Malware Analysis Report

2025-08-05 19:12

Sample ID 240327-tx3d5afh69
Target 2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit
SHA256 3e764285adea480b3fb2f685bac5a075189fd984d3619b47f6cea56fa387ed8b
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3e764285adea480b3fb2f685bac5a075189fd984d3619b47f6cea56fa387ed8b

Threat Level: Known bad

The file 2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit was found to be: Known bad.

Malicious Activity Summary

ramnit banker spyware stealer trojan upx worm

Ramnit

UPX dump on OEP (original entry point)

Executes dropped EXE

Loads dropped DLL

UPX packed file

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-27 16:27

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-27 16:27

Reported

2024-03-27 16:29

Platform

win10v2004-20240226-en

Max time kernel

147s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit.exe"

Signatures

Ramnit

trojan spyware stealer worm banker ramnit

UPX dump on OEP (original entry point)

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

UPX packed file

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

Processes

C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit.exe

"C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit.exe"

C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3704 -ip 3704

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 540

Network

Country Destination Domain Proto
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 200.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 www.microsoft.com udp
DE 184.30.21.171:80 www.microsoft.com tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 171.21.30.184.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.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 8.8.8.8:53 206.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 9.73.50.20.in-addr.arpa udp

Files

memory/1920-0-0x0000000000020000-0x0000000000075000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe

MD5 1d92c741bc5b2d34dcd0a0265ab54275
SHA1 a160982825420567c15f6c11f777cb4ccbe69bb8
SHA256 3aab3cf37efd4c034da13a0d7ba8725f49a21d227e05f3bba91d8d36350f4a67
SHA512 1da728dba6383e0e9fc51370f8fb782a15e724b57b952d952e4c719f81d517a56035b1e9496da3d7f9bf79af0a4bd5caa8a351ca60f40d637da3648224944b94

memory/1920-5-0x0000000000020000-0x0000000000075000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\~TM6E2B.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/3704-7-0x0000000002170000-0x000000000219A000-memory.dmp

memory/3704-11-0x00000000779D2000-0x00000000779D3000-memory.dmp

memory/3704-10-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3704-12-0x00000000779D2000-0x00000000779D4000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-27 16:27

Reported

2024-03-27 16:29

Platform

win7-20240221-en

Max time kernel

121s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit.exe"

Signatures

Ramnit

trojan spyware stealer worm banker ramnit

UPX dump on OEP (original entry point)

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

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\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit.exe

"C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnit.exe"

C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 180

Network

N/A

Files

memory/2696-0-0x00000000008A0000-0x00000000008F5000-memory.dmp

\Users\Admin\AppData\Local\Temp\2024-03-27_24c804f1c5d63c55558fd9092199b43a_karagany_mafia_ramnitmgr.exe

MD5 1d92c741bc5b2d34dcd0a0265ab54275
SHA1 a160982825420567c15f6c11f777cb4ccbe69bb8
SHA256 3aab3cf37efd4c034da13a0d7ba8725f49a21d227e05f3bba91d8d36350f4a67
SHA512 1da728dba6383e0e9fc51370f8fb782a15e724b57b952d952e4c719f81d517a56035b1e9496da3d7f9bf79af0a4bd5caa8a351ca60f40d637da3648224944b94

memory/1388-10-0x0000000000220000-0x000000000024A000-memory.dmp

memory/1388-9-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2696-11-0x00000000008A0000-0x00000000008F5000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TM6039.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/1388-15-0x00000000774EF000-0x00000000774F1000-memory.dmp

memory/1388-18-0x00000000774F0000-0x00000000774F2000-memory.dmp

memory/1388-17-0x00000000774F0000-0x00000000774F1000-memory.dmp

memory/1388-21-0x0000000075540000-0x0000000075650000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TM60A7.tmp

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

memory/1388-22-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1388-23-0x0000000075540000-0x0000000075650000-memory.dmp