Malware Analysis Report

2024-09-22 16:27

Sample ID 240125-ktjm6scdc7
Target 7443d0ba4bac7b6179fb4dbea6b0c5c5
SHA256 b1a2606bc4ca3d153ffc150561c2fcbcd3e35177b0843391bdd274ee6c49547c
Tags
fickerstealer infostealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

b1a2606bc4ca3d153ffc150561c2fcbcd3e35177b0843391bdd274ee6c49547c

Threat Level: Known bad

The file 7443d0ba4bac7b6179fb4dbea6b0c5c5 was found to be: Known bad.

Malicious Activity Summary

fickerstealer infostealer

Fickerstealer

Looks up external IP address via web service

Suspicious use of SetThreadContext

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-25 08:53

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-25 08:53

Reported

2024-01-25 08:56

Platform

win7-20231129-en

Max time kernel

141s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe"

Signatures

Fickerstealer

infostealer fickerstealer

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1920 set thread context of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 1920 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe

"C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe"

C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe

"C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 64.185.227.156:80 api.ipify.org tcp
RU 80.87.192.115:80 tcp

Files

memory/2864-3-0x0000000000400000-0x000000000044F000-memory.dmp

memory/1920-4-0x0000000002E70000-0x0000000002F70000-memory.dmp

memory/1920-6-0x0000000000220000-0x0000000000267000-memory.dmp

memory/2864-7-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2864-8-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2864-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

C:\ProgramData\kaosdma.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/2864-14-0x0000000000400000-0x000000000044F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-25 08:53

Reported

2024-01-25 08:56

Platform

win10v2004-20231215-en

Max time kernel

147s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe"

Signatures

Fickerstealer

infostealer fickerstealer

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2300 set thread context of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe
PID 2300 wrote to memory of 2556 N/A C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe

"C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe"

C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe

"C:\Users\Admin\AppData\Local\Temp\7443d0ba4bac7b6179fb4dbea6b0c5c5.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 147.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 api.ipify.org udp
US 104.237.62.211:80 api.ipify.org tcp
RU 80.87.192.115:80 tcp
US 8.8.8.8:53 211.62.237.104.in-addr.arpa udp
US 8.8.8.8:53 115.192.87.80.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/2300-1-0x0000000002E90000-0x0000000002F90000-memory.dmp

memory/2300-2-0x0000000004A30000-0x0000000004A77000-memory.dmp

memory/2556-3-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2556-5-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2556-6-0x0000000000400000-0x000000000044F000-memory.dmp

C:\ProgramData\kaosdma.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/2556-12-0x0000000000400000-0x000000000044F000-memory.dmp