Analysis
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max time kernel
149s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 19:24
Static task
static1
Behavioral task
behavioral1
Sample
c7fd8a22ce811f1f3ede785508ccbc8b88fd3180fd886305664da991c4f8eaa4.exe
Resource
win7-20221111-en
General
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Target
c7fd8a22ce811f1f3ede785508ccbc8b88fd3180fd886305664da991c4f8eaa4.exe
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Size
920KB
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MD5
3a3c7ea39bb456d591951b809b7d387e
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SHA1
3da3c062eb67c6ec7eb5091a2cdce921648ae54b
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SHA256
c7fd8a22ce811f1f3ede785508ccbc8b88fd3180fd886305664da991c4f8eaa4
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SHA512
9bdd38dae1e63869f6f5718c70072bdb5fb74bb49937db52d6cd614594b404aa06ba05d6ce4384b97ba52a5b84b64a07f50ab2cb695bed39f471c3c07fd63d6c
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SSDEEP
24576:h1OYdaO9MtdHAqcdDVhYwiei7+EpFAh/kKN:h1OsQPHVmVhYwiLtKkKN
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
UdGCldSFkYOqTFc.exepid process 1616 UdGCldSFkYOqTFc.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops Chrome extension 5 IoCs
Processes:
UdGCldSFkYOqTFc.exedescription ioc process File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ikamhpiedlmfknkoeiomofgecnaigiko\2.0\manifest.json UdGCldSFkYOqTFc.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\ikamhpiedlmfknkoeiomofgecnaigiko\2.0\manifest.json UdGCldSFkYOqTFc.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ikamhpiedlmfknkoeiomofgecnaigiko\2.0\manifest.json UdGCldSFkYOqTFc.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\ikamhpiedlmfknkoeiomofgecnaigiko\2.0\manifest.json UdGCldSFkYOqTFc.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ikamhpiedlmfknkoeiomofgecnaigiko\2.0\manifest.json UdGCldSFkYOqTFc.exe -
Drops file in System32 directory 4 IoCs
Processes:
UdGCldSFkYOqTFc.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy UdGCldSFkYOqTFc.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini UdGCldSFkYOqTFc.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol UdGCldSFkYOqTFc.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI UdGCldSFkYOqTFc.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
UdGCldSFkYOqTFc.exepid process 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe 1616 UdGCldSFkYOqTFc.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
UdGCldSFkYOqTFc.exedescription pid process Token: SeDebugPrivilege 1616 UdGCldSFkYOqTFc.exe Token: SeDebugPrivilege 1616 UdGCldSFkYOqTFc.exe Token: SeDebugPrivilege 1616 UdGCldSFkYOqTFc.exe Token: SeDebugPrivilege 1616 UdGCldSFkYOqTFc.exe Token: SeDebugPrivilege 1616 UdGCldSFkYOqTFc.exe Token: SeDebugPrivilege 1616 UdGCldSFkYOqTFc.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
c7fd8a22ce811f1f3ede785508ccbc8b88fd3180fd886305664da991c4f8eaa4.exedescription pid process target process PID 1260 wrote to memory of 1616 1260 c7fd8a22ce811f1f3ede785508ccbc8b88fd3180fd886305664da991c4f8eaa4.exe UdGCldSFkYOqTFc.exe PID 1260 wrote to memory of 1616 1260 c7fd8a22ce811f1f3ede785508ccbc8b88fd3180fd886305664da991c4f8eaa4.exe UdGCldSFkYOqTFc.exe PID 1260 wrote to memory of 1616 1260 c7fd8a22ce811f1f3ede785508ccbc8b88fd3180fd886305664da991c4f8eaa4.exe UdGCldSFkYOqTFc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c7fd8a22ce811f1f3ede785508ccbc8b88fd3180fd886305664da991c4f8eaa4.exe"C:\Users\Admin\AppData\Local\Temp\c7fd8a22ce811f1f3ede785508ccbc8b88fd3180fd886305664da991c4f8eaa4.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1260 -
C:\Users\Admin\AppData\Local\Temp\7zS3C9.tmp\UdGCldSFkYOqTFc.exe.\UdGCldSFkYOqTFc.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1616
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:4748
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:4188
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zS3C9.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS3C9.tmp\[email protected]\chrome.manifest
Filesize35B
MD5960deaea3b7fad4890878f110122ee72
SHA1fc36cce261a1a74c36c9c2031d7a7b80d84c8ec2
SHA2563a2e3ad6bb40f01a4461fe0910a63468ef108612b81baba3a126af866fab718f
SHA5126c8c0f098e4f8e3f372dd78f18136ed99edeeafe5a572441fa2658a2b5b7cec3b7669e49430d3f99c727113034392d30609fc35fa8e62dfe820c04f9f83ad00e
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C:\Users\Admin\AppData\Local\Temp\7zS3C9.tmp\[email protected]\content\bg.js
Filesize8KB
MD558bcdaa9b9ba0f4cb82b2347b47e1560
SHA1335a74fc1f6f87214e672750667d4bef7d1d844e
SHA2562d7f07ef21264ad576507f3e9bbdeee9e46dda478c419edb9eb2c17f4af209d6
SHA512c40a83074fa15a0655a244d07e3adfc4649a5cf9e51b83dc09b3ec25ed59e4aaffd0a02de3adfb745d9d3091f01504fd1f23ece3fe547fa20318783957f6a793
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C:\Users\Admin\AppData\Local\Temp\7zS3C9.tmp\[email protected]\install.rdf
Filesize591B
MD589b404918c54dc8a2fbd46207295a5e4
SHA1a59ebdc58a6e958beccf6bab8e35d2819fe03bcf
SHA2561587b0bf782ab101868e1503d0fc8ca62d41678c904b225e9398062e680da912
SHA51220a99a101124e02cc77e5994ab6e0ee5105bb65dd98a2453f895a3c54eb5c5e735072a1de878b1add660a9fb56fa765eff2db55d367c5e940467c5ea7309a952
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Filesize
1KB
MD571adcd91ff1e225f15d89823910c6f4e
SHA1f5354f976b5492e2a81a770c2fd24e1934234340
SHA25618d5d3268ca8d6cf82eb531552047df3ff69d7db8f435244770feede8a8354f9
SHA51202502f3f1ec08034f230d16bd1aef881e1549a5a2f4bd87b88baabd915438dc97a246325911e58f78d58258203ed67a2057f333d3619408a0b01d06e74d03b6a
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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Filesize
6KB
MD513367b3e9701fcc4c29addcb6a11ac38
SHA174aa4192b52bbbcc60686af00e1e03f28219571a
SHA25627b1dd6648288ed3eaca1f777dc7e526da3e053766dbed20571f8fd9e34f715e
SHA5129e6ed713d09e165f958005c333c270f6ae397d3c8cc54112799d764cd60c4302dcb8fc77024cceb8f3dd9f444d4692cada22386f34b4e5e0834b96d75f51fe9c
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Filesize
144B
MD5709285c10f24136b1b3cf20f723b5d17
SHA16e52604136b5ba6a59d683cc16be7d1f32c7f61f
SHA256b5fce14e60b7fcace13386aa63a4360e789c14e717ecbbfacb4992f37ab0bc5c
SHA512fff1aa2e14dc8d369dfb6fd15823e8d1b55efc53bd74372435897b3d4c4375de1cc75bc1c3a68bc6e5c1148837787389df79e783337b20b6acb88a55db89531f
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Filesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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Filesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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Filesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a