Analysis
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max time kernel
47s -
max time network
52s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 19:00
Static task
static1
Behavioral task
behavioral1
Sample
cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.exe
Resource
win7-20220901-en
General
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Target
cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.exe
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Size
920KB
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MD5
842dab9295f4a2d0ea9d9ab85d269036
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SHA1
b9ba916704fc7842ccc75033c0784b2ccb55f15d
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SHA256
cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f
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SHA512
45038616d10906514aad1fa5ff9419c1f7b5aa7c41c03ba11323f9f6beb25a7a9a138f974bbe8d66d0fc62a2bd17fe384c8a23478d11ef4eac4a9c9a6f53cf6e
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SSDEEP
24576:h1OYdaOzMtdHAqcdDVhYwiei7+EpFAh/kKG:h1OsCPHVmVhYwiLtKkKG
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
Rea4xgLQcQUaaIp.exepid process 1188 Rea4xgLQcQUaaIp.exe -
Loads dropped DLL 1 IoCs
Processes:
cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.exepid process 1416 cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.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:
Rea4xgLQcQUaaIp.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\mjionaflgglkmaffghcbdljmcepliinp\2.0\manifest.json Rea4xgLQcQUaaIp.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\mjionaflgglkmaffghcbdljmcepliinp\2.0\manifest.json Rea4xgLQcQUaaIp.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\mjionaflgglkmaffghcbdljmcepliinp\2.0\manifest.json Rea4xgLQcQUaaIp.exe -
Drops file in System32 directory 4 IoCs
Processes:
Rea4xgLQcQUaaIp.exedescription ioc process File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol Rea4xgLQcQUaaIp.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI Rea4xgLQcQUaaIp.exe File opened for modification C:\Windows\System32\GroupPolicy Rea4xgLQcQUaaIp.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini Rea4xgLQcQUaaIp.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
Rea4xgLQcQUaaIp.exepid process 1188 Rea4xgLQcQUaaIp.exe 1188 Rea4xgLQcQUaaIp.exe 1188 Rea4xgLQcQUaaIp.exe 1188 Rea4xgLQcQUaaIp.exe 1188 Rea4xgLQcQUaaIp.exe 1188 Rea4xgLQcQUaaIp.exe 1188 Rea4xgLQcQUaaIp.exe 1188 Rea4xgLQcQUaaIp.exe 1188 Rea4xgLQcQUaaIp.exe 1188 Rea4xgLQcQUaaIp.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
Rea4xgLQcQUaaIp.exedescription pid process Token: SeDebugPrivilege 1188 Rea4xgLQcQUaaIp.exe Token: SeDebugPrivilege 1188 Rea4xgLQcQUaaIp.exe Token: SeDebugPrivilege 1188 Rea4xgLQcQUaaIp.exe Token: SeDebugPrivilege 1188 Rea4xgLQcQUaaIp.exe Token: SeDebugPrivilege 1188 Rea4xgLQcQUaaIp.exe Token: SeDebugPrivilege 1188 Rea4xgLQcQUaaIp.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.exedescription pid process target process PID 1416 wrote to memory of 1188 1416 cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.exe Rea4xgLQcQUaaIp.exe PID 1416 wrote to memory of 1188 1416 cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.exe Rea4xgLQcQUaaIp.exe PID 1416 wrote to memory of 1188 1416 cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.exe Rea4xgLQcQUaaIp.exe PID 1416 wrote to memory of 1188 1416 cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.exe Rea4xgLQcQUaaIp.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.exe"C:\Users\Admin\AppData\Local\Temp\cf109c7546e84e4a0637ca17d932c03f2f804b3e1de29d27037234c4d8bfef2f.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\Rea4xgLQcQUaaIp.exe.\Rea4xgLQcQUaaIp.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\7zS3F8.tmp\7WGf7YFe@n.com\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\7WGf7YFe@n.com\chrome.manifestFilesize
35B
MD567eebef7affa1fca45698b6f47e83b43
SHA1d8b5ea67c752723d7c546e09c8d2198539a3294b
SHA256269dcb3f7a764b63a56c99f3ef0760ebf2d63eeb6dd4699d037aa24e54da7b8c
SHA512fd4b4e6cd564e4025a2b931454130f8c798169d1ec9b2bf5e1559e7939d46b9216239696373d17e6563f03d0b01498866aa92b250a51a178823b4c385c100acd
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\7WGf7YFe@n.com\content\bg.jsFilesize
9KB
MD58969b40cc236f893914a098a26877f10
SHA1b947564c47a2de136c552fe3d45b20c78ce0b9ea
SHA256ddc72d382f5b8b4cab2990009bc184aa7564714602acb8a462f1ce45955389c7
SHA51285be1aefbf1f1c0e2f5f39a85bd44f651c726626f26ba0651c6220526d717a882a54dec81f2fce229c649ea60b7cb607ba5bc053e1c4a84091d1bd777844f04a
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\7WGf7YFe@n.com\install.rdfFilesize
597B
MD5ea3ee121be7c5474384242f74cc4a854
SHA110418f48f2a10772d03eee9bfb59dd50252139f9
SHA256f704ff87f2e1fdefa5ad70a118a94dda2414610442bd3898ea53104dfa4bdc88
SHA512e298919ba9c3b44080a479e816a6204d59d675799bb58523e0df329b300e22d93cba7a8f10bd99e45d2faed689d14f65e076629b29efd3fa673c5f25c03ce065
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\Rea4xgLQcQUaaIp.datFilesize
1KB
MD557178fcf07b119e19dcac3a753214d1b
SHA1761224f9099c2ed721e31e324158d0a4d073b090
SHA256fd59e085706b8548e91f5e02f5d21526fc4a35cd36558ceeaa503f70fdcd1a21
SHA5124e1c474032ccd1f0360a5ab69323a08d7c05073f12d4a4f97df6b5f1041c2906086c2416dd8d186f00adcbf9d43a0f054ce183543091a90aab6c40d61f4e750c
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\Rea4xgLQcQUaaIp.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\mjionaflgglkmaffghcbdljmcepliinp\background.htmlFilesize
146B
MD5653353196d4f73804b515c4d26d7c226
SHA12e5825ec443ed851639f5cba03ed11fe2135b883
SHA25625cb88b348b63f7ecf4f8f8c15a51eb543bd0be64f5c6292143279d531ec4a80
SHA512f4610a98a656da66be2b711841a985663315fde379dc227eb0046ebc473e902d4bd9af887393a9549616cd64184fe83790093bb9cf5854c53652fea8cbc40011
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\mjionaflgglkmaffghcbdljmcepliinp\cGJJLyEKP.jsFilesize
6KB
MD59371d47dbaa10fa4072f34ca129f8383
SHA1cc8a996f30b589e2f28c5de29803a29f9697b347
SHA256bbee674f0c229af3f9361edc827e07b52fdb471b725c6311e58cbbeade9fd260
SHA5123e0a877b9b8580ff0fdf509e53154b6f42d0e26eadda1fe228dae8cc5a2363c03ce6796f23bb0dc0988eba6d760ca9395e4cb3fe7f7ff7968d95503ca08d9d99
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\mjionaflgglkmaffghcbdljmcepliinp\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\mjionaflgglkmaffghcbdljmcepliinp\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\mjionaflgglkmaffghcbdljmcepliinp\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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\Users\Admin\AppData\Local\Temp\7zS3F8.tmp\Rea4xgLQcQUaaIp.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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memory/1188-56-0x0000000000000000-mapping.dmp
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memory/1416-54-0x0000000074DC1000-0x0000000074DC3000-memory.dmpFilesize
8KB