Analysis
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max time kernel
120s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
13-02-2024 12:23
Static task
static1
Behavioral task
behavioral1
Sample
996af577d0b7957878a5555912ddd74f.exe
Resource
win7-20231129-en
General
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Target
996af577d0b7957878a5555912ddd74f.exe
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Size
710KB
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MD5
996af577d0b7957878a5555912ddd74f
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SHA1
e40f74f3ceab3231f9237fcd4de000ada1b8ee21
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SHA256
e3c0e5f7a2d013deae3df17e954419bc9abe5bda42e7b9175c0406ff785e003e
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SHA512
7c805b5cabac069157ed8566329f0a1e77573bae82f60450b0d70f7a959c0549019495757900216b8bc64be8269a715529b338c1a5e560daaeba4b57c3e448a4
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SSDEEP
12288:HY0BF+5DTXmEtkxOZuX86JY1oowOZ6XxAiVrjJgostVpkIOTJiVTKo:4pKs8XfeXv6T7YHKlITKo
Malware Config
Extracted
vidar
39.8
921
https://xeronxikxxx.tumblr.com/
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profile_id
921
Signatures
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Vidar Stealer 4 IoCs
Processes:
resource yara_rule behavioral1/memory/2540-5-0x0000000000400000-0x00000000004A1000-memory.dmp family_vidar behavioral1/memory/2540-8-0x0000000000400000-0x00000000004A1000-memory.dmp family_vidar behavioral1/memory/2540-9-0x0000000000400000-0x00000000004A1000-memory.dmp family_vidar behavioral1/memory/2540-68-0x0000000000400000-0x00000000004A1000-memory.dmp family_vidar -
Suspicious use of SetThreadContext 1 IoCs
Processes:
996af577d0b7957878a5555912ddd74f.exedescription pid process target process PID 2392 set thread context of 2540 2392 996af577d0b7957878a5555912ddd74f.exe 996af577d0b7957878a5555912ddd74f.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1696 2540 WerFault.exe 996af577d0b7957878a5555912ddd74f.exe -
Processes:
996af577d0b7957878a5555912ddd74f.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 996af577d0b7957878a5555912ddd74f.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 996af577d0b7957878a5555912ddd74f.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 1900000001000000100000002aa1c05e2ae606f198c2c5e937c97aa2030000000100000014000000d1eb23a46d17d68fd92564c2f1f1601764d8e3491d00000001000000100000002e0d6875874a44c820912e85e964cfdb140000000100000014000000a0110a233e96f107ece2af29ef82a57fd030a4b40b00000001000000180000004300b7004f00b7004d00b7004f00b7004400b7004f00000053000000010000002600000030243022060c2b06010401b231010201050130123010060a2b0601040182373c0101030200c0090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b060105050703080f00000001000000140000003e8e6487f8fd27d322a269a71edaac5d57811286200000000100000036040000308204323082031aa003020102020101300d06092a864886f70d0101050500307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c18414141204365727469666963617465205365727669636573301e170d3034303130313030303030305a170d3238313233313233353935395a307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c1841414120436572746966696361746520536572766963657330820122300d06092a864886f70d01010105000382010f003082010a0282010100be409df46ee1ea76871c4d45448ebe46c883069dc12afe181f8ee402faf3ab5d508a16310b9a06d0c57022cd492d5463ccb66e68460b53eacb4c24c0bc724eeaf115aef4549a120ac37ab23360e2da8955f32258f3dedccfef8386a28c944f9f68f29890468427c776bfe3cc352c8b5e07646582c048b0a891f9619f762050a891c766b5eb78620356f08a1a13ea31a31ea099fd38f6f62732586f07f56bb8fb142bafb7aaccd6635f738cda0599a838a8cb17783651ace99ef4783a8dcf0fd942e2980cab2f9f0e01deef9f9949f12ddfac744d1b98b547c5e529d1f99018c7629cbe83c7267b3e8a25c7c0dd9de6356810209d8fd8ded2c3849c0d5ee82fc90203010001a381c03081bd301d0603551d0e04160414a0110a233e96f107ece2af29ef82a57fd030a4b4300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff307b0603551d1f047430723038a036a0348632687474703a2f2f63726c2e636f6d6f646f63612e636f6d2f414141436572746966696361746553657276696365732e63726c3036a034a0328630687474703a2f2f63726c2e636f6d6f646f2e6e65742f414141436572746966696361746553657276696365732e63726c300d06092a864886f70d010105050003820101000856fc02f09be8ffa4fad67bc64480ce4fc4c5f60058cca6b6bc1449680476e8e6ee5dec020f60d68d50184f264e01e3e6b0a5eebfbc745441bffdfc12b8c74f5af48960057f60b7054af3f6f1c2bfc4b97486b62d7d6bccd2f346dd2fc6e06ac3c334032c7d96dd5ac20ea70a99c1058bab0c2ff35c3acf6c37550987de53406c58effcb6ab656e04f61bdc3ce05a15c69ed9f15948302165036cece92173ec9b03a1e037ada015188ffaba02cea72ca910132cd4e50826ab229760f8905e74d4a29a53bdf2a968e0a26ec2d76cb1a30f9ebfeb68e756f2aef2e32b383a0981b56b85d7be2ded3f1ab7b263e2f5622c82d46a004150f139839f95e93696986e 996af577d0b7957878a5555912ddd74f.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
996af577d0b7957878a5555912ddd74f.exedescription pid process Token: SeDebugPrivilege 2392 996af577d0b7957878a5555912ddd74f.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
996af577d0b7957878a5555912ddd74f.exe996af577d0b7957878a5555912ddd74f.exedescription pid process target process PID 2392 wrote to memory of 2540 2392 996af577d0b7957878a5555912ddd74f.exe 996af577d0b7957878a5555912ddd74f.exe PID 2392 wrote to memory of 2540 2392 996af577d0b7957878a5555912ddd74f.exe 996af577d0b7957878a5555912ddd74f.exe PID 2392 wrote to memory of 2540 2392 996af577d0b7957878a5555912ddd74f.exe 996af577d0b7957878a5555912ddd74f.exe PID 2392 wrote to memory of 2540 2392 996af577d0b7957878a5555912ddd74f.exe 996af577d0b7957878a5555912ddd74f.exe PID 2392 wrote to memory of 2540 2392 996af577d0b7957878a5555912ddd74f.exe 996af577d0b7957878a5555912ddd74f.exe PID 2392 wrote to memory of 2540 2392 996af577d0b7957878a5555912ddd74f.exe 996af577d0b7957878a5555912ddd74f.exe PID 2392 wrote to memory of 2540 2392 996af577d0b7957878a5555912ddd74f.exe 996af577d0b7957878a5555912ddd74f.exe PID 2392 wrote to memory of 2540 2392 996af577d0b7957878a5555912ddd74f.exe 996af577d0b7957878a5555912ddd74f.exe PID 2392 wrote to memory of 2540 2392 996af577d0b7957878a5555912ddd74f.exe 996af577d0b7957878a5555912ddd74f.exe PID 2540 wrote to memory of 1696 2540 996af577d0b7957878a5555912ddd74f.exe WerFault.exe PID 2540 wrote to memory of 1696 2540 996af577d0b7957878a5555912ddd74f.exe WerFault.exe PID 2540 wrote to memory of 1696 2540 996af577d0b7957878a5555912ddd74f.exe WerFault.exe PID 2540 wrote to memory of 1696 2540 996af577d0b7957878a5555912ddd74f.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\996af577d0b7957878a5555912ddd74f.exe"C:\Users\Admin\AppData\Local\Temp\996af577d0b7957878a5555912ddd74f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\996af577d0b7957878a5555912ddd74f.exeC:\Users\Admin\AppData\Local\Temp\996af577d0b7957878a5555912ddd74f.exe2⤵
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 8483⤵
- Program crash
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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C:\Users\Admin\AppData\Local\Temp\Tar5C67.tmpFilesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
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memory/2392-0-0x0000000000E70000-0x0000000000F24000-memory.dmpFilesize
720KB
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memory/2392-1-0x0000000074810000-0x0000000074EFE000-memory.dmpFilesize
6.9MB
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memory/2392-2-0x0000000004F90000-0x0000000004FD0000-memory.dmpFilesize
256KB
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memory/2392-3-0x00000000004B0000-0x00000000004B1000-memory.dmpFilesize
4KB
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memory/2392-4-0x0000000000710000-0x0000000000730000-memory.dmpFilesize
128KB
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memory/2392-7-0x0000000074810000-0x0000000074EFE000-memory.dmpFilesize
6.9MB
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memory/2540-5-0x0000000000400000-0x00000000004A1000-memory.dmpFilesize
644KB
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memory/2540-8-0x0000000000400000-0x00000000004A1000-memory.dmpFilesize
644KB
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memory/2540-9-0x0000000000400000-0x00000000004A1000-memory.dmpFilesize
644KB
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memory/2540-68-0x0000000000400000-0x00000000004A1000-memory.dmpFilesize
644KB