Malware Analysis Report

2024-09-22 16:25

Sample ID 231229-z38qzsfbd6
Target 04353d6c598d4c4747eefe57006b1bdf
SHA256 8e6e28b85a43a315f3fe66cef6584d9e3d0f6b095732a88f4303e685c2fb9e9b
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

8e6e28b85a43a315f3fe66cef6584d9e3d0f6b095732a88f4303e685c2fb9e9b

Threat Level: Known bad

The file 04353d6c598d4c4747eefe57006b1bdf 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

2023-12-29 21:15

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-29 21:15

Reported

2023-12-30 05:04

Platform

win7-20231215-en

Max time kernel

168s

Max time network

180s

Command Line

"C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.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 2696 set thread context of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 2696 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe

Processes

C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe

"C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe"

C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe

"C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.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/2696-1-0x0000000000290000-0x0000000000390000-memory.dmp

memory/2696-2-0x0000000000490000-0x00000000004D7000-memory.dmp

memory/2864-5-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2864-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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

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

2023-12-29 21:15

Reported

2023-12-30 05:04

Platform

win10v2004-20231215-en

Max time kernel

149s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.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 1528 set thread context of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe
PID 1528 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe

Processes

C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe

"C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe"

C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe

"C:\Users\Admin\AppData\Local\Temp\04353d6c598d4c4747eefe57006b1bdf.exe"

Network

Country Destination Domain Proto
US 138.91.171.81:80 tcp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 api.ipify.org udp
US 173.231.16.77:80 api.ipify.org tcp
US 8.8.8.8:53 6.181.190.20.in-addr.arpa udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 77.16.231.173.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
RU 80.87.192.115:80 tcp
US 8.8.8.8:53 115.192.87.80.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.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 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 24.143.101.95.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
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
GB 95.101.143.24:80 tcp
US 8.8.8.8:53 udp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
US 8.8.8.8:53 udp
N/A 87.248.205.0:80 tcp
N/A 87.248.205.0:80 tcp
US 8.8.8.8:53 udp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
GB 88.221.134.18:80 tcp
N/A 87.248.205.0:80 tcp
N/A 87.248.205.0:80 tcp
N/A 87.248.205.0:80 tcp

Files

memory/1528-1-0x00000000004C0000-0x00000000005C0000-memory.dmp

memory/1528-2-0x00000000021D0000-0x0000000002217000-memory.dmp

memory/4656-3-0x0000000000400000-0x000000000044F000-memory.dmp

memory/4656-5-0x0000000000400000-0x000000000044F000-memory.dmp

memory/4656-6-0x0000000000400000-0x000000000044F000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ2SYU15\OUNYTVWK.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/4656-12-0x0000000000400000-0x000000000044F000-memory.dmp