Analysis
- max time kernel
5s - max time network
17s - platform
windows7_x64 - resource
win7 - submitted
22/10/2020, 06:28
Static task
static1
Behavioral task
behavioral1
Sample
ulti_final.scr
Resource
win7
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
ulti_final.scr
Resource
win10v200722
0 signatures
0 seconds
General
- Target ulti_final.scr
- Size 5.8MB
- Sample201022-e6crlxmkfj
- SHA256 4ddfd623ef499cb59cd55be3a72e22acefb23488d1631692baaff001471b2bea
- MD5 64dcf99456b6e6239c6cc5b81ffcf9c8
- SHA1 68777907a0cb73b3823d681e1f4d391112b63767
- SHA512 e8a44057a4b5010ddc34273d495fcb6027fe17274b359d6bb6a87531905be1cce8062811bc2d7fe8a521964b777ac6789514faad18e23e08f75410f27a171c99
- MD5 SHA1 SHA512
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 12 IoCs
pid Process 1644 ulti_final.scr 1644 ulti_final.scr 1644 ulti_final.scr 1644 ulti_final.scr 1644 ulti_final.scr 1644 ulti_final.scr 1644 ulti_final.scr 1644 ulti_final.scr 1644 ulti_final.scr 1644 ulti_final.scr 1644 ulti_final.scr 1644 ulti_final.scr - JavaScript code in executable 5 IoCs
resource yara_rule behavioral1/files/0x00030000000131cf-2.dat js behavioral1/files/0x00030000000131cf-3.dat js behavioral1/files/0x00030000000131d4-6.dat js behavioral1/files/0x00030000000131cb-9.dat js behavioral1/files/0x00030000000131cb-10.dat js - Legitimate hosting services abused for malware hosting/C2 1 TTPs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: 35 1644 ulti_final.scr - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1324 wrote to memory of 1644 1324 ulti_final.scr 25 PID 1324 wrote to memory of 1644 1324 ulti_final.scr 25 PID 1324 wrote to memory of 1644 1324 ulti_final.scr 25 PID 1644 wrote to memory of 1252 1644 ulti_final.scr 26 PID 1644 wrote to memory of 1252 1644 ulti_final.scr 26 PID 1644 wrote to memory of 1252 1644 ulti_final.scr 26 PID 1252 wrote to memory of 2032 1252 wscript.exe 31 PID 1252 wrote to memory of 2032 1252 wscript.exe 31 PID 1252 wrote to memory of 2032 1252 wscript.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\ulti_final.scr"C:\Users\Admin\AppData\Local\Temp\ulti_final.scr" /S1⤵
- Suspicious use of WriteProcessMemory
PID:1324 -
C:\Users\Admin\AppData\Local\Temp\ulti_final.scr"C:\Users\Admin\AppData\Local\Temp\ulti_final.scr" /S2⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1644 -
C:\Windows\system32\wscript.exewscript tSY2U.vbs3⤵
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\ProgramData\Microsoft Essentials\Software Essentials.vbs"4⤵PID:2032
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