Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system - submitted
16/07/2024, 17:42
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240705-en
14 signatures
150 seconds
General
- Target file.exe
- Size 3.7MB
- Sample240716-v9zz7starp
- SHA256 925d25b27a4a6cdfb2616b3cb64e258aaa63d7e8b19517a437cb5b5a2efd247a
- MD5 82a3c776eae4f6a5d3a81700234805c4
- SHA1 585e8db74b2fe63afd8ef04f41558bbf9cdc9f66
- SHA512 74aed6d5a071fc6e60fc43a5cca250b12db0079ba09a0d8b20abadd2e6cedf20e873bb2f84867938b3667cb343386b6a96e650dc2d44c38b0a7fb0284dc9295b
- SSDEEP 49152:VRlBV3w2x9noVV6kWZdkRP5568RxM91Qu110cEn+dNtDX2D3GUlFtk:5BV3At06fu11Nny6sK
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
vidar
C2
-
https://steamcommunity.com/profiles/76561199735694209
-
https://t.me/puffclou
Attributes
-
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.1) Gecko/20100101 Firefox/128.1
Extracted
Family
-
lumma
C2
-
https://contemplateodszsv.shop/api
Signatures
- Detect Vidar Stealer 8 IoCs
resource yara_rule behavioral2/memory/2420-68-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/2420-66-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/2420-72-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/2420-79-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/2892-159-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/2420-160-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/2420-175-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/2892-212-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 - Downloads MZ/PE file
- Executes dropped EXE 2 IoCs
pid Process 4216 JEGDGIIJJE.exe 1332 JKEHIIJJEC.exe - Loads dropped DLL 2 IoCs
pid Process 2420 MSBuild.exe 2420 MSBuild.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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 4636 set thread context of 2420 4636 file.exe 87 PID 4216 set thread context of 2892 4216 JEGDGIIJJE.exe 93 PID 1332 set thread context of 1448 1332 JKEHIIJJEC.exe 95 - Program crash 2 IoCs
pid pid_target Process procid_target 1208 1448 WerFault.exe 95 624 1448 WerFault.exe 95 - Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegAsm.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MSBuild.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MSBuild.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe - Delays execution with timeout.exe 1 IoCs
pid Process 1740 timeout.exe - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4636 file.exe 4636 file.exe 2420 MSBuild.exe 2420 MSBuild.exe 2420 MSBuild.exe 2420 MSBuild.exe 2420 MSBuild.exe 2420 MSBuild.exe 2420 MSBuild.exe 2420 MSBuild.exe 2892 RegAsm.exe 2892 RegAsm.exe 2892 RegAsm.exe 2892 RegAsm.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4636 file.exe - Suspicious use of WriteProcessMemory 48 IoCs
description pid Process procid_target PID 4636 wrote to memory of 8 4636 file.exe 86 PID 4636 wrote to memory of 8 4636 file.exe 86 PID 4636 wrote to memory of 8 4636 file.exe 86 PID 4636 wrote to memory of 2420 4636 file.exe 87 PID 4636 wrote to memory of 2420 4636 file.exe 87 PID 4636 wrote to memory of 2420 4636 file.exe 87 PID 4636 wrote to memory of 2420 4636 file.exe 87 PID 4636 wrote to memory of 2420 4636 file.exe 87 PID 4636 wrote to memory of 2420 4636 file.exe 87 PID 4636 wrote to memory of 2420 4636 file.exe 87 PID 4636 wrote to memory of 2420 4636 file.exe 87 PID 4636 wrote to memory of 2420 4636 file.exe 87 PID 2420 wrote to memory of 4216 2420 MSBuild.exe 89 PID 2420 wrote to memory of 4216 2420 MSBuild.exe 89 PID 2420 wrote to memory of 4216 2420 MSBuild.exe 89 PID 4216 wrote to memory of 3496 4216 JEGDGIIJJE.exe 91 PID 4216 wrote to memory of 3496 4216 JEGDGIIJJE.exe 91 PID 4216 wrote to memory of 3496 4216 JEGDGIIJJE.exe 91 PID 4216 wrote to memory of 1428 4216 JEGDGIIJJE.exe 92 PID 4216 wrote to memory of 1428 4216 JEGDGIIJJE.exe 92 PID 4216 wrote to memory of 1428 4216 JEGDGIIJJE.exe 92 PID 4216 wrote to memory of 2892 4216 JEGDGIIJJE.exe 93 PID 4216 wrote to memory of 2892 4216 JEGDGIIJJE.exe 93 PID 4216 wrote to memory of 2892 4216 JEGDGIIJJE.exe 93 PID 4216 wrote to memory of 2892 4216 JEGDGIIJJE.exe 93 PID 4216 wrote to memory of 2892 4216 JEGDGIIJJE.exe 93 PID 4216 wrote to memory of 2892 4216 JEGDGIIJJE.exe 93 PID 4216 wrote to memory of 2892 4216 JEGDGIIJJE.exe 93 PID 4216 wrote to memory of 2892 4216 JEGDGIIJJE.exe 93 PID 4216 wrote to memory of 2892 4216 JEGDGIIJJE.exe 93 PID 2420 wrote to memory of 1332 2420 MSBuild.exe 94 PID 2420 wrote to memory of 1332 2420 MSBuild.exe 94 PID 2420 wrote to memory of 1332 2420 MSBuild.exe 94 PID 1332 wrote to memory of 1448 1332 JKEHIIJJEC.exe 95 PID 1332 wrote to memory of 1448 1332 JKEHIIJJEC.exe 95 PID 1332 wrote to memory of 1448 1332 JKEHIIJJEC.exe 95 PID 1332 wrote to memory of 1448 1332 JKEHIIJJEC.exe 95 PID 1332 wrote to memory of 1448 1332 JKEHIIJJEC.exe 95 PID 1332 wrote to memory of 1448 1332 JKEHIIJJEC.exe 95 PID 1332 wrote to memory of 1448 1332 JKEHIIJJEC.exe 95 PID 1332 wrote to memory of 1448 1332 JKEHIIJJEC.exe 95 PID 1332 wrote to memory of 1448 1332 JKEHIIJJEC.exe 95 PID 2420 wrote to memory of 3468 2420 MSBuild.exe 101 PID 2420 wrote to memory of 3468 2420 MSBuild.exe 101 PID 2420 wrote to memory of 3468 2420 MSBuild.exe 101 PID 3468 wrote to memory of 1740 3468 cmd.exe 103 PID 3468 wrote to memory of 1740 3468 cmd.exe 103 PID 3468 wrote to memory of 1740 3468 cmd.exe 103
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4636 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵PID:8
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\ProgramData\JEGDGIIJJE.exe"C:\ProgramData\JEGDGIIJJE.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4216 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:3496
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-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:1428
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2892
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-
-
C:\ProgramData\JKEHIIJJEC.exe"C:\ProgramData\JKEHIIJJEC.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1332 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:1448
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1448 -s 12005⤵
- Program crash
PID:1208
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1448 -s 12445⤵
- Program crash
PID:624
-
-
-
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\IDAEBGCAAECA" & exit3⤵
- Suspicious use of WriteProcessMemory
PID:3468 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- Delays execution with timeout.exe
PID:1740
-
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 1448 -ip 14481⤵PID:1636
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1448 -ip 14481⤵PID:1240
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\ProgramData\EBAFBGIDHCBF\AFHDAE
- Size 124KB
- SHA256 a4cd72e529e60b5f74c50e4e5b159efaf80625f23534dd15a28203760b8b28ab
- MD5 9618e15b04a4ddb39ed6c496575f6f95
- SHA1 1c28f8750e5555776b3c80b187c5d15a443a7412
- SHA512 f802582aa7510f6b950e3343b0560ffa9037c6d22373a6a33513637ab0f8e60ed23294a13ad8890935b02c64830b5232ba9f60d0c0fe90df02b5da30ecd7fa26
- SSDEEP 96:hBWU+bDoYysX0uhnyTpvVjN9DLjGQLBE3u:hBl+bDo3irhnyTpvVj3XBBE3u
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\EBAFBGIDHCBF\AFHDAE
- Size 160KB
- SHA256 e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855
- MD5 f310cf1ff562ae14449e0167a3e1fe46
- SHA1 85c58afa9049467031c6c2b17f5c12ca73bb2788
- SHA512 1196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad
- SSDEEP 96:bBY/uejzH+bF+UIYysX0fxQp97YEHt/DfLcLq2piRk/E0:bBY/tH+bF+UI3iWGVYWNkqp3
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\EBAFBGIDHCBF\AFHDAE
- Size 114KB
- SHA256 4396c42beb6ecd2c21773c212379dfa63b7a1361bf24e32c5271659609dcd5ef
- MD5 351297ffc92bb38623e9931ff5006c45
- SHA1 19206cab50217b6f5926832148000b5bfaba48c6
- SHA512 03b950a9a2f4b107163d6847149c5ff2d82f481e92df449f67acbde84cbbdec19a590d2d596cda64a1e3f306334dade38613d55dade5b066137cfd47fcebe116
- SSDEEP 192:KZPM23W/l1jXhPE4nP+hoIky6ctqLVumf:I02m/lxhlnmhouHEVumf
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\JEGDGIIJJE.exe
- Size 431KB
- SHA256 f3f2ee666e572cea6eb5bcfd31fbfbc3b0edc9f99db528bb0a640751fb223033
- MD5 51c75077bca69383b83b1c94c2406e05
- SHA1 efc8d7ef37661dadc02171817ff344c84790683f
- SHA512 607455d7fc1bb272c03f24205fdbb401ef3b7b09d192b2cb62e9ec271fd44bc5bc83ae8b620446ded5f9998aee3a47d9966ee5b84bb9f5ac7b11648f119b664f
- SSDEEP 6144:LwcfOnB0WvTtMMR0Q+uGQ8n97bfrd1NFqGOGOwqGz5n3eU7FhdSs4ztWTH8S8EO:CnTvT729zd3RObwqGz5n3VFLqS8EO
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\JKEHIIJJEC.exe
- Size 518KB
- SHA256 1850a11acaede15b70cf7fc93830cd13ed4855f5e6226ef8110427fab9651ddf
- MD5 64ae8807b8359c84c00444c2cbab6236
- SHA1 db15781e8050dd032b0bd67315283089aef9dd3d
- SHA512 6e598e9d74d1df6097e0594f0b2f6d06ee07eda98ba91eb9f12500c50bf6d5edc2b4d35165b67b31b627ca10504aee8d7cb1755d7d8b227229c93ee444e2787f
- SSDEEP 6144:K/YU8Hd8WCoWM5qcOotxvqzdCODY1eIQfHc5/mcYpTH5vQATH+2+dU739nNjp2M7:7HvComlwToHcfoTZ9Te2Lnb2MDaMScEO
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\mozglue.dll
- Size 593KB
- SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
- MD5 c8fd9be83bc728cc04beffafc2907fe9
- SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
- SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
- SSDEEP 12288:BlSyAom/gcRKMdRm4wFkRHuyG4RRGJVDjMk/x21R8gY/r:BKgcRKMdRm4wFkVVDGJVv//x21R8br
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\nss3.dll
- Size 2.0MB
- SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
- MD5 1cc453cdf74f31e4d913ff9c10acdde2
- SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
- SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
- SSDEEP 49152:fECf12gikHlnKGxJRIB+y5nvxnaOSJ3HFNWYrVvE4CQsgzMmQfTU1NrWmy4KoAzh:J7Tf8J1Q+SS5/nr
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EDC238BFF48A31D55A97E1E93892934B_C31B2498754E340573F1336DE607D619
- Size 471B
- SHA256 6ebcc90e232c217e7a24c9961f7bcfca68ebd23ef4ea183bc5ff77d7a8580421
- MD5 8be04440368e49a22e5b061ba2b41b3b
- SHA1 6f43b106dae8c0e85a21fc1b0932952e41470cc5
- SHA512 bf826de5b1dcfed25269fdc76acf4a95985b88e2ae6499c04ac1fea965d54589a972e8f75d8a495a7b3e64b4d30f86075a3b11b6ef813514ebd57e4c908f5304
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EDC238BFF48A31D55A97E1E93892934B_C31B2498754E340573F1336DE607D619
- Size 400B
- SHA256 80a066013ba9a66ee8ca96e6988bd6d8130e78e2a9c693c33983331b046ee15f
- MD5 78522c164f5787ef6a66a482e02de5c5
- SHA1 d3db5be2783dfdabc479dfca83c395eba2384392
- SHA512 364f89122aae03f1bfce590c3d06fa630ebb7f2c3f19fc9172af860bdf9ca9609c59b636fa216a49042b554dca9b19a67d411f6f6a912c491aa454a429e89689
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\QOWVUGSW\76561199735694209[1].htm
- Size 34KB
- SHA256 8baba289c883fb78206760d8438c3e515305c96ef7f81e281e355493e5ce8c71
- MD5 5f21cbd23314aab2dbabbdac13a2f088
- SHA1 927e890b9239718236f51512c8ad1fda0ea021e5
- SHA512 066fd016aa3fc39fc76a7f510746707fc8b825ae5c49b52f2af2d3b44214fd889e3e11c7b77e2b94873ead24e9674787e4b6e7092ce6b7bc8d73898c75c53783
- SSDEEP 768:wdpqm+0Ih3tAA9CWGXOfcDAWPzzgiJmDzJtxLHfJkPVoEAdmPzzgiJmDzJtxLF26:wd8m+0Ih3tAA9CWGXOFWPzzgiJmDzJtF
- MD5 SHA1 SHA512 SSDEEP