Analysis
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max time kernel
20s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
07-06-2024 01:43
Static task
static1
Behavioral task
behavioral1
Sample
d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe
Resource
win7-20240220-en
General
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Target
d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe
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Size
1.8MB
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MD5
60d46827d5cf8c9dda4f8b83e32f8d65
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SHA1
66f7d7e9956cd971decd25ff2e7318600050d5b2
-
SHA256
d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d
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SHA512
353adb486416c6767450c704a3f0256657dd29b532e116b5cbf2255be12718ac24d322056d86156b14069fbfd589d4cc2aa59438d1dcc4df08a50f42d2973999
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SSDEEP
24576:W7YfUB7F1931tbQYaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtbQYa8aesY3Ot4N7G/
Malware Config
Extracted
stealc
Extracted
vidar
https://t.me/ta904ek
https://steamcommunity.com/profiles/76561199695752269
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0
Signatures
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Detect Vidar Stealer 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2944-22-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral1/memory/2944-17-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral1/memory/2944-15-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral1/memory/2944-171-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral1/memory/2944-192-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral1/memory/2944-193-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral1/memory/2944-230-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 behavioral1/memory/2944-251-0x0000000000400000-0x0000000000649000-memory.dmp family_vidar_v7 -
Executes dropped EXE 1 IoCs
Processes:
kat3736.tmppid process 2944 kat3736.tmp -
Loads dropped DLL 2 IoCs
Processes:
d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exepid process 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exedescription pid process target process PID 1700 set thread context of 2944 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe kat3736.tmp -
Processes:
kat3736.tmpdescription ioc process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 kat3736.tmp Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 kat3736.tmp Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 kat3736.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exedescription pid process target process PID 1700 wrote to memory of 2944 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe kat3736.tmp PID 1700 wrote to memory of 2944 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe kat3736.tmp PID 1700 wrote to memory of 2944 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe kat3736.tmp PID 1700 wrote to memory of 2944 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe kat3736.tmp PID 1700 wrote to memory of 2944 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe kat3736.tmp PID 1700 wrote to memory of 2944 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe kat3736.tmp PID 1700 wrote to memory of 2944 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe kat3736.tmp PID 1700 wrote to memory of 2944 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe kat3736.tmp PID 1700 wrote to memory of 2944 1700 d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe kat3736.tmp
Processes
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C:\Users\Admin\AppData\Local\Temp\d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe"C:\Users\Admin\AppData\Local\Temp\d13a9c092aa960e7886b92a348bd9d1ad74fbfbc9dbd298e9340c2a7bfc5cc1d.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Users\Admin\AppData\Local\Temp\kat3736.tmpC:\Users\Admin\AppData\Local\Temp\kat3736.tmp2⤵
- Executes dropped EXE
- Modifies system certificate store
PID:2944
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5038c12614ad4541b7f07896f705fba9f
SHA12046e9cf1ff08dba039ca4df605d89415fcd6930
SHA2566eb7fe1e80f67a5c523feff19b9d0413b50e29227f1b83950b0891a721b0a859
SHA51256479cabd10fb980ee17b51bd497dceb6694867f089f9d7185324febfc1520d991742a0f08447f79495f8ac51106982c24799152e4c2cff23e3e5380a883f88e
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
512KB
MD5b72c302f94af349153c8a3bf55c228ae
SHA1ee2cf2bd11f2e965e90fddf5f94faa74d209468b
SHA25640cf30efe0ffc8875997d5819e2c501046f0a14ba68201fea9250a4d2b514581
SHA512ef7a1aa5fb9c04f1e1b403aa657ec84946eb3fa5c136f5c8670e41d375395b794e1a1b4beeaf7c65ae61aa8fcad386bd71aed3e1c3ff6533cf49fb929ae4a607
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Filesize
448KB
MD5d7d3e9e68f500a5362ef855382d5934b
SHA1740495877cbcda9c61c8eb1ce3cb0c0f20738a81
SHA2568cdc50bc308edd6d0f70d7c8203f0ef469daaa62ae801a00c93e6b9160fef772
SHA512512f5d5764050274d5beb6c966c787eb50a9850ec4c4886cda14f3a912dc627d29d2cac5db7f825500041a47ce65ecc4e8f728dc934c748f6575ae17d4c2cf89