Analysis
- max time kernel
131s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system - submitted
12/10/2023, 15:41
Static task
static1
Behavioral task
behavioral1
Sample
5bab2bc0843f9d5124b39f80e12ad6d1f02416b0340d7cfec8cf7b14cd4385bf_JC.vbs
Resource
win7-20230831-en
8 signatures
150 seconds
General
- Target 5bab2bc0843f9d5124b39f80e12ad6d1f02416b0340d7cfec8cf7b14cd4385bf_JC.vbs
- Size 1012KB
- Sample231012-s48daahc6v
- SHA256 5bab2bc0843f9d5124b39f80e12ad6d1f02416b0340d7cfec8cf7b14cd4385bf
- MD5 4ff5625e6bd063811ec393b315d2c714
- SHA1 42b188e2e015a72accc50fcbde2d2c81f5258d0b
- SHA512 f74317199b5c4a45750e1b1e2a4216b51fb8f68dc9634638fa14ebd2c5d32f70d5f0f0172d587c5ab669d0a75e198063e3613a8070d3a8f3d7391d4f406d6053
- SSDEEP 6144:ahBT1O3Ok0FID+bbGALk9kJmtZYvz20FAyEJdHLyhS3Vdhka8rccTXCOQS7YPWGc:RALgObHuyozlr5VZl5h1NY
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
icedid
Campaign
-
361893872
Signatures
- Blocklisted process makes network request 3 IoCs
flow pid Process 44 3924 rundll32.exe 47 3924 rundll32.exe 50 3924 rundll32.exe - 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-1-5-21-3027552071-446050021-1254071215-1000\Control Panel\International\Geo\Nation WScript.exe - Loads dropped DLL 2 IoCs
pid Process 3992 regsvr32.exe 3924 rundll32.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000_Classes\CLSID\{176999F7-E272-84DF-DB27-26AC523859D9} rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000_Classes\CLSID\{176999F7-E272-84DF-DB27-26AC523859D9}\ = 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 rundll32.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3992 regsvr32.exe 3992 regsvr32.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2604 wrote to memory of 3992 2604 WScript.exe 82 PID 2604 wrote to memory of 3992 2604 WScript.exe 82 PID 3992 wrote to memory of 2192 3992 regsvr32.exe 91 PID 3992 wrote to memory of 2192 3992 regsvr32.exe 91 PID 2192 wrote to memory of 3924 2192 cmd.exe 93 PID 2192 wrote to memory of 3924 2192 cmd.exe 93 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\5bab2bc0843f9d5124b39f80e12ad6d1f02416b0340d7cfec8cf7b14cd4385bf_JC.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Windows\System32\regsvr32.exe"C:\Windows\System32\regsvr32.exe" C://windows/Temp/0370-1.dll2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3992 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Roaming\{CFDD64AA-57CC-7A94-1CE4-2A6300131F4F}\Admin\edotumacii3.dll,#13⤵
- Suspicious use of WriteProcessMemory
PID:2192 -
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Roaming\{CFDD64AA-57CC-7A94-1CE4-2A6300131F4F}\Admin\edotumacii3.dll,#14⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Modifies registry class
PID:3924
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\{CFDD64AA-57CC-7A94-1CE4-2A6300131F4F}\Admin\edotumacii3.dll
- Size 583KB
- SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
- MD5 0245e02cbb6ffe2716c2aeb7fb8006d0
- SHA1 59dd3d2477211eb4fcd72b542812a2036fa0e1e8
- SHA512 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
- SSDEEP 12288:ujan3B7+2OoGEwYXorDxBDWgyv9cii8VPezCTr:Jn3B7+2OyJo/DWz9cS2zW
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\{CFDD64AA-57CC-7A94-1CE4-2A6300131F4F}\Admin\edotumacii3.dll
- Size 583KB
- SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
- MD5 0245e02cbb6ffe2716c2aeb7fb8006d0
- SHA1 59dd3d2477211eb4fcd72b542812a2036fa0e1e8
- SHA512 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
- SSDEEP 12288:ujan3B7+2OoGEwYXorDxBDWgyv9cii8VPezCTr:Jn3B7+2OyJo/DWz9cS2zW
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Temp\0370-1.dll
- Size 328KB
- SHA256 fab34d1f0f906f64f95b9f244ae1fe090427e606a9c808c720e18e93a08ed84d
- MD5 bf15a998fd84bee284ae9f7422bda640
- SHA1 e51217efb6e33fca9f7c5f51e5c3a4ae50499a37
- SHA512 d7506cb1f7906fd9fb4a06904ed929c4cc187396e40d477b83945d7035e45f03237270abe3f6bcf8f3e6f54bb99392fc069f0582667e2bb6ad8d80f91a11f968
- SSDEEP 6144:XN/F41OWGRkFtwxW6spj/JbUaeboh6EReEUHFmU8iNnAXs:X5FCOWGRayW6sAowXFmUfZ
- MD5 SHA1 SHA512 SSDEEP
- Path C:\windows\Temp\0370-1.dll
- Size 328KB
- SHA256 fab34d1f0f906f64f95b9f244ae1fe090427e606a9c808c720e18e93a08ed84d
- MD5 bf15a998fd84bee284ae9f7422bda640
- SHA1 e51217efb6e33fca9f7c5f51e5c3a4ae50499a37
- SHA512 d7506cb1f7906fd9fb4a06904ed929c4cc187396e40d477b83945d7035e45f03237270abe3f6bcf8f3e6f54bb99392fc069f0582667e2bb6ad8d80f91a11f968
- SSDEEP 6144:XN/F41OWGRkFtwxW6spj/JbUaeboh6EReEUHFmU8iNnAXs:X5FCOWGRayW6sAowXFmUfZ
- MD5 SHA1 SHA512 SSDEEP