Malware Analysis Report

2024-09-22 16:26

Sample ID 240107-vddgbsaggr
Target 4988a43a98b7d9c6aa7e71b8a8919fd6
SHA256 73d34ceec57d41cab2e4b22046898b531fe0b59ab16c533c7eee3a52caf29848
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

73d34ceec57d41cab2e4b22046898b531fe0b59ab16c533c7eee3a52caf29848

Threat Level: Known bad

The file 4988a43a98b7d9c6aa7e71b8a8919fd6 was found to be: Known bad.

Malicious Activity Summary

fickerstealer infostealer

Fickerstealer

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-07 16:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-07 16:52

Reported

2024-01-07 16:54

Platform

win7-20231215-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.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 2516 set thread context of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 2516 wrote to memory of 1836 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe

"C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe"

C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe

"C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 104.237.62.212:80 api.ipify.org tcp
US 8.8.8.8:53 mistral3.xyz udp

Files

memory/2516-2-0x0000000002520000-0x0000000002620000-memory.dmp

memory/2516-4-0x0000000000220000-0x0000000000267000-memory.dmp

memory/1836-5-0x0000000000400000-0x000000000044E000-memory.dmp

memory/1836-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1836-7-0x0000000000400000-0x000000000044E000-memory.dmp

memory/1836-8-0x0000000000400000-0x000000000044E000-memory.dmp

C:\ProgramData\kaosdma.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/1836-14-0x0000000000400000-0x000000000044E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-07 16:52

Reported

2024-01-07 16:55

Platform

win10v2004-20231215-en

Max time kernel

170s

Max time network

182s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.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 4228 set thread context of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe
PID 4228 wrote to memory of 3160 N/A C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe

"C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe"

C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe

"C:\Users\Admin\AppData\Local\Temp\4988a43a98b7d9c6aa7e71b8a8919fd6.exe"

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
US 8.8.8.8:53 201.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 2.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 167.109.18.2.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 api.ipify.org udp
US 104.237.62.212:80 api.ipify.org tcp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 212.62.237.104.in-addr.arpa udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 48.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 57.110.18.2.in-addr.arpa udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 10.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 170.117.168.52.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 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp
US 8.8.8.8:53 mistral3.xyz udp

Files

memory/4228-1-0x0000000002680000-0x0000000002780000-memory.dmp

memory/4228-2-0x0000000004120000-0x0000000004167000-memory.dmp

memory/3160-3-0x0000000000400000-0x000000000044E000-memory.dmp

memory/3160-5-0x0000000000400000-0x000000000044E000-memory.dmp

memory/3160-6-0x0000000000400000-0x000000000044E000-memory.dmp

C:\ProgramData\kaosdma.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/3160-14-0x0000000000400000-0x000000000044E000-memory.dmp