Malware Analysis Report

2024-09-22 16:26

Sample ID 240110-a2jyssbgh5
Target 4f2093aec19a195812a702d02ac8ae45
SHA256 2a6df2bbac1237d04c3c6d83434ca709a50692630dc636e419086504d58d0d8b
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

2a6df2bbac1237d04c3c6d83434ca709a50692630dc636e419086504d58d0d8b

Threat Level: Known bad

The file 4f2093aec19a195812a702d02ac8ae45 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

2024-01-10 00:42

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-10 00:42

Reported

2024-01-10 00:45

Platform

win7-20231215-en

Max time kernel

143s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.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 292 set thread context of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 292 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe

"C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe"

C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe

"C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.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/2320-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/292-4-0x0000000000A50000-0x0000000000B50000-memory.dmp

memory/2320-3-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2320-7-0x0000000000400000-0x000000000044F000-memory.dmp

memory/292-6-0x0000000000220000-0x0000000000267000-memory.dmp

memory/2320-8-0x0000000000400000-0x000000000044F000-memory.dmp

C:\ProgramData\kaosdma.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/2320-14-0x0000000000400000-0x000000000044F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-10 00:42

Reported

2024-01-10 00:45

Platform

win10v2004-20231215-en

Max time kernel

151s

Max time network

159s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.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 3800 set thread context of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
PID 3800 wrote to memory of 1116 N/A C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe

"C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe"

C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe

"C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe"

Network

Country Destination Domain Proto
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 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.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 api.ipify.org udp
US 64.185.227.156:80 api.ipify.org tcp
US 8.8.8.8:53 156.227.185.64.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 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 169.117.168.52.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

memory/3800-1-0x0000000000BB0000-0x0000000000CB0000-memory.dmp

memory/3800-2-0x0000000002650000-0x0000000002697000-memory.dmp

memory/1116-3-0x0000000000400000-0x000000000044F000-memory.dmp

memory/1116-5-0x0000000000400000-0x000000000044F000-memory.dmp

memory/1116-6-0x0000000000400000-0x000000000044F000-memory.dmp

C:\ProgramData\kaosdma.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/1116-14-0x0000000000400000-0x000000000044F000-memory.dmp