Malware Analysis Report

2025-08-10 23:56

Sample ID 240313-z3llfsha8v
Target c6df6db86848b6dfbec4c5f9a5c1af6a
SHA256 f8ad91e33550a18cae428560519f1ad1549784e91dc11f5a6587cda5b4ff53e2
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

f8ad91e33550a18cae428560519f1ad1549784e91dc11f5a6587cda5b4ff53e2

Threat Level: Known bad

The file c6df6db86848b6dfbec4c5f9a5c1af6a 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

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-13 21:14

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-13 21:14

Reported

2024-03-13 21:17

Platform

win7-20240221-en

Max time kernel

121s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c6df6db86848b6dfbec4c5f9a5c1af6a.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

Processes

C:\Users\Admin\AppData\Local\Temp\c6df6db86848b6dfbec4c5f9a5c1af6a.exe

"C:\Users\Admin\AppData\Local\Temp\c6df6db86848b6dfbec4c5f9a5c1af6a.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 100

Network

N/A

Files

memory/1504-1-0x0000000000230000-0x0000000000253000-memory.dmp

memory/1504-0-0x0000000000400000-0x0000000000423000-memory.dmp

memory/1504-2-0x0000000000400000-0x0000000000423000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TM4D74.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

\Users\Admin\AppData\Local\Temp\~TM4DD3.tmp

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

memory/1504-7-0x0000000076EFF000-0x0000000076F01000-memory.dmp

memory/1504-11-0x0000000076F00000-0x0000000076F01000-memory.dmp

memory/1504-12-0x0000000076F00000-0x0000000076F02000-memory.dmp

memory/1504-14-0x0000000076130000-0x0000000076240000-memory.dmp

memory/1504-13-0x0000000076130000-0x0000000076240000-memory.dmp

memory/1504-10-0x0000000000400000-0x0000000000423000-memory.dmp

memory/1504-15-0x0000000076130000-0x0000000076240000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-13 21:14

Reported

2024-03-13 21:17

Platform

win10v2004-20240226-en

Max time kernel

138s

Max time network

164s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c6df6db86848b6dfbec4c5f9a5c1af6a.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\c6df6db86848b6dfbec4c5f9a5c1af6a.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

Processes

C:\Users\Admin\AppData\Local\Temp\c6df6db86848b6dfbec4c5f9a5c1af6a.exe

"C:\Users\Admin\AppData\Local\Temp\c6df6db86848b6dfbec4c5f9a5c1af6a.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2572 -ip 2572

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 352

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4156 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 13.107.246.64:443 tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 145.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 45.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 56.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 1.173.189.20.in-addr.arpa udp

Files

memory/2572-0-0x0000000000400000-0x0000000000423000-memory.dmp

memory/2572-1-0x0000000000400000-0x0000000000423000-memory.dmp

memory/2572-2-0x0000000002190000-0x00000000021B3000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\~TM48FB.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/2572-7-0x0000000077DA2000-0x0000000077DA3000-memory.dmp

memory/2572-6-0x0000000077DA2000-0x0000000077DA4000-memory.dmp

memory/2572-8-0x0000000000400000-0x0000000000423000-memory.dmp

memory/2572-10-0x0000000002190000-0x00000000021B3000-memory.dmp