Analysis
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max time kernel
118s -
max time network
193s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 19:34
Static task
static1
Behavioral task
behavioral1
Sample
c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe
Resource
win7-20221111-en
General
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Target
c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe
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Size
920KB
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MD5
6f2b1d07deeb042138f4b2fe89827d86
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SHA1
43695afc422f78b04f55d21ade4ab86e738988ec
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SHA256
c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa
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SHA512
d76d6e4061543300ce54a0946a03c8de1b258918bb6bffb24ca24b5f144697c7ce84afe488467bcca38f18e51e80afb57384378ab468d862653f4d25b6f64632
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SSDEEP
24576:h1OYdaOPMtdHAqcdDVhYwiei7+EpFAh/kKW:h1OsaPHVmVhYwiLtKkKW
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
W4HTaEvy52pa2Vz.exepid process 1340 W4HTaEvy52pa2Vz.exe -
Loads dropped DLL 1 IoCs
Processes:
c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exepid process 1720 c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.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:
W4HTaEvy52pa2Vz.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ojgppbdippofmcomebljdjebjgmlifhk\2.0\manifest.json W4HTaEvy52pa2Vz.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ojgppbdippofmcomebljdjebjgmlifhk\2.0\manifest.json W4HTaEvy52pa2Vz.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ojgppbdippofmcomebljdjebjgmlifhk\2.0\manifest.json W4HTaEvy52pa2Vz.exe -
Drops file in System32 directory 4 IoCs
Processes:
W4HTaEvy52pa2Vz.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy W4HTaEvy52pa2Vz.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini W4HTaEvy52pa2Vz.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol W4HTaEvy52pa2Vz.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI W4HTaEvy52pa2Vz.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
W4HTaEvy52pa2Vz.exepid process 1340 W4HTaEvy52pa2Vz.exe 1340 W4HTaEvy52pa2Vz.exe 1340 W4HTaEvy52pa2Vz.exe 1340 W4HTaEvy52pa2Vz.exe 1340 W4HTaEvy52pa2Vz.exe 1340 W4HTaEvy52pa2Vz.exe 1340 W4HTaEvy52pa2Vz.exe 1340 W4HTaEvy52pa2Vz.exe 1340 W4HTaEvy52pa2Vz.exe 1340 W4HTaEvy52pa2Vz.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
W4HTaEvy52pa2Vz.exedescription pid process Token: SeDebugPrivilege 1340 W4HTaEvy52pa2Vz.exe Token: SeDebugPrivilege 1340 W4HTaEvy52pa2Vz.exe Token: SeDebugPrivilege 1340 W4HTaEvy52pa2Vz.exe Token: SeDebugPrivilege 1340 W4HTaEvy52pa2Vz.exe Token: SeDebugPrivilege 1340 W4HTaEvy52pa2Vz.exe Token: SeDebugPrivilege 1340 W4HTaEvy52pa2Vz.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exedescription pid process target process PID 1720 wrote to memory of 1340 1720 c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe W4HTaEvy52pa2Vz.exe PID 1720 wrote to memory of 1340 1720 c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe W4HTaEvy52pa2Vz.exe PID 1720 wrote to memory of 1340 1720 c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe W4HTaEvy52pa2Vz.exe PID 1720 wrote to memory of 1340 1720 c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe W4HTaEvy52pa2Vz.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe"C:\Users\Admin\AppData\Local\Temp\c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1720 -
C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\W4HTaEvy52pa2Vz.exe.\W4HTaEvy52pa2Vz.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1340
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5a5b6601724ff5956133eeadf3332d559
SHA1585b9ae8b2d02da19b6817d74d41569dd299fc46
SHA2562e5428038d04e8837a665dca1c20bc63209b83c7a7fa1e1e430c699ea7f5c128
SHA5120a501e6eb62c55d9a60b88f8fd4846d28f4892122e6b59cae9efe2334b244364b15c85cee96ef7d0f345d56f71b4b05d4c6477b13cb623d641f9da94817a64a3
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\[email protected]\chrome.manifest
Filesize35B
MD5dd26aeda0c434402f8f513fb7102ea65
SHA170062fb9891e799922e994abaedcf350961decce
SHA2566475b2c736cb6afd2b4f42a65c7bd44ddd7843fa86a36470e44c38c51eb438bd
SHA51208ef9bf984d8ac4d7b4dba972614f235027a80678c9e9790ab69ec7c88717414b57079881403c0208715779652fe3782b4c3bbd2d3087d75a28f86f0766c4240
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C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\[email protected]\content\bg.js
Filesize8KB
MD528f3555db3ada01c5263c1d1ec7b2728
SHA19ff96d976455a504aaff90fab205f89cd8729869
SHA25639ca099dc5eb237108409b7db6e16732de233960e93fc6bf41d80c37d63f026d
SHA5127dc7bca48478a41ee26bf363ebd2405b0dff4c8658daa380d49242a2012276644a74d553eebf14f4d7cbd6297e10b8d9c0789938978ea7c2623776d12c3d8e28
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C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\[email protected]\install.rdf
Filesize596B
MD52df53cc16cd9b90ac6f39fbf3879c858
SHA167552ee488b68f87e4da21e0fc30083d3f988296
SHA25629634ec48288b79aab2f0292dc1e7543b53744e49e9a84ad71cb06389d0b83a4
SHA512d3f69bafadbe46ba6b9ab021bf7259dece4bee248347d151de767c1412bd5f917881b960884a8b33cd333872f9f0c2f018744118e89736791447fc60cd03da12
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Filesize
6KB
MD5e23b25d5da4a92fd50dcdbaf1f3d7ec4
SHA1559fbdceb8839dcc682b8532b3be130d110f5151
SHA256e36e2855c53cda721eaa70b68d2ddebd44628f4feeeff5b2e6aa0a39b6f750b7
SHA512c6f9e5cd1dcdc85532904255bda08dcec4740c6b4db5acdd0df5b8ab0ec86423990588266e9e2778cc334dbde3f9785eabec8c3adc122f1210e657429f62c6cf
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Filesize
138B
MD5431e9f60fcbaa4666cec92a75daa0e52
SHA10adfce166a566c89de7362a774fba64b90fea747
SHA256c68836141f9a464ae5d1aad344d7c16b0af1a47ef179ae2b50e30de2fddb2fcf
SHA51246c8ad2c9af194010250f98f27704fb1a9d2aca4964f70585593c46310d2f178105e70962e3cfa3a1811e427109766ccd5fca72259171aa567e9f57ab5e6babf
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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
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886