Analysis
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max time kernel
125s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28-09-2024 01:51
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20240802-en
General
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Target
file.exe
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Size
5.4MB
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MD5
8d556f35d2768d27b334d0e76d4d3295
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SHA1
33f2fbfe5c2b3d3d470bbf28c20e15283e20717c
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SHA256
2bdab82a67299ff24cca7e0884c17fab80f45b364ba718142c80bdfbd573b581
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SHA512
eadec8014bc15d1f72c44e5a45a2546a450d3c529aecc21d850ea50ebda1b5d47d569b4c6aef4215c402db87efbac7550736d28bc101d920f900ea80f83bc4ea
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SSDEEP
98304:Eg2nmyTusqokbqW3alL1eMT8dq+5L34fs6DvS/GhE5ZyxDmwXQsZRqKoGgLNxeId:bryTusqok2kgeMIY+5L34f2MCkmwXdRk
Malware Config
Extracted
vidar
11
ffa0fc7713f6625bf874f947bcf3df53
https://t.me/jamsemlg
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
Extracted
lumma
https://reinforcenh.shop/api
https://stogeneratmns.shop/api
https://fragnantbui.shop/api
https://drawzhotdog.shop/api
https://vozmeatillu.shop/api
https://offensivedzvju.shop/api
https://ghostreedmnu.shop/api
https://gutterydhowi.shop/api
Extracted
lumma
https://offensivedzvju.shop/api
Signatures
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Detect Vidar Stealer 18 IoCs
resource yara_rule behavioral2/memory/1968-3-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-6-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-8-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-27-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-28-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-55-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-56-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-66-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-73-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-81-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-82-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-99-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1968-100-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1036-154-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1036-161-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1036-162-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1036-183-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 behavioral2/memory/1036-184-0x0000000000400000-0x0000000000B77000-memory.dmp family_vidar_v7 -
Downloads MZ/PE file
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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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Executes dropped EXE 2 IoCs
pid Process 4348 AEGDBAFHJJ.exe 4492 FCFBFHIEBK.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 3 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 3 IoCs
description pid Process procid_target PID 4040 set thread context of 1968 4040 file.exe 95 PID 4348 set thread context of 1604 4348 AEGDBAFHJJ.exe 108 PID 4492 set thread context of 1036 4492 FCFBFHIEBK.exe 120 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4568 1604 WerFault.exe 108 -
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 timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AEGDBAFHJJ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FCFBFHIEBK.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.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 3076 timeout.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1968 RegAsm.exe 1036 RegAsm.exe 1036 RegAsm.exe 1036 RegAsm.exe 1036 RegAsm.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4040 wrote to memory of 5020 4040 file.exe 90 PID 4040 wrote to memory of 5020 4040 file.exe 90 PID 4040 wrote to memory of 5020 4040 file.exe 90 PID 4040 wrote to memory of 1140 4040 file.exe 91 PID 4040 wrote to memory of 1140 4040 file.exe 91 PID 4040 wrote to memory of 1140 4040 file.exe 91 PID 4040 wrote to memory of 2108 4040 file.exe 92 PID 4040 wrote to memory of 2108 4040 file.exe 92 PID 4040 wrote to memory of 2108 4040 file.exe 92 PID 4040 wrote to memory of 1856 4040 file.exe 93 PID 4040 wrote to memory of 1856 4040 file.exe 93 PID 4040 wrote to memory of 1856 4040 file.exe 93 PID 4040 wrote to memory of 1700 4040 file.exe 94 PID 4040 wrote to memory of 1700 4040 file.exe 94 PID 4040 wrote to memory of 1700 4040 file.exe 94 PID 4040 wrote to memory of 1968 4040 file.exe 95 PID 4040 wrote to memory of 1968 4040 file.exe 95 PID 4040 wrote to memory of 1968 4040 file.exe 95 PID 4040 wrote to memory of 1968 4040 file.exe 95 PID 4040 wrote to memory of 1968 4040 file.exe 95 PID 4040 wrote to memory of 1968 4040 file.exe 95 PID 4040 wrote to memory of 1968 4040 file.exe 95 PID 4040 wrote to memory of 1968 4040 file.exe 95 PID 4040 wrote to memory of 1968 4040 file.exe 95 PID 4040 wrote to memory of 1968 4040 file.exe 95 PID 1968 wrote to memory of 4348 1968 RegAsm.exe 105 PID 1968 wrote to memory of 4348 1968 RegAsm.exe 105 PID 1968 wrote to memory of 4348 1968 RegAsm.exe 105 PID 4348 wrote to memory of 1604 4348 AEGDBAFHJJ.exe 108 PID 4348 wrote to memory of 1604 4348 AEGDBAFHJJ.exe 108 PID 4348 wrote to memory of 1604 4348 AEGDBAFHJJ.exe 108 PID 4348 wrote to memory of 1604 4348 AEGDBAFHJJ.exe 108 PID 4348 wrote to memory of 1604 4348 AEGDBAFHJJ.exe 108 PID 4348 wrote to memory of 1604 4348 AEGDBAFHJJ.exe 108 PID 4348 wrote to memory of 1604 4348 AEGDBAFHJJ.exe 108 PID 4348 wrote to memory of 1604 4348 AEGDBAFHJJ.exe 108 PID 4348 wrote to memory of 1604 4348 AEGDBAFHJJ.exe 108 PID 1968 wrote to memory of 4492 1968 RegAsm.exe 109 PID 1968 wrote to memory of 4492 1968 RegAsm.exe 109 PID 1968 wrote to memory of 4492 1968 RegAsm.exe 109 PID 1968 wrote to memory of 4960 1968 RegAsm.exe 114 PID 1968 wrote to memory of 4960 1968 RegAsm.exe 114 PID 1968 wrote to memory of 4960 1968 RegAsm.exe 114 PID 4492 wrote to memory of 3716 4492 FCFBFHIEBK.exe 115 PID 4492 wrote to memory of 3716 4492 FCFBFHIEBK.exe 115 PID 4492 wrote to memory of 3716 4492 FCFBFHIEBK.exe 115 PID 4492 wrote to memory of 3424 4492 FCFBFHIEBK.exe 116 PID 4492 wrote to memory of 3424 4492 FCFBFHIEBK.exe 116 PID 4492 wrote to memory of 3424 4492 FCFBFHIEBK.exe 116 PID 4492 wrote to memory of 3308 4492 FCFBFHIEBK.exe 117 PID 4492 wrote to memory of 3308 4492 FCFBFHIEBK.exe 117 PID 4492 wrote to memory of 3308 4492 FCFBFHIEBK.exe 117 PID 4492 wrote to memory of 4824 4492 FCFBFHIEBK.exe 119 PID 4492 wrote to memory of 4824 4492 FCFBFHIEBK.exe 119 PID 4492 wrote to memory of 4824 4492 FCFBFHIEBK.exe 119 PID 4492 wrote to memory of 1036 4492 FCFBFHIEBK.exe 120 PID 4492 wrote to memory of 1036 4492 FCFBFHIEBK.exe 120 PID 4492 wrote to memory of 1036 4492 FCFBFHIEBK.exe 120 PID 4492 wrote to memory of 1036 4492 FCFBFHIEBK.exe 120 PID 4492 wrote to memory of 1036 4492 FCFBFHIEBK.exe 120 PID 4492 wrote to memory of 1036 4492 FCFBFHIEBK.exe 120 PID 4492 wrote to memory of 1036 4492 FCFBFHIEBK.exe 120 PID 4492 wrote to memory of 1036 4492 FCFBFHIEBK.exe 120 PID 4492 wrote to memory of 1036 4492 FCFBFHIEBK.exe 120
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4040 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:5020
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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⤵PID:1140
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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⤵PID:2108
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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⤵PID:1856
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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⤵PID:1700
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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⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1968 -
C:\ProgramData\AEGDBAFHJJ.exe"C:\ProgramData\AEGDBAFHJJ.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4348 -
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:1604 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1604 -s 13445⤵
- Program crash
PID:4568
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C:\ProgramData\FCFBFHIEBK.exe"C:\ProgramData\FCFBFHIEBK.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4492 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:3716
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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:3424
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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:3308
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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:4824
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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⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1036
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\BGIIDAEBGCAA" & exit3⤵
- System Location Discovery: System Language Discovery
PID:4960 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:3076
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4548,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=3692 /prefetch:81⤵PID:4396
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --field-trial-handle=2284,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=2320 /prefetch:31⤵PID:2568
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1604 -ip 16041⤵PID:4564
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
371KB
MD5687846a623c1fe1da95f0fa2fe4479df
SHA16609d10980800b669e723d4c660c421e27695a29
SHA256bfc7b367d52504b184d127e385219006c1efc7e985d608c000e5eb3a204fc779
SHA512fe150d4f02532ca3d5aa37c6d14741a0a9c0290854ac6924da282ad6585b47bf98e8443aa4281ea89788b8e906f8d11d49b3e88a11e10d4d67b6e2605004a9c3
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Filesize
160KB
MD5f310cf1ff562ae14449e0167a3e1fe46
SHA185c58afa9049467031c6c2b17f5c12ca73bb2788
SHA256e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855
SHA5121196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad
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Filesize
5.4MB
MD58d556f35d2768d27b334d0e76d4d3295
SHA133f2fbfe5c2b3d3d470bbf28c20e15283e20717c
SHA2562bdab82a67299ff24cca7e0884c17fab80f45b364ba718142c80bdfbd573b581
SHA512eadec8014bc15d1f72c44e5a45a2546a450d3c529aecc21d850ea50ebda1b5d47d569b4c6aef4215c402db87efbac7550736d28bc101d920f900ea80f83bc4ea
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Filesize
1KB
MD57fb5fa1534dcf77f2125b2403b30a0ee
SHA1365d96812a69ac0a4611ea4b70a3f306576cc3ea
SHA25633a39e9ec2133230533a686ec43760026e014a3828c703707acbc150fe40fd6f
SHA512a9279fd60505a1bfeef6fb07834cad0fd5be02fd405573fc1a5f59b991e9f88f5e81c32fe910f69bdc6585e71f02559895149eaf49c25b8ff955459fd60c0d2e
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Filesize
436B
MD5971c514f84bba0785f80aa1c23edfd79
SHA1732acea710a87530c6b08ecdf32a110d254a54c8
SHA256f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895
SHA51243dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
Filesize174B
MD5f0d45085af1284bc6e21110a0e915192
SHA17c75233c65bb033a29b2752cab4289816b2ad8d0
SHA256dfab1b86a1e812ec1468677704dfbbbb2420a03885b46a074f9729c93a4fc534
SHA51223efc60c7747e3ad8788eb0858bc9786c0c89c89a01c222e2ba99082becce6d6461b2fc54a04c6f11f1e021ee98d7c88e3c202b60ffedaa25351d58830579d75
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
Filesize170B
MD5da7a04551d2f64e8ad2bfac4b8c1e3cb
SHA161559c1fbd4fd3be486a7d847ab04a84657232fa
SHA2568a595aaddc8f77917dc895455c7e3b77b55ad832c3cc36ab438e793bb50d2041
SHA512c02b6911737571027ef4f00b2f4fb6f53e3f625fd38ca103c9d5ed06d5a7ffce4f417389eacc7772849ceacfec97b05afa5ecad71906ebc5c8548b5a0c17f3c3
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Filesize
2B
MD5d751713988987e9331980363e24189ce
SHA197d170e1550eee4afc0af065b78cda302a97674c
SHA2564f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
SHA512b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
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Filesize
40B
MD520d4b8fa017a12a108c87f540836e250
SHA11ac617fac131262b6d3ce1f52f5907e31d5f6f00
SHA2566028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
SHA512507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856