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240829-p5n49avaqp 10Analysis
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max time kernel
599s -
max time network
601s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-08-2024 17:42
Static task
static1
Behavioral task
behavioral1
Sample
66bddfcb52736_vidar.exe
Resource
win7-20240704-en
General
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Target
66bddfcb52736_vidar.exe
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Size
190KB
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MD5
fedb687ed23f77925b35623027f799bb
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SHA1
7f27d0290ecc2c81bf2b2d0fa1026f54fd687c81
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SHA256
325396d5ffca8546730b9a56c2d0ed99238d48b5e1c3c49e7d027505ea13b8d1
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SHA512
6d1fa39560f4d7ca57905bc57d615acf96b1ef69ca2a4d7c0353278e8d4466298ed87f514463c49d671cb0e3b6a269a78636a10a1e463dba5c83fe067dc5df18
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SSDEEP
3072:XqsEJybpRHuJKKBardRei4UGvI96/ZO6RAkeOCeP9sZy28se:XqsMyNRHuKikUi42KZO6PffmZy2d
Malware Config
Extracted
vidar
https://steamcommunity.com/profiles/76561199751190313
https://t.me/pech0nk
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user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Extracted
lumma
https://consciousourwi.shop/api
https://potentioallykeos.shop/api
https://interactiedovspm.shop/api
https://charecteristicdxp.shop/api
https://cagedwifedsozm.shop/api
https://deicedosmzj.shop/api
https://southedhiscuso.shop/api
https://weiggheticulop.shop/api
https://tenntysjuxmz.shop/api
Signatures
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Detect Vidar Stealer 22 IoCs
resource yara_rule behavioral2/memory/1380-4-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-8-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-10-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-15-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-16-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-32-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-33-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-42-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-49-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-57-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-58-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-83-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-84-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/4628-112-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-140-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/1380-141-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/4628-147-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/4628-148-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/4628-149-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/4628-164-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/4628-173-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral2/memory/4628-174-0x0000000000400000-0x0000000000643000-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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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 3988 IEHJJECBKK.exe 5068 JEHDHIEGII.exe -
Loads dropped DLL 2 IoCs
pid Process 1380 RegAsm.exe 1380 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 3 IoCs
description pid Process procid_target PID 4528 set thread context of 1380 4528 66bddfcb52736_vidar.exe 94 PID 3988 set thread context of 4628 3988 IEHJJECBKK.exe 107 PID 5068 set thread context of 3080 5068 JEHDHIEGII.exe 109 -
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 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 66bddfcb52736_vidar.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEHJJECBKK.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JEHDHIEGII.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 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 Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2952 timeout.exe -
Suspicious behavior: EnumeratesProcesses 30 IoCs
pid Process 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 1380 RegAsm.exe 4628 RegAsm.exe 4628 RegAsm.exe 4628 RegAsm.exe 4628 RegAsm.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 4528 wrote to memory of 3956 4528 66bddfcb52736_vidar.exe 93 PID 4528 wrote to memory of 3956 4528 66bddfcb52736_vidar.exe 93 PID 4528 wrote to memory of 3956 4528 66bddfcb52736_vidar.exe 93 PID 4528 wrote to memory of 1380 4528 66bddfcb52736_vidar.exe 94 PID 4528 wrote to memory of 1380 4528 66bddfcb52736_vidar.exe 94 PID 4528 wrote to memory of 1380 4528 66bddfcb52736_vidar.exe 94 PID 4528 wrote to memory of 1380 4528 66bddfcb52736_vidar.exe 94 PID 4528 wrote to memory of 1380 4528 66bddfcb52736_vidar.exe 94 PID 4528 wrote to memory of 1380 4528 66bddfcb52736_vidar.exe 94 PID 4528 wrote to memory of 1380 4528 66bddfcb52736_vidar.exe 94 PID 4528 wrote to memory of 1380 4528 66bddfcb52736_vidar.exe 94 PID 4528 wrote to memory of 1380 4528 66bddfcb52736_vidar.exe 94 PID 4528 wrote to memory of 1380 4528 66bddfcb52736_vidar.exe 94 PID 1380 wrote to memory of 3988 1380 RegAsm.exe 105 PID 1380 wrote to memory of 3988 1380 RegAsm.exe 105 PID 1380 wrote to memory of 3988 1380 RegAsm.exe 105 PID 3988 wrote to memory of 4628 3988 IEHJJECBKK.exe 107 PID 3988 wrote to memory of 4628 3988 IEHJJECBKK.exe 107 PID 3988 wrote to memory of 4628 3988 IEHJJECBKK.exe 107 PID 3988 wrote to memory of 4628 3988 IEHJJECBKK.exe 107 PID 3988 wrote to memory of 4628 3988 IEHJJECBKK.exe 107 PID 3988 wrote to memory of 4628 3988 IEHJJECBKK.exe 107 PID 3988 wrote to memory of 4628 3988 IEHJJECBKK.exe 107 PID 3988 wrote to memory of 4628 3988 IEHJJECBKK.exe 107 PID 3988 wrote to memory of 4628 3988 IEHJJECBKK.exe 107 PID 3988 wrote to memory of 4628 3988 IEHJJECBKK.exe 107 PID 1380 wrote to memory of 5068 1380 RegAsm.exe 108 PID 1380 wrote to memory of 5068 1380 RegAsm.exe 108 PID 1380 wrote to memory of 5068 1380 RegAsm.exe 108 PID 5068 wrote to memory of 3080 5068 JEHDHIEGII.exe 109 PID 5068 wrote to memory of 3080 5068 JEHDHIEGII.exe 109 PID 5068 wrote to memory of 3080 5068 JEHDHIEGII.exe 109 PID 5068 wrote to memory of 3080 5068 JEHDHIEGII.exe 109 PID 5068 wrote to memory of 3080 5068 JEHDHIEGII.exe 109 PID 5068 wrote to memory of 3080 5068 JEHDHIEGII.exe 109 PID 5068 wrote to memory of 3080 5068 JEHDHIEGII.exe 109 PID 5068 wrote to memory of 3080 5068 JEHDHIEGII.exe 109 PID 5068 wrote to memory of 3080 5068 JEHDHIEGII.exe 109 PID 1380 wrote to memory of 4876 1380 RegAsm.exe 110 PID 1380 wrote to memory of 4876 1380 RegAsm.exe 110 PID 1380 wrote to memory of 4876 1380 RegAsm.exe 110 PID 4876 wrote to memory of 2952 4876 cmd.exe 112 PID 4876 wrote to memory of 2952 4876 cmd.exe 112 PID 4876 wrote to memory of 2952 4876 cmd.exe 112
Processes
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C:\Users\Admin\AppData\Local\Temp\66bddfcb52736_vidar.exe"C:\Users\Admin\AppData\Local\Temp\66bddfcb52736_vidar.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4528 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:3956
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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
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\ProgramData\IEHJJECBKK.exe"C:\ProgramData\IEHJJECBKK.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3988 -
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:4628
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C:\ProgramData\JEHDHIEGII.exe"C:\ProgramData\JEHDHIEGII.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5068 -
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:3080
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\GCGHIIDHCGHC" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4876 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2952
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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=4120,i,1729213506309163284,12809566808978835441,262144 --variations-seed-version --mojo-platform-channel-handle=4464 /prefetch:81⤵PID:2800
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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=2980,i,1729213506309163284,12809566808978835441,262144 --variations-seed-version --mojo-platform-channel-handle=2324 /prefetch:31⤵PID:1600
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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=4172,i,1729213506309163284,12809566808978835441,262144 --variations-seed-version --mojo-platform-channel-handle=1408 /prefetch:81⤵PID:4552
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
160KB
MD5f310cf1ff562ae14449e0167a3e1fe46
SHA185c58afa9049467031c6c2b17f5c12ca73bb2788
SHA256e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855
SHA5121196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad
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Filesize
114KB
MD56e389da3969c19b6dbfb95013149bbb5
SHA1f02ff8f1f1b353e36e4f609d39815c17eba8cee3
SHA2564928d3109995b2faee203bc67184c892e9633fc7df6ad619f5852cf680c36ed4
SHA512af965dc6aa1c26442f883e2d916509bc7766b425768e6a482223fdd1d3a5133c3b1955ad91bd578c387cc260efee4f738095d8ed7bafb7ed953edcc948313636
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Filesize
190KB
MD5fedb687ed23f77925b35623027f799bb
SHA17f27d0290ecc2c81bf2b2d0fa1026f54fd687c81
SHA256325396d5ffca8546730b9a56c2d0ed99238d48b5e1c3c49e7d027505ea13b8d1
SHA5126d1fa39560f4d7ca57905bc57d615acf96b1ef69ca2a4d7c0353278e8d4466298ed87f514463c49d671cb0e3b6a269a78636a10a1e463dba5c83fe067dc5df18
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Filesize
276KB
MD5a2fb40daa2aae2b589e7338057471282
SHA18b10a7281f347aa862f365b5bca41c87a8be472c
SHA256409f89268972ae1bff240cc395cc31a3b3876b96f4d6e56fcc5fef74001fcf27
SHA51248daa8f783b24451082c4c339e9f3f704037f89632b55ebf3b6d5b13a85f077785a8ff60f5d35eed8e03fc90543ec5df1b3a1e0dcdf60b7de5a0dc704ffac22a
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
2B
MD5d751713988987e9331980363e24189ce
SHA197d170e1550eee4afc0af065b78cda302a97674c
SHA2564f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
SHA512b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
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Filesize
40B
MD520d4b8fa017a12a108c87f540836e250
SHA11ac617fac131262b6d3ce1f52f5907e31d5f6f00
SHA2566028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
SHA512507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856
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Filesize
33KB
MD55ae4643f48e90545f886b690cc1d5b92
SHA173be20df1cdae5baad81a5e197a8f7ff9d25561e
SHA2560e77afc446941e41d345a081318e577885c94e993aef34ff797e2f051ab2df38
SHA51268577ab8115d5a70412cef7a3072d8f094702bda555b46e6a5f4224dcdc004068d0c1754adca70cc4480f5a76dc252eda7ed10720e3586052747656acf256f07