Analysis
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max time kernel
133s -
max time network
257s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
23-09-2024 05:08
Static task
static1
Behavioral task
behavioral1
Sample
a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe
Resource
win10-20240404-en
General
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Target
a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe
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Size
216KB
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MD5
ea754070163f8eca914b259096d834f0
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SHA1
cebf2eccad67deaf6ac9b8dc71118ad474b16868
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SHA256
a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f
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SHA512
2a75b505780c6670204f5c4e2818bb1b027c88e98c9c45dde39aed786afaeff60215afb278fdd89eed58639c9eccf901836da4329d3c62c03911992b923ca225
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SSDEEP
6144:I/NKt5fv5P2tInQP5loWIUKp6KgjfOc2PEO:IFuxv5OinA5lJQ6Kgb6EO
Malware Config
Extracted
stealc
default
http://46.8.231.109
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url_path
/c4754d4f680ead72.php
Extracted
vidar
11
3a15237aa92dcd8ccca447211fb5fc2a
https://steamcommunity.com/profiles/76561199780418869
https://t.me/ae5ed
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0
Signatures
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Detect Vidar Stealer 11 IoCs
resource yara_rule behavioral2/memory/592-100-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/592-102-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/592-104-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/592-116-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/592-117-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/592-128-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/592-129-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/592-160-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/592-161-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/592-168-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/592-169-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
pid Process 880 AdminDHCAECGIEB.exe 1752 AdminGCAKKECAEG.exe 4332 KJKKJKEHDB.exe -
Loads dropped DLL 4 IoCs
pid Process 5116 RegAsm.exe 5116 RegAsm.exe 592 RegAsm.exe 592 RegAsm.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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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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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 4 IoCs
description pid Process procid_target PID 2772 set thread context of 5116 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 74 PID 880 set thread context of 5072 880 AdminDHCAECGIEB.exe 84 PID 1752 set thread context of 592 1752 AdminGCAKKECAEG.exe 86 PID 4332 set thread context of 4188 4332 KJKKJKEHDB.exe 91 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 12 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 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AdminDHCAECGIEB.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language KJKKJKEHDB.exe 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 AdminGCAKKECAEG.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.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 2272 timeout.exe -
Suspicious behavior: EnumeratesProcesses 32 IoCs
pid Process 5116 RegAsm.exe 5116 RegAsm.exe 5116 RegAsm.exe 5116 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe 592 RegAsm.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2772 wrote to memory of 4748 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 73 PID 2772 wrote to memory of 4748 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 73 PID 2772 wrote to memory of 4748 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 73 PID 2772 wrote to memory of 5116 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 74 PID 2772 wrote to memory of 5116 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 74 PID 2772 wrote to memory of 5116 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 74 PID 2772 wrote to memory of 5116 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 74 PID 2772 wrote to memory of 5116 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 74 PID 2772 wrote to memory of 5116 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 74 PID 2772 wrote to memory of 5116 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 74 PID 2772 wrote to memory of 5116 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 74 PID 2772 wrote to memory of 5116 2772 a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe 74 PID 5116 wrote to memory of 648 5116 RegAsm.exe 75 PID 5116 wrote to memory of 648 5116 RegAsm.exe 75 PID 5116 wrote to memory of 648 5116 RegAsm.exe 75 PID 648 wrote to memory of 880 648 cmd.exe 77 PID 648 wrote to memory of 880 648 cmd.exe 77 PID 648 wrote to memory of 880 648 cmd.exe 77 PID 5116 wrote to memory of 164 5116 RegAsm.exe 79 PID 5116 wrote to memory of 164 5116 RegAsm.exe 79 PID 5116 wrote to memory of 164 5116 RegAsm.exe 79 PID 164 wrote to memory of 1752 164 cmd.exe 81 PID 164 wrote to memory of 1752 164 cmd.exe 81 PID 164 wrote to memory of 1752 164 cmd.exe 81 PID 880 wrote to memory of 1152 880 AdminDHCAECGIEB.exe 83 PID 880 wrote to memory of 1152 880 AdminDHCAECGIEB.exe 83 PID 880 wrote to memory of 1152 880 AdminDHCAECGIEB.exe 83 PID 880 wrote to memory of 5072 880 AdminDHCAECGIEB.exe 84 PID 880 wrote to memory of 5072 880 AdminDHCAECGIEB.exe 84 PID 880 wrote to memory of 5072 880 AdminDHCAECGIEB.exe 84 PID 880 wrote to memory of 5072 880 AdminDHCAECGIEB.exe 84 PID 880 wrote to memory of 5072 880 AdminDHCAECGIEB.exe 84 PID 880 wrote to memory of 5072 880 AdminDHCAECGIEB.exe 84 PID 880 wrote to memory of 5072 880 AdminDHCAECGIEB.exe 84 PID 880 wrote to memory of 5072 880 AdminDHCAECGIEB.exe 84 PID 880 wrote to memory of 5072 880 AdminDHCAECGIEB.exe 84 PID 1752 wrote to memory of 1812 1752 AdminGCAKKECAEG.exe 85 PID 1752 wrote to memory of 1812 1752 AdminGCAKKECAEG.exe 85 PID 1752 wrote to memory of 1812 1752 AdminGCAKKECAEG.exe 85 PID 1752 wrote to memory of 592 1752 AdminGCAKKECAEG.exe 86 PID 1752 wrote to memory of 592 1752 AdminGCAKKECAEG.exe 86 PID 1752 wrote to memory of 592 1752 AdminGCAKKECAEG.exe 86 PID 1752 wrote to memory of 592 1752 AdminGCAKKECAEG.exe 86 PID 1752 wrote to memory of 592 1752 AdminGCAKKECAEG.exe 86 PID 1752 wrote to memory of 592 1752 AdminGCAKKECAEG.exe 86 PID 1752 wrote to memory of 592 1752 AdminGCAKKECAEG.exe 86 PID 1752 wrote to memory of 592 1752 AdminGCAKKECAEG.exe 86 PID 1752 wrote to memory of 592 1752 AdminGCAKKECAEG.exe 86 PID 1752 wrote to memory of 592 1752 AdminGCAKKECAEG.exe 86 PID 592 wrote to memory of 4332 592 RegAsm.exe 88 PID 592 wrote to memory of 4332 592 RegAsm.exe 88 PID 592 wrote to memory of 4332 592 RegAsm.exe 88 PID 4332 wrote to memory of 4188 4332 KJKKJKEHDB.exe 91 PID 4332 wrote to memory of 4188 4332 KJKKJKEHDB.exe 91 PID 4332 wrote to memory of 4188 4332 KJKKJKEHDB.exe 91 PID 4332 wrote to memory of 4188 4332 KJKKJKEHDB.exe 91 PID 4332 wrote to memory of 4188 4332 KJKKJKEHDB.exe 91 PID 4332 wrote to memory of 4188 4332 KJKKJKEHDB.exe 91 PID 4332 wrote to memory of 4188 4332 KJKKJKEHDB.exe 91 PID 4332 wrote to memory of 4188 4332 KJKKJKEHDB.exe 91 PID 4332 wrote to memory of 4188 4332 KJKKJKEHDB.exe 91 PID 592 wrote to memory of 1580 592 RegAsm.exe 92 PID 592 wrote to memory of 1580 592 RegAsm.exe 92 PID 592 wrote to memory of 1580 592 RegAsm.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe"C:\Users\Admin\AppData\Local\Temp\a893e20fea08c8615de1775ad3559ea6eff35b5ec3b1ab6f463924285a84f47f.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:4748
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5116 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\AdminDHCAECGIEB.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:648 -
C:\Users\AdminDHCAECGIEB.exe"C:\Users\AdminDHCAECGIEB.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:880 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"5⤵PID:1152
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"5⤵
- System Location Discovery: System Language Discovery
PID:5072
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\AdminGCAKKECAEG.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:164 -
C:\Users\AdminGCAKKECAEG.exe"C:\Users\AdminGCAKKECAEG.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1752 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"5⤵PID:1812
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"5⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:592 -
C:\ProgramData\KJKKJKEHDB.exe"C:\ProgramData\KJKKJKEHDB.exe"6⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4332 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"7⤵
- System Location Discovery: System Language Discovery
PID:4188
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\IJDGCAEBFIIE" & exit6⤵
- System Location Discovery: System Language Discovery
PID:1580 -
C:\Windows\SysWOW64\timeout.exetimeout /t 107⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2272
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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
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Filesize
6KB
MD5df7c2c8224613e6a6dd714d5d9fa247d
SHA1d6e0a108494ef7ab2756250c5df5cae8b3a994a7
SHA256ccab09bd3486976b4aa17b48e31bcaf8e6be365ea6605e168bf203d7e5b3e818
SHA512af1ff3b3a71e764ea507503637896f3dfe69d16e201b0be9bcf4c728700e1a30685028f6be57609fb685571c71baefb476103d96d8b7f034d492eb373ed33b0a
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Filesize
92KB
MD5dc89cfe2a3b5ff9acb683c7237226713
SHA124f19bc7d79fa0c5af945b28616225866ee51dd5
SHA256ceddefa824f1dd6e7e669d4470e18e557c22fe73359f5b31edf4537473b96148
SHA512ee5d047e1124351997ecfaa5c8bd3e9ce8a974ac281675cda4d0a55e40f3883336a2378b9ebf3d1f227d01b386c26473c32e39bcab836da2b392bf778a6cf5c2
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Filesize
669KB
MD5550686c0ee48c386dfcb40199bd076ac
SHA1ee5134da4d3efcb466081fb6197be5e12a5b22ab
SHA256edd043f2005dbd5902fc421eabb9472a7266950c5cbaca34e2d590b17d12f5fa
SHA5120b7f47af883b99f9fbdc08020446b58f2f3fa55292fd9bc78fc967dd35bdd8bd549802722de37668cc89ede61b20359190efbfdf026ae2bdc854f4740a54649e
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Filesize
439KB
MD55ff1fca37c466d6723ec67be93b51442
SHA134cc4e158092083b13d67d6d2bc9e57b798a303b
SHA2565136a49a682ac8d7f1ce71b211de8688fce42ed57210af087a8e2dbc8a934062
SHA5124802ef62630c521d83a1d333969593fb00c9b38f82b4d07f70fbd21f495fea9b3f67676064573d2c71c42bc6f701992989742213501b16087bb6110e337c7546
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Filesize
251KB
MD54e52d739c324db8225bd9ab2695f262f
SHA171c3da43dc5a0d2a1941e874a6d015a071783889
SHA25674ebbac956e519e16923abdc5ab8912098a4f64e38ddcb2eae23969f306afe5a
SHA5122d4168a69082a9192b9248f7331bd806c260478ff817567df54f997d7c3c7d640776131355401e4bdb9744e246c36d658cb24b18de67d8f23f10066e5fe445f6
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Filesize
78KB
MD5a37ee36b536409056a86f50e67777dd7
SHA11cafa159292aa736fc595fc04e16325b27cd6750
SHA2568934aaeb65b6e6d253dfe72dea5d65856bd871e989d5d3a2a35edfe867bb4825
SHA5123a7c260646315cf8c01f44b2ec60974017496bd0d80dd055c7e43b707cadba2d63aab5e0efd435670aa77886ed86368390d42c4017fc433c3c4b9d1c47d0f356
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Filesize
381KB
MD5f5a1956973dce107d4c0b6267ce88870
SHA179a19513d7c9cff939f2881c4172a05dbaef735b
SHA2567b794c5bdb820791f0359da90a9a4f258412b8feef9c6e6a0411f6aead9d3a04
SHA512f42180c75c0ae8dc083c6fff98a66c0d875fadb400d7945816ea330a54777632a3a7752d3e78b90e45f58ed3d04d6708b1dcea51d82711356e6d14e405a7c579
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Filesize
413KB
MD576b81bbaa929e92a0885267869e62fdf
SHA116ee3b53fd9d0fe6bd7fc75ac961a21bfd9fae51
SHA256f59f82ea9cbaa95389bbec5f80b427daa2e575c2827eaaede006590810809f9c
SHA51267d4fb8ed2c767871a307c54fddc86fa4df07ccfa943eeb61e6e8960c4038fb8a38118a69cbb7a6364dde6c11fd3139b8c5f91e029a437dad0d39202383ac3cd
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571