Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
01-07-2024 02:10
Static task
static1
Behavioral task
behavioral1
Sample
07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe
Resource
win7-20240220-en
General
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Target
07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe
-
Size
2.2MB
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MD5
6a605bfcf8816ab1a6e21238fcb55747
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SHA1
3e3a35e578c8a3faf88abe8fd7791ecc4bca538d
-
SHA256
07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f
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SHA512
a6f7c16fe752905dd9305ba7e46b0cc5de054f1dafd8ba836f61a50781f5f089bcf2e49961fa886de4efc2c6c972313bfd2770558131c360bcb8b2823ea1db0a
-
SSDEEP
49152:qpjNvr9ySAOmw4dHHO+SASagXkJr4MDkUwm:qpjNp7p4dHH8n5A
Malware Config
Extracted
vidar
https://t.me/g067n
https://steamcommunity.com/profiles/76561199707802586
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0
Signatures
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Detect Vidar Stealer 14 IoCs
Processes:
resource yara_rule behavioral1/memory/2856-2-0x00000000032B0000-0x00000000033C0000-memory.dmp family_vidar_v7 behavioral1/memory/1840-15-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-23-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-24-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-17-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-19-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-172-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-193-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-226-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-247-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-375-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-440-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-461-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/1840-504-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
kat1610.tmppid process 1840 kat1610.tmp -
Loads dropped DLL 2 IoCs
Processes:
07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exepid process 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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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Suspicious use of SetThreadContext 1 IoCs
Processes:
07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exedescription pid process target process PID 2856 set thread context of 1840 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe kat1610.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
kat1610.tmpdescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 kat1610.tmp Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString kat1610.tmp -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1844 timeout.exe -
Processes:
kat1610.tmpdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 kat1610.tmp Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 kat1610.tmp Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 kat1610.tmp -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
kat1610.tmppid process 1840 kat1610.tmp 1840 kat1610.tmp 1840 kat1610.tmp 1840 kat1610.tmp -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exekat1610.tmpcmd.exedescription pid process target process PID 2856 wrote to memory of 1840 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe kat1610.tmp PID 2856 wrote to memory of 1840 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe kat1610.tmp PID 2856 wrote to memory of 1840 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe kat1610.tmp PID 2856 wrote to memory of 1840 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe kat1610.tmp PID 2856 wrote to memory of 1840 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe kat1610.tmp PID 2856 wrote to memory of 1840 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe kat1610.tmp PID 2856 wrote to memory of 1840 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe kat1610.tmp PID 2856 wrote to memory of 1840 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe kat1610.tmp PID 2856 wrote to memory of 1840 2856 07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe kat1610.tmp PID 1840 wrote to memory of 2864 1840 kat1610.tmp cmd.exe PID 1840 wrote to memory of 2864 1840 kat1610.tmp cmd.exe PID 1840 wrote to memory of 2864 1840 kat1610.tmp cmd.exe PID 1840 wrote to memory of 2864 1840 kat1610.tmp cmd.exe PID 2864 wrote to memory of 1844 2864 cmd.exe timeout.exe PID 2864 wrote to memory of 1844 2864 cmd.exe timeout.exe PID 2864 wrote to memory of 1844 2864 cmd.exe timeout.exe PID 2864 wrote to memory of 1844 2864 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe"C:\Users\Admin\AppData\Local\Temp\07be352dde09851de71ce7c763537e2b5c567e52fd161304cbaa54895dcd5c8f.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\kat1610.tmpC:\Users\Admin\AppData\Local\Temp\kat1610.tmp2⤵
- Executes dropped EXE
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat1610.tmp" & rd /s /q "C:\ProgramData\CGIDGCGIEGDG" & exit3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015Filesize
342B
MD5b2147d94d8d37ce0bfd76bf6543a8618
SHA130355c069e2effa503ef915ef4b7b88c7dd310ba
SHA256cc4524a4149480601c1fe6e3d7a8c7b38e5c740852f51e7d9211d2c9d61bfb56
SHA51247ac684720e9762395e58864b435bafc393c2bb358f6394223c0c80c305d8f9759e0b6bf7a441862d640c88a8236f508f78b31818550ed48f5f4027eeca76f93
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C:\Users\Admin\AppData\Local\Temp\Tar24A7.tmpFilesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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\Users\Admin\AppData\Local\Temp\kat1610.tmpFilesize
861KB
MD566064dbdb70a5eb15ebf3bf65aba254b
SHA10284fd320f99f62aca800fb1251eff4c31ec4ed7
SHA2566a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795
SHA512b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f
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memory/1840-23-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-11-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-504-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-24-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-17-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-13-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-461-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-19-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-9-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-15-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-440-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-172-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-193-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-215-0x0000000027510000-0x000000002776F000-memory.dmpFilesize
2.4MB
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memory/1840-226-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-247-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/1840-375-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/2856-2-0x00000000032B0000-0x00000000033C0000-memory.dmpFilesize
1.1MB
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memory/2856-21-0x0000000000400000-0x0000000000635000-memory.dmpFilesize
2.2MB
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memory/2856-0-0x0000000000220000-0x0000000000221000-memory.dmpFilesize
4KB