Malware Analysis Report

2025-01-19 07:05

Sample ID 240626-d9f4nawaql
Target 7zFMmgr.exe
SHA256 b393d21a034f5cac91bcb63d6132d72f6edea162b7c919297c9d39e5b1ce42d8
Tags
ramnit banker spyware stealer trojan 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

b393d21a034f5cac91bcb63d6132d72f6edea162b7c919297c9d39e5b1ce42d8

Threat Level: Known bad

The file 7zFMmgr.exe was found to be: Known bad.

Malicious Activity Summary

ramnit banker spyware stealer trojan worm

Ramnit

Ramnit family

Executes dropped EXE

Loads dropped DLL

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-26 03:42

Signatures

Ramnit family

ramnit

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-26 03:42

Reported

2024-06-26 03:44

Platform

win7-20240221-en

Max time kernel

121s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7zFMmgr.exe"

Signatures

Ramnit

trojan spyware stealer worm banker ramnit

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7zFMmgrmgr.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7zFMmgr.exe

"C:\Users\Admin\AppData\Local\Temp\7zFMmgr.exe"

C:\Users\Admin\AppData\Local\Temp\7zFMmgrmgr.exe

C:\Users\Admin\AppData\Local\Temp\7zFMmgrmgr.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 96

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 96

Network

N/A

Files

C:\Users\Admin\AppData\Local\Temp\7zFMmgrmgr.exe

MD5 303f491b9fc879064b210cb0b865d178
SHA1 5cbdc35fb45bd3fb5ac62950ec22443a4179203c
SHA256 15f7fb2edc9b34e0da2fc658df38d8aea52664f6be1510dba4636dc13f466f86
SHA512 96c076c5027998281c408c1314e67f14c0150ec01173a400bf42e482866744d7e6f58cc7bf9748124c3a652753020f4606b170b61f1e722f8d4f74bff65fee24

memory/2180-1-0x0000000000400000-0x000000000044C000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TM2D57.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/2180-13-0x0000000077A30000-0x0000000077A32000-memory.dmp

memory/2180-11-0x0000000077A30000-0x0000000077A31000-memory.dmp

memory/2180-10-0x0000000077A2F000-0x0000000077A31000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TM2D97.tmp

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

memory/2180-19-0x0000000075944000-0x0000000075945000-memory.dmp

memory/2180-20-0x00000000758B0000-0x00000000759C0000-memory.dmp

memory/2128-23-0x00000000758B0000-0x00000000759C0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 03:42

Reported

2024-06-26 03:42

Platform

win10v2004-20240508-en

Max time kernel

24s

Max time network

25s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7zFMmgr.exe"

Signatures

Ramnit

trojan spyware stealer worm banker ramnit

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7zFMmgrmgr.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7zFMmgrmgr.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\7zFMmgr.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7zFMmgr.exe

"C:\Users\Admin\AppData\Local\Temp\7zFMmgr.exe"

C:\Users\Admin\AppData\Local\Temp\7zFMmgrmgr.exe

C:\Users\Admin\AppData\Local\Temp\7zFMmgrmgr.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4112 -ip 4112

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4864 -ip 4864

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4864 -s 224

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4112 -s 324

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/4864-0-0x0000000000400000-0x000000000044C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\7zFMmgrmgr.exe

MD5 303f491b9fc879064b210cb0b865d178
SHA1 5cbdc35fb45bd3fb5ac62950ec22443a4179203c
SHA256 15f7fb2edc9b34e0da2fc658df38d8aea52664f6be1510dba4636dc13f466f86
SHA512 96c076c5027998281c408c1314e67f14c0150ec01173a400bf42e482866744d7e6f58cc7bf9748124c3a652753020f4606b170b61f1e722f8d4f74bff65fee24

C:\Users\Admin\AppData\Local\Temp\~TM3FF7.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/4864-14-0x0000000077162000-0x0000000077163000-memory.dmp

memory/4864-13-0x0000000077162000-0x0000000077164000-memory.dmp

memory/4112-12-0x0000000077162000-0x0000000077163000-memory.dmp

memory/4112-11-0x0000000077162000-0x0000000077164000-memory.dmp

memory/4864-15-0x0000000077162000-0x0000000077164000-memory.dmp

memory/4864-16-0x0000000000400000-0x000000000044C000-memory.dmp