Malware Analysis Report

2024-09-22 16:26

Sample ID 231231-aea3dabbcl
Target 2115fa4a17a9800f76b21e2dc18109d8
SHA256 76641a0ab4e33d5d69e95991da7d72e88f989b27171c7993d30bbf7a969cfc6f
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

76641a0ab4e33d5d69e95991da7d72e88f989b27171c7993d30bbf7a969cfc6f

Threat Level: Known bad

The file 2115fa4a17a9800f76b21e2dc18109d8 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

2023-12-31 00:07

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-31 00:07

Reported

2024-01-01 14:20

Platform

win7-20231215-en

Max time kernel

141s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.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 2128 set thread context of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 2128 wrote to memory of 2356 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe

"C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe"

C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe

"C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.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/2356-3-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2128-4-0x0000000002E12000-0x0000000002E3A000-memory.dmp

memory/2356-7-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2356-8-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2128-6-0x0000000000220000-0x0000000000267000-memory.dmp

memory/2356-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

C:\ProgramData\kaosdma.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/2356-14-0x0000000000400000-0x000000000044F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-31 00:07

Reported

2024-01-01 14:18

Platform

win10v2004-20231215-en

Max time kernel

148s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.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 4704 set thread context of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe
PID 4704 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe

"C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe"

C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe

"C:\Users\Admin\AppData\Local\Temp\2115fa4a17a9800f76b21e2dc18109d8.exe"

Network

Country Destination Domain Proto
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 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 209.178.17.96.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
RU 80.87.192.115:80 tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 115.192.87.80.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 193.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 32.134.221.88.in-addr.arpa udp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
US 8.8.8.8:53 udp
N/A 204.79.197.200:443 tcp
N/A 204.79.197.200:443 tcp
N/A 204.79.197.200:443 tcp
N/A 204.79.197.200:443 tcp
N/A 204.79.197.200:443 tcp
US 192.229.221.95:80 tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp
GB 88.221.134.32:80 tcp

Files

memory/4704-2-0x0000000002F30000-0x0000000002F77000-memory.dmp

memory/3004-6-0x0000000000400000-0x000000000044F000-memory.dmp

memory/3004-5-0x0000000000400000-0x000000000044F000-memory.dmp

memory/3004-3-0x0000000000400000-0x000000000044F000-memory.dmp

memory/4704-1-0x0000000003010000-0x0000000003110000-memory.dmp

C:\ProgramData\kaosdma.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/3004-12-0x0000000000400000-0x000000000044F000-memory.dmp