Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system - submitted
23/02/2024, 08:45
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20240215-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20240221-en
8 signatures
150 seconds
General
- Target tmp.exe
- Size 18KB
- Sample240223-kn35maee29
- SHA256 7e8e8ab488883c1064e0f586bdbb11fe7b119eb134f3da2ded4f8409c33b68a4
- MD5 daf92ca2437d7d258fee66484f7d85bf
- SHA1 85ea68a1bb3b9b05ff7d481469a814e14630841f
- SHA512 b6b0ad6e8f182de302da763ab2307943e111f46748da2c7c830fa6e5ccf93dc722c21a2054888e03a6db674fb9fc47a8c363d51961bed485cf0db2173bf22e01
- SSDEEP 384:VEw7wknHOYXQdhLGPvCaV4pLS7OGQ8xy1CzchV/qAne:VEw7wkHOYEGPvCaV4pLzb1fD
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
- ModiLoader Second Stage 3 IoCs
resource yara_rule behavioral2/memory/900-10-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/660-8-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/900-11-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 - 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-1-5-21-2132103209-3755304320-2959162027-1000\Control Panel\International\Geo\Nation tmp.exe - Executes dropped EXE 1 IoCs
pid Process 900 AdobeART.exe -
resource yara_rule behavioral2/memory/660-0-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/files/0x00090000000231e5-5.dat upx behavioral2/memory/900-10-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/660-8-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/900-11-0x0000000000400000-0x0000000000414000-memory.dmp upx - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeART = "C:\\Users\\Admin\\AppData\\Roaming\\AdobeART.exe" AdobeART.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 660 wrote to memory of 900 660 tmp.exe 89 PID 660 wrote to memory of 900 660 tmp.exe 89 PID 660 wrote to memory of 900 660 tmp.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:660 -
C:\Users\Admin\AppData\Roaming\AdobeART.exe"C:\Users\Admin\AppData\Roaming\AdobeART.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:900
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\AdobeART.exe
- Size 18KB
- SHA256 7e8e8ab488883c1064e0f586bdbb11fe7b119eb134f3da2ded4f8409c33b68a4
- MD5 daf92ca2437d7d258fee66484f7d85bf
- SHA1 85ea68a1bb3b9b05ff7d481469a814e14630841f
- SHA512 b6b0ad6e8f182de302da763ab2307943e111f46748da2c7c830fa6e5ccf93dc722c21a2054888e03a6db674fb9fc47a8c363d51961bed485cf0db2173bf22e01
- SSDEEP 384:VEw7wknHOYXQdhLGPvCaV4pLS7OGQ8xy1CzchV/qAne:VEw7wkHOYEGPvCaV4pLzb1fD
- MD5 SHA1 SHA512 SSDEEP