Analysis
-
max time kernel
78s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11/02/2023, 17:17
Behavioral task
behavioral1
Sample
7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe
Resource
win10v2004-20220812-en
General
-
Target
7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe
-
Size
277KB
-
MD5
fd8358d3fe006b00937165703e1dab6d
-
SHA1
acd566b607db66b9498555f2ffa6fcf424977ce4
-
SHA256
7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d
-
SHA512
e3969ea7b377e166bbb6a865f8cb8801e7a11b7386ea1ac1276a84b2140146bde7fa52280a01454c202acd58fb2bb3872f582725ab7f36df956c3f907730032b
-
SSDEEP
6144:FXzKdNY49u8rV+i32hzJTeB6IxACs2t01netF:2a4AdhzU0IpLt01O
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe -
Executes dropped EXE 2 IoCs
pid Process 4788 ITS SB App Switch.exe 1444 ITS SB App Switch.exe -
resource yara_rule behavioral1/memory/3136-132-0x0000000000C50000-0x0000000000CF0000-memory.dmp upx behavioral1/memory/3136-133-0x0000000000C50000-0x0000000000CF0000-memory.dmp upx behavioral1/memory/3136-139-0x0000000000C50000-0x0000000000CF0000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3136 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe 3136 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe 3136 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe 3136 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3136 wrote to memory of 4788 3136 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe 80 PID 3136 wrote to memory of 4788 3136 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe 80 PID 3136 wrote to memory of 4788 3136 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe 80 PID 3136 wrote to memory of 1444 3136 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe 82 PID 3136 wrote to memory of 1444 3136 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe 82 PID 3136 wrote to memory of 1444 3136 7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe"C:\Users\Admin\AppData\Local\Temp\7bc3c2987c94e3cd1428203744359d6214fd9bd9a6596ff01bcb0438f14c2d8d.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3136 -
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"2⤵
- Executes dropped EXE
PID:4788
-
-
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"2⤵
- Executes dropped EXE
PID:1444
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
-
Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
-
Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5