Analysis
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max time kernel
149s -
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
22-12-2024 18:51
Static task
static1
Behavioral task
behavioral1
Sample
33667344.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
33667344.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
INV87162.txt.lnk
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
INV87162.txt.lnk
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
UFbjRkMGfw.ps1
Resource
win7-20241010-en
General
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Target
INV87162.txt.lnk
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Size
1KB
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MD5
eee800539317857be2814e2961f5786b
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SHA1
3b4031af710ea8116b7ae0c405182055b263441c
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SHA256
9ba435872f1ef090c6eb506fcd7c07d903b8c7a26e772e8b1046f312258f5a04
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SHA512
c5610f208d67274d59a391ce80f3358b3bb3c83297f34029a89c2e34f687940d1cd064abf0b41dc264fec8fbc36e61c08329896d42bdae9a765048ae2edd3cbd
Malware Config
Extracted
icedid
1842176049
carismortht.com
Signatures
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Icedid family
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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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation cmd.exe -
pid Process 4224 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings powershell.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 3668 NOTEPAD.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4224 powershell.exe 4224 powershell.exe 3220 rundll32.exe 3220 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4224 powershell.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3132 wrote to memory of 4224 3132 cmd.exe 83 PID 3132 wrote to memory of 4224 3132 cmd.exe 83 PID 4224 wrote to memory of 3668 4224 powershell.exe 84 PID 4224 wrote to memory of 3668 4224 powershell.exe 84 PID 4224 wrote to memory of 3220 4224 powershell.exe 85 PID 4224 wrote to memory of 3220 4224 powershell.exe 85
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\INV87162.txt.lnk1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3132 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -exec bypass -w h -file UFbjRkMGfw.ps12⤵
- Command and Scripting Interpreter: PowerShell
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4224 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\notice.txt3⤵
- Opens file in notepad (likely ransom note)
PID:3668
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" 33667344.dll,#13⤵
- Suspicious behavior: EnumeratesProcesses
PID:3220
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82