Analysis
- max time kernel
148s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
14/12/2024, 03:58
Behavioral task
behavioral1
Sample
5c4239be04a1ead5ea81bc92463d72209411882b369dd58704769d409192e1ff.exe
Resource
win7-20241023-en
7 signatures
150 seconds
General
- Target 5c4239be04a1ead5ea81bc92463d72209411882b369dd58704769d409192e1ff.exe
- Size 3.1MB
- Sample241214-ejjyastlex
- SHA256 5c4239be04a1ead5ea81bc92463d72209411882b369dd58704769d409192e1ff
- MD5 b04c1d7a23fb7a01818661a60a0b5ae5
- SHA1 1c5c265f823208aa27d0df9cfa97ff382f32cf0c
- SHA512 4e0ecd65d2337507989a479ab4f18a43c128a4cbb54180cce230e0c69a32bf6a88830b94c39a08d3d8fbb0cc169c0ebe914a0bc6924698e260efbade660c4e75
- SSDEEP 49152:PvbI22SsaNYfdPBldt698dBcjHUv9w8BxzYoGdR+HTHHB72eh2NT:Pvk22SsaNYfdPBldt6+dBcjHiwbI
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
quasar
Version
-
1.4.1
Botnet
-
Office04
C2
-
82.64.156.123:80
Mutex
-
22fbcdf1-92c4-4afa-81b3-8940a1676372
Attributes
-
encryption_key
030FEA14D8B12C3F86A426D37EB0940C8225BBC8
-
install_name
Client.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
subdirectory
SubDir
Signatures
- Quasar family
- Quasar payload 1 IoCs
resource yara_rule behavioral2/memory/3788-1-0x0000000000360000-0x0000000000684000-memory.dmp family_quasar - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3788 5c4239be04a1ead5ea81bc92463d72209411882b369dd58704769d409192e1ff.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3788 5c4239be04a1ead5ea81bc92463d72209411882b369dd58704769d409192e1ff.exe - Suspicious use of SendNotifyMessage 1 IoCs
pid Process 3788 5c4239be04a1ead5ea81bc92463d72209411882b369dd58704769d409192e1ff.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\5c4239be04a1ead5ea81bc92463d72209411882b369dd58704769d409192e1ff.exe"C:\Users\Admin\AppData\Local\Temp\5c4239be04a1ead5ea81bc92463d72209411882b369dd58704769d409192e1ff.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3788