Resubmissions
14/06/2023, 13:00
230614-p85w6shd9v706/04/2023, 23:11
230406-2586msfe98708/12/2022, 18:54
221208-xkg47sdh71706/02/2022, 20:38
220206-zez4yabhcl10Analysis
- max time kernel
61s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system - submitted
06/04/2023, 23:11
Static task
static1
Behavioral task
behavioral1
Sample
ColdStealer.exe
Resource
win7-20230220-en
5 signatures
150 seconds
General
- Target ColdStealer.exe
- Size 258KB
- Sample230406-2586msfe98
- SHA256 eeaf3f80e04400fa8e097fef2c84d5e32ff8c5e0cd0f46549c8651cf145ba780
- MD5 c41a85123af144790520f502fe190110
- SHA1 cc85d3c7c4c4d452fc12dc5a2e9ef3ffd9c0f42b
- SHA512 d64e292940b62ae04426c3681fd1df092f215acafeaf61de1df38b4d64d3e703e8d516713359c98a141c153e9248c3b7d698d6aa61ad5d0a8b990095213c80a1
- SSDEEP 6144:6HHRVPA+o6RLFjhDExHl0XBUnU7T/icXnNnqaV7W+czLmF:6HHRVNRLF1An+TZXNqaV7/yLI
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 ColdStealer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier ColdStealer.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 628 ColdStealer.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 628 ColdStealer.exe