Analysis
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max time kernel
141s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 19:36
Static task
static1
Behavioral task
behavioral1
Sample
c457edbca9c250575250a2c0653636d781e235843ecaf67d9c7049e0376cf2cb.exe
Resource
win7-20220812-en
General
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Target
c457edbca9c250575250a2c0653636d781e235843ecaf67d9c7049e0376cf2cb.exe
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Size
926KB
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MD5
8ea5b7e6f3e4fefd30223c56b1ce35e2
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SHA1
a58de7c3f3639611b5393135fce9085c6c8b9f57
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SHA256
c457edbca9c250575250a2c0653636d781e235843ecaf67d9c7049e0376cf2cb
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SHA512
908e9b14bdb26f1eea526aade1986c8610001efc84cf20fc39793dfa3254e63e8b3cabcdfa38fe825637136a8514279bb0daea66fa3595b1a273ae7d707e156d
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SSDEEP
24576:h1OYdaOmnQju5vMu6qN2FctIOBYXZBai3GBlgpKLe/7rI:h1OsUQjO6HHzayGBe/7rI
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
Yz5HnUKW2y2FmMc.exepid process 4912 Yz5HnUKW2y2FmMc.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 5 IoCs
Processes:
Yz5HnUKW2y2FmMc.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ogljhocnejdjhfbkgblkfkkhkonmgcbh\2.0\manifest.json Yz5HnUKW2y2FmMc.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ogljhocnejdjhfbkgblkfkkhkonmgcbh\2.0\manifest.json Yz5HnUKW2y2FmMc.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\ogljhocnejdjhfbkgblkfkkhkonmgcbh\2.0\manifest.json Yz5HnUKW2y2FmMc.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ogljhocnejdjhfbkgblkfkkhkonmgcbh\2.0\manifest.json Yz5HnUKW2y2FmMc.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\ogljhocnejdjhfbkgblkfkkhkonmgcbh\2.0\manifest.json Yz5HnUKW2y2FmMc.exe -
Drops file in System32 directory 4 IoCs
Processes:
Yz5HnUKW2y2FmMc.exedescription ioc process File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini Yz5HnUKW2y2FmMc.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol Yz5HnUKW2y2FmMc.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI Yz5HnUKW2y2FmMc.exe File opened for modification C:\Windows\System32\GroupPolicy Yz5HnUKW2y2FmMc.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
Yz5HnUKW2y2FmMc.exepid process 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe 4912 Yz5HnUKW2y2FmMc.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
Yz5HnUKW2y2FmMc.exedescription pid process Token: SeDebugPrivilege 4912 Yz5HnUKW2y2FmMc.exe Token: SeDebugPrivilege 4912 Yz5HnUKW2y2FmMc.exe Token: SeDebugPrivilege 4912 Yz5HnUKW2y2FmMc.exe Token: SeDebugPrivilege 4912 Yz5HnUKW2y2FmMc.exe Token: SeDebugPrivilege 4912 Yz5HnUKW2y2FmMc.exe Token: SeDebugPrivilege 4912 Yz5HnUKW2y2FmMc.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
c457edbca9c250575250a2c0653636d781e235843ecaf67d9c7049e0376cf2cb.exedescription pid process target process PID 4972 wrote to memory of 4912 4972 c457edbca9c250575250a2c0653636d781e235843ecaf67d9c7049e0376cf2cb.exe Yz5HnUKW2y2FmMc.exe PID 4972 wrote to memory of 4912 4972 c457edbca9c250575250a2c0653636d781e235843ecaf67d9c7049e0376cf2cb.exe Yz5HnUKW2y2FmMc.exe PID 4972 wrote to memory of 4912 4972 c457edbca9c250575250a2c0653636d781e235843ecaf67d9c7049e0376cf2cb.exe Yz5HnUKW2y2FmMc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c457edbca9c250575250a2c0653636d781e235843ecaf67d9c7049e0376cf2cb.exe"C:\Users\Admin\AppData\Local\Temp\c457edbca9c250575250a2c0653636d781e235843ecaf67d9c7049e0376cf2cb.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\Yz5HnUKW2y2FmMc.exe.\Yz5HnUKW2y2FmMc.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\Yz5HnUKW2y2FmMc.datFilesize
1KB
MD53ddea856513a989d62ddafa43786e3a5
SHA1c329c7ffee48efabf3c17c980374eeeba477351f
SHA25695a1e10cad869f18ac3d86d0257ce7797a1178fcce9073c8f0770c57512ed678
SHA51252506388ef81c8f43c19fadae0beb79239b859130dbc1308a5e10db34dafd6cf071bb2559f69e0b55e63d640fa325eecf732c3d99f2f47e4d32586d05f694454
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\Yz5HnUKW2y2FmMc.exeFilesize
768KB
MD509e156c94b649920c0c6efa8508ada9a
SHA18ba966f84a07648613468b06a11d17f2650e8af0
SHA2562584e4b5077edba37c8e6f97ccdc2e582136ae0144212b37eb97cd4d8685059a
SHA5121a1d2ff05d413ec1c18735dcb06775f0e652fc778f0ce31a9bdc8e567beb32253df635ee2e9b3bdc430c49f0f5ca6128e44cbd88b2cb712a6712c8327f209375
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\Yz5HnUKW2y2FmMc.exeFilesize
768KB
MD509e156c94b649920c0c6efa8508ada9a
SHA18ba966f84a07648613468b06a11d17f2650e8af0
SHA2562584e4b5077edba37c8e6f97ccdc2e582136ae0144212b37eb97cd4d8685059a
SHA5121a1d2ff05d413ec1c18735dcb06775f0e652fc778f0ce31a9bdc8e567beb32253df635ee2e9b3bdc430c49f0f5ca6128e44cbd88b2cb712a6712c8327f209375
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\[email protected]\chrome.manifestFilesize
35B
MD583ad552d8efb11d6a9cf43bb6c1e7ca5
SHA19c7e3d08b1879caa25c6821cd99ca4ceff2c6ee7
SHA256f26f978b0933dab1a8e560119076b68a9cd027c3bbe4bc969087a4788a840654
SHA5122ff10f4e2f9cc58775f75305e2ff0a2322d91dec7670e1833b3ca784e5f01d7331c911dfed77eec08119ce0e0e5b49ca7312bdbe76e6a185d254a4b7927ea1fe
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\[email protected]\content\bg.jsFilesize
8KB
MD54e48a68b30c51c4767a79bc86d92434e
SHA137d315b12b457df75781405da4d04228a6855d52
SHA256e2605e1dcfa1d26f96825100f80d61565d68154f88a93634f3edc4ab649fdc7b
SHA512e038982c92906b7e53da7d88c9b82d3a2a89c936c1a09ada28336d3cedd2cae4c9a0f0e1cf428c6cec4c325b00d825ac4367df002512d274131dc3d97cfa52d4
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\[email protected]\install.rdfFilesize
592B
MD57bd080ddb721545b62477e814718a611
SHA1f6cb174e79a401586bf6193c8ef0b9a39cd2b31b
SHA2560a3f133c940edc4eba046b5846942191a9bd4f856cf74b58134480d151175e63
SHA51204339bf0a8e2c2993e0c1fdc2e9296dc39c7d8237b484764bb09c18b3cfb193c1ed33a7bb2ea0863d88906294a7902182c8ab1e1d146d770773c4d52e619291f
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\ogljhocnejdjhfbkgblkfkkhkonmgcbh\background.htmlFilesize
144B
MD53ebd605fed4dd95a6a29c9c579cd7dff
SHA1dc66bd276e38a2e377cafac2e6cbf5ae880e9317
SHA256471ae64f1b21ad08d06b13c90d79189b65af1fc8c34e785074f865a1dc372e48
SHA512a5fa414149832fb064174245017798c431f322452c8a3cfd26d7e50ac2548094c903074d1acdec84d61043ebf74fe8697721a2b565a0bcfd10a6e89a52186c29
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\ogljhocnejdjhfbkgblkfkkhkonmgcbh\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\ogljhocnejdjhfbkgblkfkkhkonmgcbh\jtHibdS.jsFilesize
6KB
MD50cca3cb971e615ac05d4fd235265ebd8
SHA1b8ce46190f20cb28841c90774ddd4951fe0545e4
SHA256cf68534e57d3e123f25a0a87f2f5759a798d796c355d5677be0263ee182dd456
SHA512d487c9cef20ea5d7f169cdc6cab14944f76b6163ddd748e68166b75d4abe4b8503fa6d361349e332c4a2382c9feca9097171bd98e4f0edfa44244ae95311c28a
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\ogljhocnejdjhfbkgblkfkkhkonmgcbh\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zSF0FC.tmp\ogljhocnejdjhfbkgblkfkkhkonmgcbh\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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memory/4912-132-0x0000000000000000-mapping.dmp