Analysis
-
max time kernel
137s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
06-03-2022 12:19
Static task
static1
Behavioral task
behavioral1
Sample
cleaner.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
cleaner.exe
Resource
win10v2004-en-20220113
General
-
Target
cleaner.exe
-
Size
2.6MB
-
MD5
ff8969d4de3b577608c602242d1caa06
-
SHA1
150b893f1b1a8ffefdbcea281bf33fa444c7a46f
-
SHA256
18db274624914ee6388bda20233db28307be4873bc053e05ad8f6761b217136f
-
SHA512
02282eae328f02d18f22620b83fb0e4b4202e61a4243fbcc1064ed75c39f87fe3706f22f7b551da3154461e13b4bb6dcbdbaaf2c231cb5234881f60a7366cab9
Malware Config
Extracted
blackguard
https://api.telegram.org/bot1840568117:AAGlvKQeSfXkObSE7__yYc5jM9o8qSrkFUw/sendMessage?chat_id=1039923904
Signatures
-
BlackGuard
Infostealer first seen in Late 2021.
-
Downloads MZ/PE file
-
Loads dropped DLL 1 IoCs
Processes:
cleaner.exepid process 212 cleaner.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Legitimate hosting services abused for malware hosting/C2 1 TTPs
-
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
cleaner.exepid process 212 cleaner.exe 212 cleaner.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1588 212 WerFault.exe cleaner.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
cleaner.exepid process 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe 212 cleaner.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
cleaner.exedescription pid process Token: SeDebugPrivilege 212 cleaner.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\cleaner.exe"C:\Users\Admin\AppData\Local\Temp\cleaner.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:212 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 212 -s 22682⤵
- Program crash
PID:1588
-
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 436 -p 212 -ip 2121⤵PID:2292
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
616827a61d7a49ce5389c5d96443e35d
SHA1d522ee5607e122e775d77641dba09711146db739
SHA25654d4025bc175de5367d0ace1a78fec7edf06b642892691cf85afb02b8ab166d5
SHA512fd6a53cb9851e56b8dc6a40627058852f2949688b73dacf6f3e0fcf932453b8c52a3bfefb12c80c38397a89f1038ad8fad329ea2798b86457ce5d8fe7ba87312