Analysis
-
max time kernel
96s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
09-09-2024 14:03
Static task
static1
Behavioral task
behavioral1
Sample
9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe
Resource
win11-20240802-en
General
-
Target
9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe
-
Size
293KB
-
MD5
b525b80d2056db699ed31d53b5955588
-
SHA1
6255e3315403e648658c4aa58296c4c63a998bc1
-
SHA256
9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4
-
SHA512
b174315e9f6f7ce26c8285aaa0a5ca3f2b3ae4545dfdd6cb6eff3a581ad811b502e6cb4249dcd270ba6bb8deaf31d3f656242332d4eb59a48075b23a03e16ff7
-
SSDEEP
6144:zrOMp+74wxjRj1EOeIG9hilRRAroUuZULldYKq9HEO:+T0Aj1z74iMrorKqJEO
Malware Config
Extracted
vidar
https://t.me/fneogr
https://t.me/edm0d
https://steamcommunity.com/profiles/76561199768374681
-
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Extracted
lumma
https://charistmatwio.shop/api
https://preachstrwnwjw.shop/api
https://complainnykso.shop/api
https://basedsymsotp.shop/api
https://grassemenwji.shop/api
https://ignoracndwko.shop/api
https://stitchmiscpaew.shop/api
https://commisionipwn.shop/api
https://tenntysjuxmz.shop/api
Signatures
-
Detect Vidar Stealer 17 IoCs
resource yara_rule behavioral1/memory/3340-3-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-8-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-6-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-12-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-13-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-31-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-32-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-48-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-49-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-79-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-86-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-87-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/3340-88-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1240-142-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1240-143-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1240-159-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1240-160-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
-
Downloads MZ/PE file
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Executes dropped EXE 2 IoCs
pid Process 1896 ECAFHDBGHJ.exe 4788 ECAFHDBGHJ.exe -
Loads dropped DLL 2 IoCs
pid Process 3340 RegAsm.exe 3340 RegAsm.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1712 set thread context of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 1896 set thread context of 4856 1896 ECAFHDBGHJ.exe 101 PID 4788 set thread context of 1240 4788 ECAFHDBGHJ.exe 105 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ECAFHDBGHJ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ECAFHDBGHJ.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegAsm.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegAsm.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 964 timeout.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 3340 RegAsm.exe 3340 RegAsm.exe 3340 RegAsm.exe 3340 RegAsm.exe 3340 RegAsm.exe 3340 RegAsm.exe 3340 RegAsm.exe 3340 RegAsm.exe 1240 RegAsm.exe 1240 RegAsm.exe 1240 RegAsm.exe 1240 RegAsm.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 1712 wrote to memory of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 1712 wrote to memory of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 1712 wrote to memory of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 1712 wrote to memory of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 1712 wrote to memory of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 1712 wrote to memory of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 1712 wrote to memory of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 1712 wrote to memory of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 1712 wrote to memory of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 1712 wrote to memory of 3340 1712 9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe 86 PID 3340 wrote to memory of 1896 3340 RegAsm.exe 98 PID 3340 wrote to memory of 1896 3340 RegAsm.exe 98 PID 3340 wrote to memory of 1896 3340 RegAsm.exe 98 PID 1896 wrote to memory of 4856 1896 ECAFHDBGHJ.exe 101 PID 1896 wrote to memory of 4856 1896 ECAFHDBGHJ.exe 101 PID 1896 wrote to memory of 4856 1896 ECAFHDBGHJ.exe 101 PID 1896 wrote to memory of 4856 1896 ECAFHDBGHJ.exe 101 PID 1896 wrote to memory of 4856 1896 ECAFHDBGHJ.exe 101 PID 1896 wrote to memory of 4856 1896 ECAFHDBGHJ.exe 101 PID 1896 wrote to memory of 4856 1896 ECAFHDBGHJ.exe 101 PID 1896 wrote to memory of 4856 1896 ECAFHDBGHJ.exe 101 PID 1896 wrote to memory of 4856 1896 ECAFHDBGHJ.exe 101 PID 3340 wrote to memory of 4788 3340 RegAsm.exe 102 PID 3340 wrote to memory of 4788 3340 RegAsm.exe 102 PID 3340 wrote to memory of 4788 3340 RegAsm.exe 102 PID 4788 wrote to memory of 708 4788 ECAFHDBGHJ.exe 104 PID 4788 wrote to memory of 708 4788 ECAFHDBGHJ.exe 104 PID 4788 wrote to memory of 708 4788 ECAFHDBGHJ.exe 104 PID 4788 wrote to memory of 1240 4788 ECAFHDBGHJ.exe 105 PID 4788 wrote to memory of 1240 4788 ECAFHDBGHJ.exe 105 PID 4788 wrote to memory of 1240 4788 ECAFHDBGHJ.exe 105 PID 4788 wrote to memory of 1240 4788 ECAFHDBGHJ.exe 105 PID 4788 wrote to memory of 1240 4788 ECAFHDBGHJ.exe 105 PID 4788 wrote to memory of 1240 4788 ECAFHDBGHJ.exe 105 PID 4788 wrote to memory of 1240 4788 ECAFHDBGHJ.exe 105 PID 4788 wrote to memory of 1240 4788 ECAFHDBGHJ.exe 105 PID 4788 wrote to memory of 1240 4788 ECAFHDBGHJ.exe 105 PID 4788 wrote to memory of 1240 4788 ECAFHDBGHJ.exe 105 PID 3340 wrote to memory of 4564 3340 RegAsm.exe 106 PID 3340 wrote to memory of 4564 3340 RegAsm.exe 106 PID 3340 wrote to memory of 4564 3340 RegAsm.exe 106 PID 4564 wrote to memory of 964 4564 cmd.exe 108 PID 4564 wrote to memory of 964 4564 cmd.exe 108 PID 4564 wrote to memory of 964 4564 cmd.exe 108
Processes
-
C:\Users\Admin\AppData\Local\Temp\9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe"C:\Users\Admin\AppData\Local\Temp\9c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Checks computer location settings
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3340 -
C:\ProgramData\ECAFHDBGHJ.exe"C:\ProgramData\ECAFHDBGHJ.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1896 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵
- System Location Discovery: System Language Discovery
PID:4856
-
-
-
C:\ProgramData\ECAFHDBGHJ.exe"C:\ProgramData\ECAFHDBGHJ.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4788 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:708
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1240
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\HJDAKFBFBFBA" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4564 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:964
-
-
-
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
4Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
160KB
MD5f310cf1ff562ae14449e0167a3e1fe46
SHA185c58afa9049467031c6c2b17f5c12ca73bb2788
SHA256e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855
SHA5121196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad
-
Filesize
293KB
MD5b525b80d2056db699ed31d53b5955588
SHA16255e3315403e648658c4aa58296c4c63a998bc1
SHA2569c1173238ad24a2c0f1b36e424a3e9f94c41ab757c8897e4b57b9212fb8d4fd4
SHA512b174315e9f6f7ce26c8285aaa0a5ca3f2b3ae4545dfdd6cb6eff3a581ad811b502e6cb4249dcd270ba6bb8deaf31d3f656242332d4eb59a48075b23a03e16ff7
-
Filesize
331KB
MD5a262d309528b0bbf3f0865d55d86dc2e
SHA177b5788a950f19bcb6e0c653f8e31a664b618820
SHA256f8861ee76ab52271e7fe9e9b9d15d3a042d9aab97dfd078f213564c7094d3f3b
SHA512e89d4954365d43f9d177cc14a348ecdbcbe049739d14f1be372287dd14002ac715761f575c456b528f190fea2d2ab83521f6bfd814763365139f66ee7153540e
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
-
Filesize
226B
MD5916851e072fbabc4796d8916c5131092
SHA1d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA2567e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
SHA51207ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521
-
Filesize
2.3MB
MD590e744829865d57082a7f452edc90de5
SHA1833b178775f39675fa4e55eab1032353514e1052
SHA256036a57102385d7f0d7b2deacf932c1c372ae30d924365b7a88f8a26657dd7550
SHA5120a2d112ff7cb806a74f5ec17fe097d28107bb497d6ed5ad28ea47e6795434ba903cdb49aaf97a9a99c08cd0411f1969cad93031246dc107c26606a898e570323