Malware Analysis Report

2025-03-15 04:33

Sample ID 241027-1e7dpa1jgv
Target 760cc71758597ba02cf6fff608460ced_JaffaCakes118
SHA256 fad7c92de18999f92c1a4f97a2265ac3a4e870a3469a564845827ef633d0a791
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

fad7c92de18999f92c1a4f97a2265ac3a4e870a3469a564845827ef633d0a791

Threat Level: Known bad

The file 760cc71758597ba02cf6fff608460ced_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

ramnit banker discovery spyware stealer trojan upx worm

Ramnit family

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

2024-10-27 21:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-27 21:34

Reported

2024-10-27 21:37

Platform

win7-20241023-en

Max time kernel

122s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\760cc71758597ba02cf6fff608460ced_JaffaCakes118.exe"

Signatures

Ramnit

trojan spyware stealer worm banker ramnit

Ramnit family

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\760cc71758597ba02cf6fff608460ced_JaffaCakes118.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\760cc71758597ba02cf6fff608460ced_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\760cc71758597ba02cf6fff608460ced_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\760cc71758597ba02cf6fff608460ced_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 136

Network

N/A

Files

memory/2404-1-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2404-8-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2404-7-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2404-6-0x00000000003C0000-0x00000000003C1000-memory.dmp

memory/2404-4-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2404-3-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2404-2-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2404-0-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2404-9-0x0000000000400000-0x000000000042A000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TMC66B.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/2404-14-0x0000000077400000-0x0000000077401000-memory.dmp

memory/2404-15-0x0000000077400000-0x0000000077402000-memory.dmp

memory/2404-13-0x00000000773FF000-0x0000000077401000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TMC6E8.tmp

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

memory/2404-20-0x00000000768E0000-0x00000000769F0000-memory.dmp

memory/2404-19-0x0000000076974000-0x0000000076975000-memory.dmp

memory/2404-21-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2404-22-0x0000000000400000-0x0000000000429000-memory.dmp

memory/2404-23-0x00000000768E0000-0x00000000769F0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-27 21:34

Reported

2024-10-27 21:37

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\760cc71758597ba02cf6fff608460ced_JaffaCakes118.exe"

Signatures

Ramnit

trojan spyware stealer worm banker ramnit

Ramnit family

ramnit

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\760cc71758597ba02cf6fff608460ced_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\760cc71758597ba02cf6fff608460ced_JaffaCakes118.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\760cc71758597ba02cf6fff608460ced_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\760cc71758597ba02cf6fff608460ced_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\760cc71758597ba02cf6fff608460ced_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4848 -ip 4848

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 424

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 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 69.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.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 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 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 13.173.189.20.in-addr.arpa udp

Files

memory/4848-0-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4848-1-0x0000000000401000-0x0000000000402000-memory.dmp

memory/4848-2-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4848-3-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4848-4-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4848-5-0x00000000012B0000-0x00000000012B1000-memory.dmp

memory/4848-7-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4848-6-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4848-10-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4848-11-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4848-9-0x0000000000400000-0x000000000042A000-memory.dmp

memory/4848-8-0x0000000000400000-0x000000000042A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\~TMADC4.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/4848-17-0x0000000077032000-0x0000000077033000-memory.dmp

memory/4848-16-0x0000000077032000-0x0000000077034000-memory.dmp

memory/4848-19-0x0000000000400000-0x0000000000429000-memory.dmp