Analysis
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max time kernel
42s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 19:30
Static task
static1
Behavioral task
behavioral1
Sample
c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.exe
Resource
win7-20220812-en
General
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Target
c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.exe
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Size
932KB
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MD5
8423e8e6ece40e4247cdd476f416f20c
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SHA1
2bcd869aaae189d13612c896051e36b5e60cc12e
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SHA256
c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b
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SHA512
3e15b6f0bffbc0ae23ea58eb99419b762da47ba98da0dd4f8e3e29175ccfeaa54d5bfcb9ba854c09da1f8cbb3809f34bb3c900555496ada1323027076c34b409
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SSDEEP
24576:h1OYdaOXCZ/iWCvu/2sWsJA/jlt+DHhsYO:h1OsdCpYO/dJJDHhsYO
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
4EsCdxsz1c7RHgq.exepid process 1952 4EsCdxsz1c7RHgq.exe -
Loads dropped DLL 1 IoCs
Processes:
c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.exepid process 1636 c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.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:
4EsCdxsz1c7RHgq.exedescription ioc process File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\fnbhglndohbeibmlofgjebiipjfjhboh\2.0\manifest.json 4EsCdxsz1c7RHgq.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\fnbhglndohbeibmlofgjebiipjfjhboh\2.0\manifest.json 4EsCdxsz1c7RHgq.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\fnbhglndohbeibmlofgjebiipjfjhboh\2.0\manifest.json 4EsCdxsz1c7RHgq.exe -
Drops file in System32 directory 4 IoCs
Processes:
4EsCdxsz1c7RHgq.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 4EsCdxsz1c7RHgq.exe File opened for modification C:\Windows\System32\GroupPolicy 4EsCdxsz1c7RHgq.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini 4EsCdxsz1c7RHgq.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 4EsCdxsz1c7RHgq.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
4EsCdxsz1c7RHgq.exepid process 1952 4EsCdxsz1c7RHgq.exe 1952 4EsCdxsz1c7RHgq.exe 1952 4EsCdxsz1c7RHgq.exe 1952 4EsCdxsz1c7RHgq.exe 1952 4EsCdxsz1c7RHgq.exe 1952 4EsCdxsz1c7RHgq.exe 1952 4EsCdxsz1c7RHgq.exe 1952 4EsCdxsz1c7RHgq.exe 1952 4EsCdxsz1c7RHgq.exe 1952 4EsCdxsz1c7RHgq.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
4EsCdxsz1c7RHgq.exedescription pid process Token: SeDebugPrivilege 1952 4EsCdxsz1c7RHgq.exe Token: SeDebugPrivilege 1952 4EsCdxsz1c7RHgq.exe Token: SeDebugPrivilege 1952 4EsCdxsz1c7RHgq.exe Token: SeDebugPrivilege 1952 4EsCdxsz1c7RHgq.exe Token: SeDebugPrivilege 1952 4EsCdxsz1c7RHgq.exe Token: SeDebugPrivilege 1952 4EsCdxsz1c7RHgq.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.exedescription pid process target process PID 1636 wrote to memory of 1952 1636 c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.exe 4EsCdxsz1c7RHgq.exe PID 1636 wrote to memory of 1952 1636 c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.exe 4EsCdxsz1c7RHgq.exe PID 1636 wrote to memory of 1952 1636 c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.exe 4EsCdxsz1c7RHgq.exe PID 1636 wrote to memory of 1952 1636 c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.exe 4EsCdxsz1c7RHgq.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.exe"C:\Users\Admin\AppData\Local\Temp\c63a8ab4d4305e3c14b2ab392c45c78ff854cb29af0b693d0601db9f2e37417b.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\4EsCdxsz1c7RHgq.exe.\4EsCdxsz1c7RHgq.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\7zSFE2E.tmp\3kK@4Q.net\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\3kK@4Q.net\chrome.manifestFilesize
35B
MD533ccc44dd17e78bffb45535e2262ca93
SHA15282a9dd223459572278653208682da02245ddf9
SHA256dbb670cc7061adfb7785db34dfd87fc221d81129e6f9000cd0c0af1b9efd0201
SHA512d615ef8bf2223e22d1d3da70884a78660efba0dc574873cd365d5d36d3857eb71c2272d4fc66440c3416c09a24bb0eb6655f2153130def75f003d8b8aa985d3b
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\3kK@4Q.net\content\bg.jsFilesize
9KB
MD59c2559b485e9c06e2c59802f98f05187
SHA158a43ff66717505d3357e4254ce186d4c7e51957
SHA25610436bf734c1fc6307f2535703fa39ebe534307dcea4f73e6e5ee643486d7121
SHA5122839827e44f2964ebad29c2529b58f3137239593eef65d885edaf050dfb4d85fe2dcb5bfc00ab147ab182a1c335ea9bb65221dcea37ec5d498dafd347b0f0e45
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\3kK@4Q.net\install.rdfFilesize
592B
MD52ed2aff463b436a0e6eee02a8cf97c20
SHA164fce64322b28ac78390a0ca97e4b090d2c583e7
SHA256fe3d5c6ed0b2e94150bd252bc552d26ff0dc8159e584e23bbfa2d8bce3bc2ca2
SHA51275fca91a35dd004499562d94db4c228d0b0e93650f5838eeb362c76654de25ce18bfcdc4c11c2b9398275b86212275df454558d35722840b4545ca6959183cde
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\4EsCdxsz1c7RHgq.datFilesize
1KB
MD5ffb9780e7d3d43a05a7489b24b7097c3
SHA1ba5e44528f0e7d275ea26625b545eba6630d731b
SHA256b5c88499d851df388ff7c0080e19d20d7002ce800584c2ed07f6fb038bc7984c
SHA51236096b664ff137a188e27390834a0d53afc2d45172034b5fca30a436ef5501d4104608ffd85c8b4e9b422ef93382b2e18cb3589e502882a3ea3cdb0577057eb2
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\4EsCdxsz1c7RHgq.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\fnbhglndohbeibmlofgjebiipjfjhboh\background.htmlFilesize
143B
MD51640e99eed31f18585fe8874a8090c92
SHA1fe1c3cb73cdeb09acec3115dc183fed6e7082e44
SHA2568ec1443b6c58fbfc7c8eaef612b5a6ee53e85883190a69b619fd72f4c07e24e4
SHA512d577b890469bed307f9364c048583bee638fd5a6391d5604b2283ff244ddef99ba85c43c7a9dfa4bd2edfebf2b2fea97390b8bc543d224597ef3be65303c208f
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\fnbhglndohbeibmlofgjebiipjfjhboh\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\fnbhglndohbeibmlofgjebiipjfjhboh\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\fnbhglndohbeibmlofgjebiipjfjhboh\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\fnbhglndohbeibmlofgjebiipjfjhboh\pNbKJI.jsFilesize
6KB
MD584f3dbaedd1ae027f9bcace4e4c70466
SHA11adb4e3b548820fa3a568f273099f7bccdf62a33
SHA25684a4dcb867ffd06198f3330233f49fb736103dc8d7cfcb0f4d88f51723843fbb
SHA51233db7f11321b4c7444a37c097c53075b909de0f721e7d172f087ac35a27923ee27a00650d6b0c5f23955df4706b2a76860a19ec1f3d61abf8d07ad4690dbbd69
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\Users\Admin\AppData\Local\Temp\7zSFE2E.tmp\4EsCdxsz1c7RHgq.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/1636-54-0x00000000762F1000-0x00000000762F3000-memory.dmpFilesize
8KB
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memory/1952-56-0x0000000000000000-mapping.dmp