000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TM494.tmp

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

memory/2424-23-0x0000000075360000-0x0000000075470000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 06:11

Reported

2024-06-26 06:13

Platform

win10v2004-20240611-en

Max time kernel

134s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\10fceee5777296565df5fae1c25ecba0_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\10fceee5777296565df5fae1c25ecba0_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

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\10fceee5777296565df5fae1c25ecba0_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\10fceee5777296565df5fae1c25ecba0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\10fceee5777296565df5fae1c25ecba0_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3448 -ip 3448

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 336

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/3448-0-0x0000000000400000-0x0000000000460000-memory.dmp

memory/3448-4-0x0000000000400000-0x000000000041B000-memory.dmp

memory/3448-6-0x0000000000400000-0x000000000041B000-memory.dmp

memory/3448-5-0x0000000000400000-0x000000000041B000-memory.dmp

memory/3448-3-0x0000000000400000-0x000000000041B000-memory.dmp

memory/3448-1-0x0000000000400000-0x000000000041B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\~TM37E8.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/3448-2-0x0000000000400000-0x000000000041B000-memory.dmp

memory/3448-13-0x00000000774B2000-0x00000000774B3000-memory.dmp

memory/3448-12-0x00000000774B2000-0x00000000774B4000-memory.dmp

memory/3448-11-0x00000000008D0000-0x00000000008D1000-memory.dmp

memory/3448-10-0x0000000000400000-0x000000000041B000-memory.dmp