Analysis
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max time kernel
37s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 01:58
Static task
static1
Behavioral task
behavioral1
Sample
49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.exe
Resource
win7-20220812-en
General
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Target
49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.exe
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Size
931KB
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MD5
5cfc8918b778db435e512096fcd0a89a
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SHA1
ae7bb75b14c4fdcc660f217a6c4e08ccabeece2b
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SHA256
49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113
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SHA512
7edf6c30abf4c796b55ac20d6a5d54b55020bbbc8db804393970380f81465588272d05e19552b2d2d064cd014933faaee77a6046abbb4d4c010f43bd14250f6a
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SSDEEP
24576:h1OYdaOLCZ/iWCvu/2sWsJA/jlt+DHhsu:h1OshCpYO/dJJDHhsu
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
dbmBKcer4urZMSW.exepid process 544 dbmBKcer4urZMSW.exe -
Loads dropped DLL 1 IoCs
Processes:
49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.exepid process 1424 49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.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 3 IoCs
Processes:
dbmBKcer4urZMSW.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\apfbgigonfkafahfjpdmhbijcgaenfim\2.0\manifest.json dbmBKcer4urZMSW.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\apfbgigonfkafahfjpdmhbijcgaenfim\2.0\manifest.json dbmBKcer4urZMSW.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\apfbgigonfkafahfjpdmhbijcgaenfim\2.0\manifest.json dbmBKcer4urZMSW.exe -
Drops file in System32 directory 4 IoCs
Processes:
dbmBKcer4urZMSW.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy dbmBKcer4urZMSW.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini dbmBKcer4urZMSW.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol dbmBKcer4urZMSW.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI dbmBKcer4urZMSW.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
dbmBKcer4urZMSW.exepid process 544 dbmBKcer4urZMSW.exe 544 dbmBKcer4urZMSW.exe 544 dbmBKcer4urZMSW.exe 544 dbmBKcer4urZMSW.exe 544 dbmBKcer4urZMSW.exe 544 dbmBKcer4urZMSW.exe 544 dbmBKcer4urZMSW.exe 544 dbmBKcer4urZMSW.exe 544 dbmBKcer4urZMSW.exe 544 dbmBKcer4urZMSW.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
dbmBKcer4urZMSW.exedescription pid process Token: SeDebugPrivilege 544 dbmBKcer4urZMSW.exe Token: SeDebugPrivilege 544 dbmBKcer4urZMSW.exe Token: SeDebugPrivilege 544 dbmBKcer4urZMSW.exe Token: SeDebugPrivilege 544 dbmBKcer4urZMSW.exe Token: SeDebugPrivilege 544 dbmBKcer4urZMSW.exe Token: SeDebugPrivilege 544 dbmBKcer4urZMSW.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.exedescription pid process target process PID 1424 wrote to memory of 544 1424 49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.exe dbmBKcer4urZMSW.exe PID 1424 wrote to memory of 544 1424 49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.exe dbmBKcer4urZMSW.exe PID 1424 wrote to memory of 544 1424 49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.exe dbmBKcer4urZMSW.exe PID 1424 wrote to memory of 544 1424 49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.exe dbmBKcer4urZMSW.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.exe"C:\Users\Admin\AppData\Local\Temp\49284e3f4a94d16d62d7447adad5e3d379a3e4a4720dc7ec6a90eb98a3b26113.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\dbmBKcer4urZMSW.exe.\dbmBKcer4urZMSW.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\apfbgigonfkafahfjpdmhbijcgaenfim\background.htmlFilesize
146B
MD5232aeb6c0054eb4fdc8b4e7405604b7a
SHA1a47a7b998346e3f6660f2d60024fe10904b38cde
SHA256edbc895f01812a46bddcc49b5b0ea3f3ca6065be33d32f3e4b74a174113ac5af
SHA512da6bfb5bc048e40936c8dee334d5c76a83bcce8c812be5b44c9203513fbd94d5f891bf2b5846c967b43dea85e18cebaa741b0e0e4fa686751c62bc3cbe400840
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\apfbgigonfkafahfjpdmhbijcgaenfim\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\apfbgigonfkafahfjpdmhbijcgaenfim\j2pxk1O0e.jsFilesize
6KB
MD562cb8b97f4faf93bfcddd205c92cd2c2
SHA1c8e4c28d4c5ca6e7b6bd65924079f7fed1913ab5
SHA256e9faa84b6c725487ecf9ad96ddb9c78c1dbfc54ded32d3e073bc67566348644f
SHA512e61a8b524e4401845af8b44c8fc7898917fe45ff0da389be1d8e17458e2f3b45b3fd076e5f8432a1bd6d468a251d3436e25f68133ff1e2e75f97de55da07fa27
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\apfbgigonfkafahfjpdmhbijcgaenfim\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\apfbgigonfkafahfjpdmhbijcgaenfim\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\dbmBKcer4urZMSW.datFilesize
1KB
MD522e90d636a848da46bc13c3ec606920b
SHA15d7196548cce81ea0d4de2fa8ade49d021ff5c2f
SHA256b0bb0d158a229d784246edc78309bc02464d28e10f578880ae14afbc59e6077e
SHA5125a0af2e5ac1c93308eb3a8a33946e63a63e780998544fdee179b986a6d80e3089f5a82f8437ff8aa7c6251cf10f9974d5b6c611ea8978d19b3b6d36524ed0192
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\dbmBKcer4urZMSW.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\[email protected]\chrome.manifestFilesize
35B
MD50fa850f1ff9f46fd614c58574ca267f1
SHA19173569811a771964f559561c376b23d54d0f386
SHA256bde3beba87a768bb53e80ad4f3eaa8aefd1adc7a4c3a439412b3ce06502a9304
SHA512e03fb7900f5fd82d464f3e2a696f4990a817f6d619b49f5c2b7f26d959d9ed299fd5d94d72eae24976101e514a36e33b746d755a6763cfdf833b8bd1425e1270
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\[email protected]\content\bg.jsFilesize
8KB
MD5285e9b1435ac8bf5b51a4686600c54da
SHA1f8fd430f9e9c7b4b44f2918118f035cf924be6cc
SHA2566317bf0b865f3da6269bc36a59bb915efe949f212aefefe29a1c3d1c68e75c83
SHA512f46adc168da55eb05196c914efab8051c665c2869d24da390bfebf025344ce7c58a96daea6d96df47b6376e981ea8fd70f2c750f558521313fba3ca97e4ccca2
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C:\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\[email protected]\install.rdfFilesize
593B
MD5bb5b502d051d21542e0d46c54f384722
SHA185034ce4fdc9faa275a3891485a219a0c88233e9
SHA256bb760be75c76ca3bb811593dd801b8178d143011359c9fab21c419457adb6639
SHA512ccc1dce31d0d2f227b9c98e775070a2eb14801fcb0744ba9974de79ef781d46253388d1804fc612138390b812ff78f69948bfd05327a21b6924ee067a9b7d102
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\Users\Admin\AppData\Local\Temp\7zS5A70.tmp\dbmBKcer4urZMSW.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/544-56-0x0000000000000000-mapping.dmp
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memory/1424-54-0x0000000076151000-0x0000000076153000-memory.dmpFilesize
8KB