Analysis
-
max time kernel
31s -
max time network
134s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
09/03/2023, 14:59
Static task
static1
Behavioral task
behavioral1
Sample
bf39239f0b1526c68de99294e9c8ef5f.exe
Resource
win7-20230220-en
General
-
Target
bf39239f0b1526c68de99294e9c8ef5f.exe
-
Size
601KB
-
MD5
bf39239f0b1526c68de99294e9c8ef5f
-
SHA1
e56a2e35f28f6b599cad84160693ea9e8a77ee47
-
SHA256
25e4a522edaed7b5a38ef23b6c893caa0ad4343ddf61f69f720325522f5a69e4
-
SHA512
a5027d34656d2c222179427418f14c18ada016c1e4734317bc93482e576f3d3bce2f310f087eb9792f1769eaa449c8523cb7a18cd59a3bf315b744c85000d44e
-
SSDEEP
12288:DHREStiZc6sOPep0zh5Z6SkX/tvH8DWeWS4pp9zFdP2+MlC/m+ADgfcTQt/N6zRH:DHRESwZc6s70
Malware Config
Signatures
-
Downloads MZ/PE file
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome Updater.lnk bf39239f0b1526c68de99294e9c8ef5f.exe -
Loads dropped DLL 8 IoCs
pid Process 2004 bf39239f0b1526c68de99294e9c8ef5f.exe 2004 bf39239f0b1526c68de99294e9c8ef5f.exe 2004 bf39239f0b1526c68de99294e9c8ef5f.exe 2004 bf39239f0b1526c68de99294e9c8ef5f.exe 2004 bf39239f0b1526c68de99294e9c8ef5f.exe 2004 bf39239f0b1526c68de99294e9c8ef5f.exe 2004 bf39239f0b1526c68de99294e9c8ef5f.exe 2004 bf39239f0b1526c68de99294e9c8ef5f.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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 bf39239f0b1526c68de99294e9c8ef5f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier bf39239f0b1526c68de99294e9c8ef5f.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 bf39239f0b1526c68de99294e9c8ef5f.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 bf39239f0b1526c68de99294e9c8ef5f.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 bf39239f0b1526c68de99294e9c8ef5f.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2004 bf39239f0b1526c68de99294e9c8ef5f.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\bf39239f0b1526c68de99294e9c8ef5f.exe"C:\Users\Admin\AppData\Local\Temp\bf39239f0b1526c68de99294e9c8ef5f.exe"1⤵
- Drops startup file
- Loads dropped DLL
- Checks processor information in registry
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
PID:2004
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
61KB
MD5e71c8443ae0bc2e282c73faead0a6dd3
SHA10c110c1b01e68edfacaeae64781a37b1995fa94b
SHA25695b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72
SHA512b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6
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Filesize
451KB
MD56ded8fcbf5f1d9e422b327ca51625e24
SHA18a1140cebc39f6994eef7e8de4627fb7b72a2dd9
SHA2563b3e541682e48f3fd2872f85a06278da2f3e7877ee956da89b90d732a1eaa0bd
SHA512bda3a65133b7b1e2765c7d07c7da5103292b3c4c2f0673640428b3e7e8637b11539f06c330ab5d0ba6e2274bd2dcd2c50312be6579e75c4008ff5ae7dae34ce4
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Filesize
161KB
MD5be2bec6e8c5653136d3e72fe53c98aa3
SHA1a8182d6db17c14671c3d5766c72e58d87c0810de
SHA2561919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd
SHA5120d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff
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Filesize
451KB
MD56ded8fcbf5f1d9e422b327ca51625e24
SHA18a1140cebc39f6994eef7e8de4627fb7b72a2dd9
SHA2563b3e541682e48f3fd2872f85a06278da2f3e7877ee956da89b90d732a1eaa0bd
SHA512bda3a65133b7b1e2765c7d07c7da5103292b3c4c2f0673640428b3e7e8637b11539f06c330ab5d0ba6e2274bd2dcd2c50312be6579e75c4008ff5ae7dae34ce4
-
Filesize
451KB
MD56ded8fcbf5f1d9e422b327ca51625e24
SHA18a1140cebc39f6994eef7e8de4627fb7b72a2dd9
SHA2563b3e541682e48f3fd2872f85a06278da2f3e7877ee956da89b90d732a1eaa0bd
SHA512bda3a65133b7b1e2765c7d07c7da5103292b3c4c2f0673640428b3e7e8637b11539f06c330ab5d0ba6e2274bd2dcd2c50312be6579e75c4008ff5ae7dae34ce4
-
Filesize
451KB
MD56ded8fcbf5f1d9e422b327ca51625e24
SHA18a1140cebc39f6994eef7e8de4627fb7b72a2dd9
SHA2563b3e541682e48f3fd2872f85a06278da2f3e7877ee956da89b90d732a1eaa0bd
SHA512bda3a65133b7b1e2765c7d07c7da5103292b3c4c2f0673640428b3e7e8637b11539f06c330ab5d0ba6e2274bd2dcd2c50312be6579e75c4008ff5ae7dae34ce4
-
Filesize
451KB
MD56ded8fcbf5f1d9e422b327ca51625e24
SHA18a1140cebc39f6994eef7e8de4627fb7b72a2dd9
SHA2563b3e541682e48f3fd2872f85a06278da2f3e7877ee956da89b90d732a1eaa0bd
SHA512bda3a65133b7b1e2765c7d07c7da5103292b3c4c2f0673640428b3e7e8637b11539f06c330ab5d0ba6e2274bd2dcd2c50312be6579e75c4008ff5ae7dae34ce4
-
Filesize
384KB
MD555c797383dbbbfe93c0fe3215b99b8ec
SHA11b089157f3d8ae64c62ea15cdad3d82eafa1df4b
SHA2565fac5a9e9b8bbdad6cf661dbf3187e395914cd7139e34b725906efbb60122c0d
SHA512648a7da0bcda6ccd31b4d6cdc1c90c3bc3c11023fcceb569f1972b8f6ab8f92452d1a80205038edcf409669265b6756ba0da6b1a734bd1ae4b6c527bbebb8757
-
Filesize
384KB
MD555c797383dbbbfe93c0fe3215b99b8ec
SHA11b089157f3d8ae64c62ea15cdad3d82eafa1df4b
SHA2565fac5a9e9b8bbdad6cf661dbf3187e395914cd7139e34b725906efbb60122c0d
SHA512648a7da0bcda6ccd31b4d6cdc1c90c3bc3c11023fcceb569f1972b8f6ab8f92452d1a80205038edcf409669265b6756ba0da6b1a734bd1ae4b6c527bbebb8757
-
Filesize
1.3MB
MD58be215abf1f36aa3d23555a671e7e3be
SHA1547d59580b7843f90aaca238012a8a0c886330e6
SHA25683f332ea9535814f18be4ee768682ecc7720794aedc30659eb165e46257a7cae
SHA51238cf4aea676dacd2e719833ca504ac8751a5fe700214ff4ac2b77c0542928a6a1aa3780ed7418387affed67ab6be97f1439633249af22d62e075c1cdfdf5449b
-
Filesize
601KB
MD5bf39239f0b1526c68de99294e9c8ef5f
SHA1e56a2e35f28f6b599cad84160693ea9e8a77ee47
SHA25625e4a522edaed7b5a38ef23b6c893caa0ad4343ddf61f69f720325522f5a69e4
SHA512a5027d34656d2c222179427418f14c18ada016c1e4734317bc93482e576f3d3bce2f310f087eb9792f1769eaa449c8523cb7a18cd59a3bf315b744c85000d44e