Analysis Overview
SHA256
4315d8ec233574613d2ed77b9f38a803cc43d6370a2333ac5347bc9cac9eb313
Threat Level: Known bad
The file 3b5e9f4c6084ea2829600331178d9c03 was found to be: Known bad.
Malicious Activity Summary
Fickerstealer
Looks up external IP address via web service
Suspicious use of SetThreadContext
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2023-12-25 20:30
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-25 20:30
Reported
2023-12-29 11:41
Platform
win7-20231215-en
Max time kernel
144s
Max time network
128s
Command Line
Signatures
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 3032 set thread context of 1728 | N/A | C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe | C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe
"C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe"
C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe
"C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.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 |
Files
memory/3032-4-0x0000000000220000-0x0000000000267000-memory.dmp
memory/1728-5-0x0000000000400000-0x000000000044F000-memory.dmp
memory/3032-2-0x0000000000550000-0x0000000000650000-memory.dmp
memory/1728-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1728-7-0x0000000000400000-0x000000000044F000-memory.dmp
memory/1728-8-0x0000000000400000-0x000000000044F000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\4K0WM73A\U4NCCIMR.txt
| MD5 | 8cf4dec152a9d79a3d62202b886eda9b |
| SHA1 | 0c1b3d3d02c0b655aa3526a58486b84872f18cc2 |
| SHA256 | c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01 |
| SHA512 | a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd |
memory/1728-15-0x0000000000400000-0x000000000044F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-25 20:30
Reported
2023-12-29 11:41
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
133s
Command Line
Signatures
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 960 set thread context of 2864 | N/A | C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe | C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe
"C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe"
C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe
"C:\Users\Admin\AppData\Local\Temp\3b5e9f4c6084ea2829600331178d9c03.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.181.190.20.in-addr.arpa | udp |
| 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 | 104.237.62.212:80 | api.ipify.org | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| RU | 80.87.192.115:80 | tcp | |
| US | 8.8.8.8:53 | 212.62.237.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 115.192.87.80.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 167.109.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.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 | 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 | 211.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp | |
| N/A | 2.18.110.57:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| GB | 88.221.134.18:80 | tcp | |
| GB | 88.221.134.18:80 | tcp | |
| GB | 87.248.205.0:80 | tcp | |
| US | 8.8.8.8:53 | 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 | |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| GB | 88.221.134.18:80 | tcp | |
| GB | 87.248.205.0:80 | tcp | |
| GB | 87.248.205.0:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | udp | |
| GB | 88.221.134.18:80 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 |
Files
memory/2864-3-0x0000000000400000-0x000000000044F000-memory.dmp
memory/2864-6-0x0000000000400000-0x000000000044F000-memory.dmp
memory/2864-5-0x0000000000400000-0x000000000044F000-memory.dmp
memory/960-2-0x00000000021D0000-0x0000000002217000-memory.dmp
memory/960-1-0x00000000004A0000-0x00000000005A0000-memory.dmp
C:\ProgramData\kaosdma.txt
| MD5 | 8cf4dec152a9d79a3d62202b886eda9b |
| SHA1 | 0c1b3d3d02c0b655aa3526a58486b84872f18cc2 |
| SHA256 | c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01 |
| SHA512 | a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd |
memory/2864-12-0x0000000000400000-0x000000000044F000-memory.dmp