Analysis
- max time kernel
149s - max time network
169s - platform
windows7_x64 - resource
win7-20230831-en - resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system - submitted
11/10/2023, 23:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
0317-1.dll
Resource
win7-20230831-en
7 signatures
150 seconds
General
- Target 0317-1.dll
- Size 328KB
- Sample231011-3te9vsec79
- SHA256 5e3bb62b44636f502e387d4c00bd5a7bc1d040332028238ccd812f73e6d859ca
- MD5 bb7da19e0399724519724d44d7c331c7
- SHA1 b10fb1c24b1d4187e24ee1be76b6247b862b214c
- SHA512 b68e3f3fec30cac41a11a939e0a5e9db2e45574cb31201fb9dd92657cd03edc060df4f7026ce2f1d9617b48ac88769dcb67958aea040684e661be82d0f8f3fd9
- SSDEEP 6144:yN/F41OWGRkFtwxW6spj/JbUaeboh6EReEUHFmUC3qS7e/g1j:y5FCOWGRayW6sAowXFmUy4U
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
icedid
Campaign
-
361893872
Signatures
- Blocklisted process makes network request 5 IoCs
flow pid Process 8 2496 rundll32.exe 10 2496 rundll32.exe 12 2496 rundll32.exe 16 2496 rundll32.exe 18 2496 rundll32.exe - Loads dropped DLL 4 IoCs
pid Process 2496 rundll32.exe 2496 rundll32.exe 2496 rundll32.exe 2496 rundll32.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\CLSID\{4254E45A-C9C2-6B17-47CD-F8DEB2E81452} rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\CLSID\{4254E45A-C9C2-6B17-47CD-F8DEB2E81452}\ = 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 rundll32.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1600 regsvr32.exe 1600 regsvr32.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1600 wrote to memory of 2612 1600 regsvr32.exe 29 PID 1600 wrote to memory of 2612 1600 regsvr32.exe 29 PID 1600 wrote to memory of 2612 1600 regsvr32.exe 29 PID 2612 wrote to memory of 2496 2612 cmd.exe 32 PID 2612 wrote to memory of 2496 2612 cmd.exe 32 PID 2612 wrote to memory of 2496 2612 cmd.exe 32 - 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\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\0317-1.dll1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Roaming\{8190FE8F-D160-412D-16C4-7D2F3CB933C0}\ucusactm32.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Roaming\{8190FE8F-D160-412D-16C4-7D2F3CB933C0}\ucusactm32.dll,#13⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Modifies registry class
PID:2496
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
- Size 344B
- SHA256 92d75b5d71328cd7e8631b56bc549f5c462b07b296753e2ad12086a599b822b0
- MD5 6d087e9caa738f37113f9796a61eb057
- SHA1 26169cd8f20bc152d196d6c9905b1633ffb7fc7f
- SHA512 129a712b4a63251180dba94a4c3a836c08c9275d7392efbf215bc23e31cc8b0d0acbbbc96af36d9adf06c176a91d32e0f8d0f4a1fb96214aa1ab207eae20df05
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\CabB56C.tmp
- Size 61KB
- SHA256 6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
- MD5 f3441b8572aae8801c04f3060b550443
- SHA1 4ef0a35436125d6821831ef36c28ffaf196cda15
- SHA512 5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
- SSDEEP 1536:RfhMeKBlsociYZAT+4oGNk2rb2oX3bUH+uOlEU:RhV0WXvAa4XNoeudU
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\TarB4DF.tmp
- Size 163KB
- SHA256 bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
- MD5 9441737383d21192400eca82fda910ec
- SHA1 725e0d606a4fc9ba44aa8ffde65bed15e65367e4
- SHA512 7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
- SSDEEP 1536:AA8JXlCUs0RvWqgCyPW5BXNWdm1wpyru2/3EwjYoz0VDTrubmt6t+:AtJXq0RuXCyfdmAyru2/RAKtU
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\{8190FE8F-D160-412D-16C4-7D2F3CB933C0}\ucusactm32.dll
- Size 583KB
- SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
- MD5 0245e02cbb6ffe2716c2aeb7fb8006d0
- SHA1 59dd3d2477211eb4fcd72b542812a2036fa0e1e8
- SHA512 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
- SSDEEP 12288:ujan3B7+2OoGEwYXorDxBDWgyv9cii8VPezCTr:Jn3B7+2OyJo/DWz9cS2zW
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Roaming\{8190FE8F-D160-412D-16C4-7D2F3CB933C0}\ucusactm32.dll
- Size 583KB
- SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
- MD5 0245e02cbb6ffe2716c2aeb7fb8006d0
- SHA1 59dd3d2477211eb4fcd72b542812a2036fa0e1e8
- SHA512 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
- SSDEEP 12288:ujan3B7+2OoGEwYXorDxBDWgyv9cii8VPezCTr:Jn3B7+2OyJo/DWz9cS2zW
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Roaming\{8190FE8F-D160-412D-16C4-7D2F3CB933C0}\ucusactm32.dll
- Size 583KB
- SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
- MD5 0245e02cbb6ffe2716c2aeb7fb8006d0
- SHA1 59dd3d2477211eb4fcd72b542812a2036fa0e1e8
- SHA512 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
- SSDEEP 12288:ujan3B7+2OoGEwYXorDxBDWgyv9cii8VPezCTr:Jn3B7+2OyJo/DWz9cS2zW
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Roaming\{8190FE8F-D160-412D-16C4-7D2F3CB933C0}\ucusactm32.dll
- Size 583KB
- SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
- MD5 0245e02cbb6ffe2716c2aeb7fb8006d0
- SHA1 59dd3d2477211eb4fcd72b542812a2036fa0e1e8
- SHA512 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
- SSDEEP 12288:ujan3B7+2OoGEwYXorDxBDWgyv9cii8VPezCTr:Jn3B7+2OyJo/DWz9cS2zW
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Roaming\{8190FE8F-D160-412D-16C4-7D2F3CB933C0}\ucusactm32.dll
- Size 583KB
- SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
- MD5 0245e02cbb6ffe2716c2aeb7fb8006d0
- SHA1 59dd3d2477211eb4fcd72b542812a2036fa0e1e8
- SHA512 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
- SSDEEP 12288:ujan3B7+2OoGEwYXorDxBDWgyv9cii8VPezCTr:Jn3B7+2OyJo/DWz9cS2zW
- MD5 SHA1 SHA512 SSDEEP