Analysis
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max time kernel
45s -
max time network
50s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 21:17
Static task
static1
Behavioral task
behavioral1
Sample
a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.exe
Resource
win7-20220901-en
General
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Target
a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.exe
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Size
929KB
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MD5
5e40c4eb2d51ae8be18436c98279dd59
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SHA1
f62d8ab0305d9803620bc46917b97468bfcd0c41
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SHA256
a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d
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SHA512
ec5202b58c7efb8e0c9cba86ac50ddf0e32b5e6406bd5cb99a2df6e5f028818d40ae3eef65cf0eb6ac7c62cbd30f4efafc140c8ed280d4e3f64a79e6ed7ce626
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SSDEEP
12288:h1OgLdaOzj7sQInQJjBInHL9yiJ1mjwfX+hk/7UtImPLOQsbXiazu29A6kEpHX:h1OYdaOv7DyWgc0sMXmPLOQwij2lBHX
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
bRQmwXOqUHAMNVo.exepid process 1288 bRQmwXOqUHAMNVo.exe -
Loads dropped DLL 1 IoCs
Processes:
a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.exepid process 1304 a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.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:
bRQmwXOqUHAMNVo.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\chocpnilkdehabakhmmdgpjphjkiecok\2.0\manifest.json bRQmwXOqUHAMNVo.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\chocpnilkdehabakhmmdgpjphjkiecok\2.0\manifest.json bRQmwXOqUHAMNVo.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\chocpnilkdehabakhmmdgpjphjkiecok\2.0\manifest.json bRQmwXOqUHAMNVo.exe -
Drops file in System32 directory 4 IoCs
Processes:
bRQmwXOqUHAMNVo.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy bRQmwXOqUHAMNVo.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini bRQmwXOqUHAMNVo.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol bRQmwXOqUHAMNVo.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI bRQmwXOqUHAMNVo.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
bRQmwXOqUHAMNVo.exepid process 1288 bRQmwXOqUHAMNVo.exe 1288 bRQmwXOqUHAMNVo.exe 1288 bRQmwXOqUHAMNVo.exe 1288 bRQmwXOqUHAMNVo.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.exedescription pid process target process PID 1304 wrote to memory of 1288 1304 a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.exe bRQmwXOqUHAMNVo.exe PID 1304 wrote to memory of 1288 1304 a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.exe bRQmwXOqUHAMNVo.exe PID 1304 wrote to memory of 1288 1304 a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.exe bRQmwXOqUHAMNVo.exe PID 1304 wrote to memory of 1288 1304 a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.exe bRQmwXOqUHAMNVo.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.exe"C:\Users\Admin\AppData\Local\Temp\a49b460eaed02f6bc3323e73a9cfaebf386652066cc98d94bb3c29ca387e5e7d.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Users\Admin\AppData\Local\Temp\7zS1CC5.tmp\bRQmwXOqUHAMNVo.exe.\bRQmwXOqUHAMNVo.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:1288
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zS1CC5.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS1CC5.tmp\[email protected]\chrome.manifest
Filesize35B
MD54dd8ab674631c53d71230c71945a52da
SHA168ae67e87115f0b2f0ddfe653cb9e75d8346b47b
SHA256223ee9b8e5e86cced2cf4ea864ff7c3530e6f664b66871f56a4ca04978e6718c
SHA512c4accd721084e32770ae9ea82a790389af3642a2d3c2e2e0c18264803a70470be4d1992471e69fa074f3b5338fe899a6fcfffaa9015d9c3af6e4304a94f40754
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C:\Users\Admin\AppData\Local\Temp\7zS1CC5.tmp\[email protected]\content\bg.js
Filesize8KB
MD55cb3996ddd22dcf83f1f4d1fee6eaea7
SHA1eb23702beaa55707792c3d3999e399456726a10f
SHA256d4b2fc6ace23082c117679cb2e78bcc0bf9b67e2cb28ec28be58e148dc5bda3c
SHA512aa98474819b871106a65ee5e12dc5b0035022dfc264d35b73026ae912aac8fbe0717ccd01bed6bfcbc6e2bc93fe4fb66ec238899b3e394b0a125600998c9d29a
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C:\Users\Admin\AppData\Local\Temp\7zS1CC5.tmp\[email protected]\install.rdf
Filesize591B
MD58742f9f738956f6d391a8c532cba9607
SHA18c64edf69e1bfed4176f93ab0894c98ddc5c6657
SHA25643cefe4ca626dc2f39e8a7f8a2c2727d9602361423438068d17625fc88bfbaee
SHA512ddc4ea5ee931556d84a8a8ccd712b85a6b1cdf2df0d9ea32c0917b119b4cca8c40147206d2f30bf721abcc5e4d7c9e465c1f4c975c078585e5209c72c641af0b
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Filesize
1KB
MD5f0afddb35b351c113685914552362004
SHA134d4a4b27947a0e361f736cb7f6859e36199d273
SHA2561c8c3af02c9baa4659f52a405e40e533a0590c61b7d9ea26e19fce87ef42a05f
SHA512ce7985e409c5752b67625d1b828ab1d59c7c4b2ca119b4faaf9ef29451039c8d0b52327acab70fffa6e488334d0d1017fa86b1cd89f5373794f5e196453566b7
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Filesize
769KB
MD5926d03f373e2f0d6ecf16e30c941ad60
SHA1b5caf80c04b62525774f66262ce6b1ebeaa19315
SHA256b14f3bb56383bbb14a4341fd60674a9fc62505a69413ec25b9ff8dade8c63847
SHA5126aa4ade944470239569b56f7556df747c92218051a540e4d86006510cdee374718c7facc0f6089b5027b08aa728fc98538799d65343aef608ed91a704105a4a0
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Filesize
6KB
MD5b3906a10cea32b2e18497b6220ed71b3
SHA13e914fc44ff65774939e66d1f25d8b0f535fbe10
SHA25625936b03a72acb3a88dcdd531d9eb035f89550341751530b479a8ee2a2d70a9b
SHA512f4095ff083e928045dfb8d7ecd00339c573b090e782b31577b9b57c4476390aec644f6756f93ee51c484fa2d5b2a10990804fc2553d50f343ec998419c722007
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Filesize
144B
MD54f8968467501166c4884a5ba481fbac4
SHA1f72e90b8512be04b2b88fa9e88d6eda20648311f
SHA256a19cf665a4fc32477dfaf743f61ad09ce89303a0f618baf78fe94e236e091064
SHA512903ef9b5213fc073215c17d14629ab7ffb7ed80571306b7fb97c159da9251652c1d866ecdba5c5147aff8400d16a33dd1f149a475a5176972f2f715d3de7b7e2
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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
769KB
MD5926d03f373e2f0d6ecf16e30c941ad60
SHA1b5caf80c04b62525774f66262ce6b1ebeaa19315
SHA256b14f3bb56383bbb14a4341fd60674a9fc62505a69413ec25b9ff8dade8c63847
SHA5126aa4ade944470239569b56f7556df747c92218051a540e4d86006510cdee374718c7facc0f6089b5027b08aa728fc98538799d65343aef608ed91a704105a4a0