Analysis
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max time kernel
38s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 01:51
Static task
static1
Behavioral task
behavioral1
Sample
4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe
Resource
win7-20221111-en
General
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Target
4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe
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Size
932KB
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MD5
aabc6b795c97f1a2668e058d9eee4621
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SHA1
883c1aa23c4dd5c45309b382955ec0d8de54f0bd
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SHA256
4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790
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SHA512
ef68d410224b862fecd03f778af2a766975eee9eae2ae39d64e3c2234d9b1363917bc7786b9e9e5e8188b813469f90463eb8646486bc10d90bf4619121b699a6
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SSDEEP
24576:h1OYdaOiCZ/iWCvu/2sWsJA/jlt+DHhs+:h1OswCpYO/dJJDHhs+
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
ty6WNcs53PWrfSN.exepid process 1984 ty6WNcs53PWrfSN.exe -
Loads dropped DLL 1 IoCs
Processes:
4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exepid process 1212 4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.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:
ty6WNcs53PWrfSN.exedescription ioc process File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\jflbecdjlickbjmdlgjmciggmaeddoge\2.0\manifest.json ty6WNcs53PWrfSN.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\jflbecdjlickbjmdlgjmciggmaeddoge\2.0\manifest.json ty6WNcs53PWrfSN.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\jflbecdjlickbjmdlgjmciggmaeddoge\2.0\manifest.json ty6WNcs53PWrfSN.exe -
Drops file in System32 directory 4 IoCs
Processes:
ty6WNcs53PWrfSN.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI ty6WNcs53PWrfSN.exe File opened for modification C:\Windows\System32\GroupPolicy ty6WNcs53PWrfSN.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini ty6WNcs53PWrfSN.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol ty6WNcs53PWrfSN.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
ty6WNcs53PWrfSN.exepid process 1984 ty6WNcs53PWrfSN.exe 1984 ty6WNcs53PWrfSN.exe 1984 ty6WNcs53PWrfSN.exe 1984 ty6WNcs53PWrfSN.exe 1984 ty6WNcs53PWrfSN.exe 1984 ty6WNcs53PWrfSN.exe 1984 ty6WNcs53PWrfSN.exe 1984 ty6WNcs53PWrfSN.exe 1984 ty6WNcs53PWrfSN.exe 1984 ty6WNcs53PWrfSN.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
ty6WNcs53PWrfSN.exedescription pid process Token: SeDebugPrivilege 1984 ty6WNcs53PWrfSN.exe Token: SeDebugPrivilege 1984 ty6WNcs53PWrfSN.exe Token: SeDebugPrivilege 1984 ty6WNcs53PWrfSN.exe Token: SeDebugPrivilege 1984 ty6WNcs53PWrfSN.exe Token: SeDebugPrivilege 1984 ty6WNcs53PWrfSN.exe Token: SeDebugPrivilege 1984 ty6WNcs53PWrfSN.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exedescription pid process target process PID 1212 wrote to memory of 1984 1212 4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe ty6WNcs53PWrfSN.exe PID 1212 wrote to memory of 1984 1212 4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe ty6WNcs53PWrfSN.exe PID 1212 wrote to memory of 1984 1212 4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe ty6WNcs53PWrfSN.exe PID 1212 wrote to memory of 1984 1212 4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe ty6WNcs53PWrfSN.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe"C:\Users\Admin\AppData\Local\Temp\4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\ty6WNcs53PWrfSN.exe.\ty6WNcs53PWrfSN.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
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\[email protected]\chrome.manifestFilesize
35B
MD5106e238ab4a26ef2ad78e98285cdca07
SHA1af044b4d28814e9e9ec8f67f743e8104170508b3
SHA256c0c6d35650eeb0e7d5124e11008a33f9ab13586fb74296a3de6cc3e53e80b6ea
SHA512b41d83fa5223c06d00f895628a8e543b45a537add8c33cc02be3c4363cd7c0e3cb6f1b5a820cab13de35e60dd4bea88a72c6f6a5b4aafda289796c64d0babb71
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\[email protected]\content\bg.jsFilesize
9KB
MD58bd54dc4b9eb78f7e57cfe87e2b1516a
SHA1ebb9e164beea16730523eedeb8c1e152eabd0070
SHA2566025eb68852bcf1457b1fb9ea05d14c69fb003e626408a59889513d7f3ae2281
SHA512b70ebf13b07f591c6c6a713b50ce8e948c1ccca2ef17be5ae4d6fd562bb1b83867ca31df48a7f9f1e9bcf35844fc61db6b9ae86bbcac496edf623fc2dea6ace4
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\[email protected]\install.rdfFilesize
594B
MD59212ded4b56d1f74a5acea212bfd150e
SHA18fecd38580149d8d2b96a1443fc60a346690c7b3
SHA25689ec9b310060cdfd3939bc6cec1a45663a84622196f32e596346378066b29f1c
SHA5125bbf9dec720eb537d84bd46a2d3cb92795775bf9104fee904e26fc909ac41cef77b5b9f4cc8e84c214c637d280e10a8d0cab0bc0bfc18f6235eadc28c61244c7
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\jflbecdjlickbjmdlgjmciggmaeddoge\background.htmlFilesize
139B
MD5b82b5bd4341b5257441a95b4aa3515ce
SHA1210e8541cc08df39c6accbddcdae79a129ee9180
SHA256e70260b9c7180f29cdfa1d4cdf9c9a8c87ce9bc02b0b7acacf03d3b2cbb7a16f
SHA5122e1a636cdd3c8b030646e2f11026033fe71b29cf02deddf5c6df4dc9f9ae7c2f0da4174442a1e535c14e13d8e633f2c3dab7b58d03dc0cabac3d6cb8b15912db
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\jflbecdjlickbjmdlgjmciggmaeddoge\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\jflbecdjlickbjmdlgjmciggmaeddoge\dX.jsFilesize
6KB
MD5871e683bc3a20736775744da1d3f834d
SHA1629a33a0322827ef5854f9316d52aa0122565127
SHA2562d8c5162f47e2cebe8f2c95278ef66657fa9f2fc2810e627d1539f38485fad4b
SHA5124c3ec5b33eb03612456ce4c87f611b526bdda378e2bf7df08d0c5404a2820612918911899040ccbafa34e03a7745b29ef5b5a13d8ff38b6aeb69905312d4e3b9
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\jflbecdjlickbjmdlgjmciggmaeddoge\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\jflbecdjlickbjmdlgjmciggmaeddoge\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\ty6WNcs53PWrfSN.datFilesize
1KB
MD531a19eebaf1ce53444d2786574e2b479
SHA15a63ea970ea0dfc474f5d41825aa3389162de6c7
SHA25606cbd3b386c54c833fc8e541ab6ebe0f8c2e6703220f789c6045d88ef6f563f2
SHA512542877b9c28a9892178585bbe7e26521fc0946cc14061ec7643efdb8f66c14f78fb6e8d914e2a1919559795a72900d93e81978d43bc8ad40bd35f5bfe0fd6dff
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C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\ty6WNcs53PWrfSN.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\ty6WNcs53PWrfSN.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/1212-54-0x00000000767B1000-0x00000000767B3000-memory.dmpFilesize
8KB
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memory/1984-56-0x0000000000000000-mapping.dmp