Analysis
- max time kernel
143s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
28/02/2024, 15:21
Behavioral task
behavioral1
Sample
ac33fc7c45057a96802afb76f86d34de.exe
Resource
win7-20240220-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
ac33fc7c45057a96802afb76f86d34de.exe
Resource
win10v2004-20240226-en
6 signatures
150 seconds
General
- Target ac33fc7c45057a96802afb76f86d34de.exe
- Size 583KB
- Sample240228-srp16sef84
- SHA256 ebea8ba34240e4f689aa81673588133783ec30ac68d4a99c6633e650e5578400
- MD5 ac33fc7c45057a96802afb76f86d34de
- SHA1 54666c6c9cb79e65e9fbf3c0d53a05f92c256cc4
- SHA512 619184f9c9288660dc551f97576242f9cf2410a9c38fffe3b731959ca1245f2e0d453da5d4a11981a5f92ff95bc07628ba0226355258c8ae901e5525a0c047c5
- SSDEEP 12288:b0ceA/yvZlvrg8rzoLaFr+HUKnZ6FRFru9/Swf3C5vVx2Ccl4VUo:bReZlzPzVd+Z6FRFGKSGzxclSn
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
-
resource yara_rule behavioral2/files/0x0008000000023254-16.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 4216 work.exe - Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\work.exe ac33fc7c45057a96802afb76f86d34de.exe File created C:\Windows\uninstal.bat ac33fc7c45057a96802afb76f86d34de.exe File created C:\Windows\work.exe ac33fc7c45057a96802afb76f86d34de.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3136 ac33fc7c45057a96802afb76f86d34de.exe Token: SeDebugPrivilege 4216 work.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4216 work.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4216 wrote to memory of 2372 4216 work.exe 97 PID 4216 wrote to memory of 2372 4216 work.exe 97 PID 3136 wrote to memory of 2212 3136 ac33fc7c45057a96802afb76f86d34de.exe 99 PID 3136 wrote to memory of 2212 3136 ac33fc7c45057a96802afb76f86d34de.exe 99 PID 3136 wrote to memory of 2212 3136 ac33fc7c45057a96802afb76f86d34de.exe 99
Processes
-
C:\Users\Admin\AppData\Local\Temp\ac33fc7c45057a96802afb76f86d34de.exe"C:\Users\Admin\AppData\Local\Temp\ac33fc7c45057a96802afb76f86d34de.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3136 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\uninstal.bat2⤵PID:2212
-
-
C:\Windows\work.exeC:\Windows\work.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4216 -
C:\Program Files\Internet Explorer\IexplOrE.ExE"C:\Program Files\Internet Explorer\IexplOrE.ExE"2⤵PID:2372
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=5036 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:81⤵PID:2932
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Windows\uninstal.bat
- Size 436B
- SHA256 25a8668a2b485aed4d6cb005d439a21ba23d9c1708fddc25d80a5b88bb8a5770
- MD5 33f4945d51ef0873289a71949b14e50d
- SHA1 5c302b3a81374b7fa9a3c7730d91f206f3eed35b
- SHA512 12c361c9441fa56e611cccd88e41a6b2a3b8ae399d82e734b05ace638099da369c4fb8cc4e5e5a50ceaff8445d813138ddcce632ce6e9312eee5bdfe8e0a98ef
- MD5 SHA1 SHA512
- Path C:\Windows\work.exe
- Size 583KB
- SHA256 ebea8ba34240e4f689aa81673588133783ec30ac68d4a99c6633e650e5578400
- MD5 ac33fc7c45057a96802afb76f86d34de
- SHA1 54666c6c9cb79e65e9fbf3c0d53a05f92c256cc4
- SHA512 619184f9c9288660dc551f97576242f9cf2410a9c38fffe3b731959ca1245f2e0d453da5d4a11981a5f92ff95bc07628ba0226355258c8ae901e5525a0c047c5
- SSDEEP 12288:b0ceA/yvZlvrg8rzoLaFr+HUKnZ6FRFru9/Swf3C5vVx2Ccl4VUo:bReZlzPzVd+Z6FRFGKSGzxclSn
- MD5 SHA1 SHA512 SSDEEP