Analysis
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max time kernel
126s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 19:38
Static task
static1
Behavioral task
behavioral1
Sample
c3a5c2e8de74d7db18a95113256bb7b472baffd5fcfa840d6be6bfe15c86e167.exe
Resource
win7-20221111-en
General
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Target
c3a5c2e8de74d7db18a95113256bb7b472baffd5fcfa840d6be6bfe15c86e167.exe
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Size
932KB
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MD5
893e03ef4878afe6b10b25b2bbe0c148
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SHA1
66834556fdf3b963d9b9a367c20ac656dbe3724b
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SHA256
c3a5c2e8de74d7db18a95113256bb7b472baffd5fcfa840d6be6bfe15c86e167
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SHA512
00d6f0f8672b8556bc82f7567b9950338b65a802c38bb94ec0a47c1b3b4fd227e677deb2d0d34aecd2934d8d80acf946f9706145fb0f3e601ec9cf4b0689c661
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SSDEEP
24576:h1OYdaOwCZ/iWCvu/2sWsJA/jlt+DHhsB:h1OsaCpYO/dJJDHhsB
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
bKs2R0lGDIIxCXy.exepid process 4152 bKs2R0lGDIIxCXy.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:
bKs2R0lGDIIxCXy.exedescription ioc process File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\oiihdapeabehdlcfodnclppnappabdfl\2.0\manifest.json bKs2R0lGDIIxCXy.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\oiihdapeabehdlcfodnclppnappabdfl\2.0\manifest.json bKs2R0lGDIIxCXy.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\oiihdapeabehdlcfodnclppnappabdfl\2.0\manifest.json bKs2R0lGDIIxCXy.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\oiihdapeabehdlcfodnclppnappabdfl\2.0\manifest.json bKs2R0lGDIIxCXy.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\oiihdapeabehdlcfodnclppnappabdfl\2.0\manifest.json bKs2R0lGDIIxCXy.exe -
Drops file in System32 directory 4 IoCs
Processes:
bKs2R0lGDIIxCXy.exedescription ioc process File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini bKs2R0lGDIIxCXy.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol bKs2R0lGDIIxCXy.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI bKs2R0lGDIIxCXy.exe File opened for modification C:\Windows\System32\GroupPolicy bKs2R0lGDIIxCXy.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
bKs2R0lGDIIxCXy.exepid process 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe 4152 bKs2R0lGDIIxCXy.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
bKs2R0lGDIIxCXy.exedescription pid process Token: SeDebugPrivilege 4152 bKs2R0lGDIIxCXy.exe Token: SeDebugPrivilege 4152 bKs2R0lGDIIxCXy.exe Token: SeDebugPrivilege 4152 bKs2R0lGDIIxCXy.exe Token: SeDebugPrivilege 4152 bKs2R0lGDIIxCXy.exe Token: SeDebugPrivilege 4152 bKs2R0lGDIIxCXy.exe Token: SeDebugPrivilege 4152 bKs2R0lGDIIxCXy.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
c3a5c2e8de74d7db18a95113256bb7b472baffd5fcfa840d6be6bfe15c86e167.exedescription pid process target process PID 616 wrote to memory of 4152 616 c3a5c2e8de74d7db18a95113256bb7b472baffd5fcfa840d6be6bfe15c86e167.exe bKs2R0lGDIIxCXy.exe PID 616 wrote to memory of 4152 616 c3a5c2e8de74d7db18a95113256bb7b472baffd5fcfa840d6be6bfe15c86e167.exe bKs2R0lGDIIxCXy.exe PID 616 wrote to memory of 4152 616 c3a5c2e8de74d7db18a95113256bb7b472baffd5fcfa840d6be6bfe15c86e167.exe bKs2R0lGDIIxCXy.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c3a5c2e8de74d7db18a95113256bb7b472baffd5fcfa840d6be6bfe15c86e167.exe"C:\Users\Admin\AppData\Local\Temp\c3a5c2e8de74d7db18a95113256bb7b472baffd5fcfa840d6be6bfe15c86e167.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:616 -
C:\Users\Admin\AppData\Local\Temp\7zSBE24.tmp\bKs2R0lGDIIxCXy.exe.\bKs2R0lGDIIxCXy.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4152
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:4796
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:1760
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zSBE24.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSBE24.tmp\[email protected]\chrome.manifest
Filesize35B
MD5d4eaa18f4aadaf2c84d5add1e94688fe
SHA1fe7203500a169d23e2e038507bc681c2fa3491a2
SHA2567d5298255c68b27a267b3208829fbcc8c61aa73cc3ab9e9a807788c5928311c1
SHA5126e09056919ce4389e540977dae2b52dc17ad909da1822086090956e253dde0213787395ab00344c9369471d21189ee21efff53d745794a034babff9ec56da21c
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C:\Users\Admin\AppData\Local\Temp\7zSBE24.tmp\[email protected]\content\bg.js
Filesize9KB
MD5da5ae6389847bafc9efd7a0b01bfe752
SHA1ac1fe1ac08578801aefb1d2bb838c0b886232c2c
SHA256df7c4bf990128379c0d9d93f97e20a746947b904e813bb1b675b14bfe51ff866
SHA51287f8e369324b77bbf990f861a185b85a2329d8e2d276d4a7eb0a4cf17363e869d6b584823fb67446cc9abd7bf38db8df116f2d49aeea234e8bfb392ba2858785
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C:\Users\Admin\AppData\Local\Temp\7zSBE24.tmp\[email protected]\install.rdf
Filesize598B
MD5a986f1e63f35de2cc9cda8950c95fa53
SHA1df8092018904bf15ac4dc4476a2bfd399252b32f
SHA2568e8ff73eb0324d5477bd912b763169f317310d7eb05580a1178d98567e64f4a3
SHA512ec33ae0f17bc3b76dc4cb74fc55a155de00b2e2b1d4352043140b831d21675562372d05d95bf374e8d66f44164489ae9cc4ea4f55c7673cc69b0efd712ee25cd
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Filesize
1KB
MD5e473bedbdd4ff5fdc9339d08471dd256
SHA1fd6d6658a62dbbe640b184d72a548c109263efc0
SHA256dee5e332979cba5eed780a5cbaab15167dafa1b7ee99b2a053fe0cbbfe3dd680
SHA512bcf870565d40d53c1b9ae8f3e05e96e47a7ce62dfcd6a8e6beb95e78d32971802b90c74d0e406f41ef462cee67d1632217077fca2ab312872b2704ef06ad6c3c
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Filesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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Filesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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Filesize
144B
MD5cd29d72c29aa200024ab1941258a9bdb
SHA13f3b8e0b4da0399abcdb0797092eec4daeba4061
SHA256095225296a167a4d4174ecde20c7ac7130fd94923cf0e6c8b43ec21e221e87a0
SHA51236c387c681c8bb3f817aefe4beb603294b869d3a506c76ce227e07e325254d8232c3fdda75c09fc8d03e7c8cc731cffe98032aa9e94575981661bfb40724c4bc
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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
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Filesize
6KB
MD553b8caba097901c074060e17ede0e470
SHA13dd7f1af6e227380eb90d44190951dc20ca11ce2
SHA2564256b6abf65021b2df1037cb1b9064a09a78337c49cbc9759c795bc664dc13d0
SHA51296e6d65aa1111887932a61dbe40bbd2a208c214f35ef4f454bd475d2287a4cb1b8ea63ef54fd95fc666639a8b3f9a24a539e1ad18647cbbfae1158453ae930cb