Analysis
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max time kernel
42s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 21:06
Static task
static1
Behavioral task
behavioral1
Sample
a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.exe
Resource
win7-20220812-en
General
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Target
a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.exe
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Size
932KB
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MD5
e03ba73b6726f006c2b4f49112c728b0
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SHA1
4a5e0e8ac6b541e3bb9c97e01c588432ce0cf8e5
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SHA256
a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff
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SHA512
27fc01927ed2dc057a8e9e85ad071c536df4d1b14e326a95a6c37d64fcac1b83158af1551f2fd0016f35a555d413118e27346f6ca8100c77bc7307078a4fba5b
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SSDEEP
24576:h1OYdaOpCZ/iWCvu/2sWsJA/jlt+DHhsa:h1OsvCpYO/dJJDHhsa
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
KfSupj3tlRwTygM.exepid process 952 KfSupj3tlRwTygM.exe -
Loads dropped DLL 1 IoCs
Processes:
a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.exepid process 1736 a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.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:
KfSupj3tlRwTygM.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\jmmagklghbdjpmehejjafigeiflkplci\2.0\manifest.json KfSupj3tlRwTygM.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\jmmagklghbdjpmehejjafigeiflkplci\2.0\manifest.json KfSupj3tlRwTygM.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\jmmagklghbdjpmehejjafigeiflkplci\2.0\manifest.json KfSupj3tlRwTygM.exe -
Drops file in System32 directory 4 IoCs
Processes:
KfSupj3tlRwTygM.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy KfSupj3tlRwTygM.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini KfSupj3tlRwTygM.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol KfSupj3tlRwTygM.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI KfSupj3tlRwTygM.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
KfSupj3tlRwTygM.exepid process 952 KfSupj3tlRwTygM.exe 952 KfSupj3tlRwTygM.exe 952 KfSupj3tlRwTygM.exe 952 KfSupj3tlRwTygM.exe 952 KfSupj3tlRwTygM.exe 952 KfSupj3tlRwTygM.exe 952 KfSupj3tlRwTygM.exe 952 KfSupj3tlRwTygM.exe 952 KfSupj3tlRwTygM.exe 952 KfSupj3tlRwTygM.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
KfSupj3tlRwTygM.exedescription pid process Token: SeDebugPrivilege 952 KfSupj3tlRwTygM.exe Token: SeDebugPrivilege 952 KfSupj3tlRwTygM.exe Token: SeDebugPrivilege 952 KfSupj3tlRwTygM.exe Token: SeDebugPrivilege 952 KfSupj3tlRwTygM.exe Token: SeDebugPrivilege 952 KfSupj3tlRwTygM.exe Token: SeDebugPrivilege 952 KfSupj3tlRwTygM.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.exedescription pid process target process PID 1736 wrote to memory of 952 1736 a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.exe KfSupj3tlRwTygM.exe PID 1736 wrote to memory of 952 1736 a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.exe KfSupj3tlRwTygM.exe PID 1736 wrote to memory of 952 1736 a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.exe KfSupj3tlRwTygM.exe PID 1736 wrote to memory of 952 1736 a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.exe KfSupj3tlRwTygM.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.exe"C:\Users\Admin\AppData\Local\Temp\a86a33da4dff82753bcf27d8934999834cde44e07f9441b83783d2871f56aeff.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\KfSupj3tlRwTygM.exe.\KfSupj3tlRwTygM.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
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\KfSupj3tlRwTygM.datFilesize
1KB
MD5ae66a10ffdfc0057a89f187161618b97
SHA1edda9023c602922f490f6e8f6595005ee251908f
SHA2562b54c988e2aaadcf2893e7e76c3206edd1ea3390ad6e698bd3f75c3d33a8a7d7
SHA512ac23ca49911cb86d9c74ce62f2269ff674c4cf4ef058a23a588cf343a93b0c9074686eee6b9c95af9f1bdf4c1d4f1c8433b69f0536da35f5fc8e867b15e95ee3
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\KfSupj3tlRwTygM.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\[email protected]\chrome.manifestFilesize
35B
MD5781162abd055488990dcdb53f4d76f78
SHA17f29e705da3c80abb423d85b03979019e99089f6
SHA256380111bde6fa48d4c57db0f653c9e182c1eb616b4f6c315572920bc61791e373
SHA5125adff7b44b5383965781f8f85baf045428f29c96ed7456b03f9be85a63474d3fa6b86302cc8cf2664a026a678308b01b8872af1fcb8f26324da8d380074133fc
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\[email protected]\content\bg.jsFilesize
9KB
MD5e3a0300912e216d3f23fc568b47aae0d
SHA1775347a2ba87790127771e2cc969b9739ced54bd
SHA25653c787c8a43e3774e0d1018967a041f408f14612a565baf36fdba27bb536673f
SHA512d51dcc0f5f24df2d859f1d4d55874b548020ba6d82c699bb1666ced1cc23004c4577092443f454218ea820626d1c179a4fdd9c0a3f1cdab6d9fd1bbfea2b13f8
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\[email protected]\install.rdfFilesize
591B
MD5e857780a675bdeebc13ec5bf634da98a
SHA1bf1e81c2c0e54b19d7269eec3a71fda6ae462852
SHA2564e67cbd168f1e6350e40632a95535b5be10d2d9be79c365d6b5b7b0f059d8461
SHA5128c3f7cac8419efaa6a5df77f355fa6c26abb4e03005dcde0b21fd012b87633f9dc52fcc8b86166c798b8a14ef912cbd813d7bbf834f973dc729948697ef1803c
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\jmmagklghbdjpmehejjafigeiflkplci\background.htmlFilesize
140B
MD543b1dbdfd0809f50e70d6e0876a88c74
SHA1356c4113d0db7b3a1f2f517bdfc3f6c8a2ddef9c
SHA2568fb2844814e0468302236c5d4dc30e85e9ce4fcacf1b3cc890de68d2d43fb7be
SHA5127bff1f81636b68c52e9760c573a43703f5c8628280005844ad3d990c5dc0b0f6b497f814d0d44e8827ed1482521981898e4e8b0113e17ddecd734a6c03a17ec8
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\jmmagklghbdjpmehejjafigeiflkplci\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\jmmagklghbdjpmehejjafigeiflkplci\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\jmmagklghbdjpmehejjafigeiflkplci\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\jmmagklghbdjpmehejjafigeiflkplci\yXj.jsFilesize
6KB
MD54ae209df4f36cdee3b2e78344515a0ec
SHA15880403a49dd514e9c2738a3a2c473f924492ed5
SHA256459f7a2e7e55534383bc54ac317c4216449b57ef1094859654967a8d14d1a381
SHA5122c15744d5273e23d64cc47d4272670ec4ea2d4770799994291f78abdcc731ab29e494090b37feed62c3568d00632e12c97565ae87225eab2936e373e9c2a09a7
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\Users\Admin\AppData\Local\Temp\7zSF9F9.tmp\KfSupj3tlRwTygM.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/952-56-0x0000000000000000-mapping.dmp
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memory/1736-54-0x0000000075DA1000-0x0000000075DA3000-memory.dmpFilesize
8KB