Malware Analysis Report

2024-09-22 16:27

Sample ID 231227-a9lscsebe5
Target 9a47d98ee564ea809018f3c117d7cdb5
SHA256 c4fbb29e0a8df396d0635cde2d4875b041d684efd0b8ecbf0d31a657ef9b437f
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

c4fbb29e0a8df396d0635cde2d4875b041d684efd0b8ecbf0d31a657ef9b437f

Threat Level: Known bad

The file 9a47d98ee564ea809018f3c117d7cdb5 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

2023-12-27 00:54

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-27 00:54

Reported

2024-01-07 09:32

Platform

win7-20231215-en

Max time kernel

143s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.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 2268 set thread context of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 2268 wrote to memory of 2180 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe

"C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe"

C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe

"C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.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
RU 80.87.192.115:80 tcp
RU 80.87.192.115:80 tcp
RU 80.87.192.115:80 tcp
RU 80.87.192.115:80 tcp
RU 80.87.192.115:80 tcp
RU 80.87.192.115:80 tcp
RU 80.87.192.115:80 tcp

Files

memory/2180-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2268-2-0x00000000002D0000-0x00000000003D0000-memory.dmp

memory/2180-5-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2268-4-0x00000000001B0000-0x00000000001F7000-memory.dmp

memory/2180-7-0x0000000000400000-0x000000000044F000-memory.dmp

memory/2180-8-0x0000000000400000-0x000000000044F000-memory.dmp

C:\ProgramData\kaosdma.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/2180-14-0x0000000000400000-0x000000000044F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-27 00:54

Reported

2024-01-07 09:31

Platform

win10v2004-20231222-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.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 3748 set thread context of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe
PID 3748 wrote to memory of 4020 N/A C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe

"C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe"

C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe

"C:\Users\Admin\AppData\Local\Temp\9a47d98ee564ea809018f3c117d7cdb5.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 api.ipify.org udp
US 64.185.227.156:80 api.ipify.org tcp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
RU 80.87.192.115:80 tcp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 156.227.185.64.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
RU 80.87.192.115:80 tcp
RU 80.87.192.115:80 tcp
US 8.8.8.8:53 18.134.221.88.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 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 32.134.221.88.in-addr.arpa udp
RU 80.87.192.115:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
GB 96.17.178.174:80 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 80.87.192.115:80 tcp
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 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 211.178.17.96.in-addr.arpa udp
RU 80.87.192.115:80 tcp
GB 96.17.178.211:80 tcp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
RU 80.87.192.115:80 tcp

Files

memory/4020-3-0x0000000000400000-0x000000000044F000-memory.dmp

memory/4020-6-0x0000000000400000-0x000000000044F000-memory.dmp

memory/4020-5-0x0000000000400000-0x000000000044F000-memory.dmp

memory/3748-2-0x00000000021E0000-0x0000000002227000-memory.dmp

memory/3748-1-0x0000000000600000-0x0000000000700000-memory.dmp

C:\ProgramData\kaosdma.txt

MD5 8cf4dec152a9d79a3d62202b886eda9b
SHA1 0c1b3d3d02c0b655aa3526a58486b84872f18cc2
SHA256 c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01
SHA512 a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

memory/4020-12-0x0000000000400000-0x000000000044F000-memory.dmp