Analysis
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max time kernel
37s -
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 19:47
Static task
static1
Behavioral task
behavioral1
Sample
c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.exe
Resource
win7-20220812-en
General
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Target
c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.exe
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Size
932KB
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MD5
8c7841ac0ff299a38f4718c79ecb4fe9
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SHA1
92bfd887dd06b142317c4f6b1140a432935a085e
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SHA256
c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24
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SHA512
cb58f0bffe1763061b7b987509de850005c3558c7cfc718d35c63ce38e71a9a69d4fbaca357ed3b2692062f9d06df4862c9639201147831e32a61b55149fcf4b
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SSDEEP
24576:h1OYdaOOCZ/iWCvu/2sWsJA/jlt+DHhsU:h1OswCpYO/dJJDHhsU
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
a4GVF7yaqWTZlJC.exepid process 1952 a4GVF7yaqWTZlJC.exe -
Loads dropped DLL 1 IoCs
Processes:
c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.exepid process 1036 c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.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:
a4GVF7yaqWTZlJC.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\iecjhaedmpckojkccndlpjfkmhemnfef\2.0\manifest.json a4GVF7yaqWTZlJC.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\iecjhaedmpckojkccndlpjfkmhemnfef\2.0\manifest.json a4GVF7yaqWTZlJC.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\iecjhaedmpckojkccndlpjfkmhemnfef\2.0\manifest.json a4GVF7yaqWTZlJC.exe -
Drops file in System32 directory 4 IoCs
Processes:
a4GVF7yaqWTZlJC.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy a4GVF7yaqWTZlJC.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini a4GVF7yaqWTZlJC.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol a4GVF7yaqWTZlJC.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI a4GVF7yaqWTZlJC.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
a4GVF7yaqWTZlJC.exepid process 1952 a4GVF7yaqWTZlJC.exe 1952 a4GVF7yaqWTZlJC.exe 1952 a4GVF7yaqWTZlJC.exe 1952 a4GVF7yaqWTZlJC.exe 1952 a4GVF7yaqWTZlJC.exe 1952 a4GVF7yaqWTZlJC.exe 1952 a4GVF7yaqWTZlJC.exe 1952 a4GVF7yaqWTZlJC.exe 1952 a4GVF7yaqWTZlJC.exe 1952 a4GVF7yaqWTZlJC.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
a4GVF7yaqWTZlJC.exedescription pid process Token: SeDebugPrivilege 1952 a4GVF7yaqWTZlJC.exe Token: SeDebugPrivilege 1952 a4GVF7yaqWTZlJC.exe Token: SeDebugPrivilege 1952 a4GVF7yaqWTZlJC.exe Token: SeDebugPrivilege 1952 a4GVF7yaqWTZlJC.exe Token: SeDebugPrivilege 1952 a4GVF7yaqWTZlJC.exe Token: SeDebugPrivilege 1952 a4GVF7yaqWTZlJC.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.exedescription pid process target process PID 1036 wrote to memory of 1952 1036 c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.exe a4GVF7yaqWTZlJC.exe PID 1036 wrote to memory of 1952 1036 c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.exe a4GVF7yaqWTZlJC.exe PID 1036 wrote to memory of 1952 1036 c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.exe a4GVF7yaqWTZlJC.exe PID 1036 wrote to memory of 1952 1036 c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.exe a4GVF7yaqWTZlJC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.exe"C:\Users\Admin\AppData\Local\Temp\c0c83b6135462927425d7777eff9bff41b93938879d55a0612423d3682efff24.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\a4GVF7yaqWTZlJC.exe.\a4GVF7yaqWTZlJC.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\7zSF3E.tmp\a4GVF7yaqWTZlJC.datFilesize
1KB
MD56390a296ad501c3ed3ac18b8156d6b2d
SHA126f4dda49929b44bad0cd1d2cedc41000d05bc2c
SHA2563d7bbfcdfedb1f2e88331817796d49291fa592f96d7727225106b6cc3ab41f42
SHA51257e90f3b834fdaffa0e6ca391e44604cc57b403eb9f8ef8ddeccacb3c6041baa098eeb46e7e21ace116b91b025699af3553a4b52525375142aaa4670504a6dc5
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\a4GVF7yaqWTZlJC.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\iecjhaedmpckojkccndlpjfkmhemnfef\background.htmlFilesize
144B
MD508c2aae775b73472266c8062efab0ec1
SHA16702abb3a5f0d5f7435db422da289ef77d1be72e
SHA25621c66fa2d5870397f0db25cb50cdd1163da8b1c868f7f0fe99ae70e7f0596df6
SHA5128cd5b115c0a48bc2fe81f432d33dd5ba8913504d69a88d9c7932bfdc909827d298909e9e82a642667932087342bffc14785921f16c0417ff91b6765af82528c3
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\iecjhaedmpckojkccndlpjfkmhemnfef\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\iecjhaedmpckojkccndlpjfkmhemnfef\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\iecjhaedmpckojkccndlpjfkmhemnfef\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\iecjhaedmpckojkccndlpjfkmhemnfef\nbUKCpI.jsFilesize
6KB
MD5d7ddee2e8c469fed4fcdf73a38f97802
SHA1e1b8e441bbb4ec5fcda3a912b8d4ca6f0a117063
SHA25653ce21f56aa0411397e5aef6e850b9d984455c490ffdfd433e8778d32597968c
SHA512c44b1010de2c7b3ed2d6cc14b86ee53709e28b9b02398c7edcc17351dda39a439fd0e5b0466d50f5beb36bb6b2da1999c2bd53f6111db3649747bca89a9b39a2
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\[email protected]\chrome.manifestFilesize
35B
MD5b3cda3266997d092a2f4ac049974f27e
SHA13d58344bfa812e5d9a730b05b9e1d16e0a48861a
SHA2568053610ba20171b7e6e51de6b528c9d20e16f38badc2db17284c7ab3f05e41e8
SHA512c9eefc3175cd64fc0b06be986906d6a2fef75fa25a16de8e735e91a79a585ec04118c61d69c54eb6a7c3571d1835a4a72a3df23a200d09465c8624bf0efd6148
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\[email protected]\content\bg.jsFilesize
9KB
MD5ad53a57ebd6aa2ad408ba3bdcab5ec74
SHA110489e18a63379e5e3d1f8b495cded067045d433
SHA2562cc140cacec3fff64395109ccce10b034945205203d0aad289263c47bbead160
SHA5129249427595672460a7d8896f999b533a130102d8e7ce93d91ba56afbd2bee80559ad73c4236177681a2005cc93455a6718807623eab3204b00e6a73a995c0581
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C:\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\[email protected]\install.rdfFilesize
595B
MD5736631778f1108c6d7f35bba038c87ff
SHA12e52a5916d216a34fa2be4d5d10a21bdb759c04e
SHA2568850874569c2c1f0fce2b4df28f89a6fe938a373a4e686fd7293dc174afa6c22
SHA512c3d7eddf8a494d996afddfb4b3a1648fe9e384a5166f432be83e949effc6f5712121992a2fcf7cf5f4c5c091e328991102b26f792a6cf3b20c0ffce88451bb0e
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\Users\Admin\AppData\Local\Temp\7zSF3E.tmp\a4GVF7yaqWTZlJC.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/1036-54-0x00000000753C1000-0x00000000753C3000-memory.dmpFilesize
8KB
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memory/1952-56-0x0000000000000000-mapping.dmp