Analysis
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max time kernel
132s -
max time network
248s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
19-09-2024 22:41
Static task
static1
Behavioral task
behavioral1
Sample
be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe
Resource
win10-20240404-en
General
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Target
be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe
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Size
283KB
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MD5
ac7314c596e766b8f4f368579e2e0f8f
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SHA1
0e4941e5e4299d04b9408194542c7362bcabcd2f
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SHA256
be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9
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SHA512
4258b6d15cd1c87d1787507f9132e5cf2caebfbf46dd055950dec8bb55faa094571d5b88cc58078adbab49f72fd3439f14ccae04de3d4bde672a540699a49428
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SSDEEP
6144:DjacaEk/a7rOXYSjyZ6bNEl3ptRZjZLXksRKAylE//0Cw9EO:XzaEu2iZjyZ6b03ptRFZTFKu0CsEO
Malware Config
Extracted
vidar
https://t.me/edm0d
https://steamcommunity.com/profiles/76561199768374681
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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
Signatures
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Detect Vidar Stealer 18 IoCs
resource yara_rule behavioral2/memory/3556-4-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3556-7-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3556-9-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3556-27-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3556-28-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3556-44-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3556-45-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3556-71-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3556-72-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3556-79-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3556-80-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5104-115-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5104-119-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5104-117-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5104-129-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5104-130-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5104-145-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5104-146-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 3948 JKJDAEBFCB.exe 5116 GIIIECBGDH.exe -
Loads dropped DLL 2 IoCs
pid Process 3556 RegAsm.exe 3556 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 4800 set thread context of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 3948 set thread context of 4148 3948 JKJDAEBFCB.exe 78 PID 5116 set thread context of 5104 5116 GIIIECBGDH.exe 81 -
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 timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JKJDAEBFCB.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language GIIIECBGDH.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 4308 timeout.exe -
Suspicious behavior: EnumeratesProcesses 34 IoCs
pid Process 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 3556 RegAsm.exe 5104 RegAsm.exe 5104 RegAsm.exe 5104 RegAsm.exe 5104 RegAsm.exe 5104 RegAsm.exe 5104 RegAsm.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 4800 wrote to memory of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 4800 wrote to memory of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 4800 wrote to memory of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 4800 wrote to memory of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 4800 wrote to memory of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 4800 wrote to memory of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 4800 wrote to memory of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 4800 wrote to memory of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 4800 wrote to memory of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 4800 wrote to memory of 3556 4800 be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe 73 PID 3556 wrote to memory of 3948 3556 RegAsm.exe 75 PID 3556 wrote to memory of 3948 3556 RegAsm.exe 75 PID 3556 wrote to memory of 3948 3556 RegAsm.exe 75 PID 3948 wrote to memory of 4148 3948 JKJDAEBFCB.exe 78 PID 3948 wrote to memory of 4148 3948 JKJDAEBFCB.exe 78 PID 3948 wrote to memory of 4148 3948 JKJDAEBFCB.exe 78 PID 3948 wrote to memory of 4148 3948 JKJDAEBFCB.exe 78 PID 3948 wrote to memory of 4148 3948 JKJDAEBFCB.exe 78 PID 3948 wrote to memory of 4148 3948 JKJDAEBFCB.exe 78 PID 3948 wrote to memory of 4148 3948 JKJDAEBFCB.exe 78 PID 3948 wrote to memory of 4148 3948 JKJDAEBFCB.exe 78 PID 3948 wrote to memory of 4148 3948 JKJDAEBFCB.exe 78 PID 3556 wrote to memory of 5116 3556 RegAsm.exe 79 PID 3556 wrote to memory of 5116 3556 RegAsm.exe 79 PID 3556 wrote to memory of 5116 3556 RegAsm.exe 79 PID 5116 wrote to memory of 5104 5116 GIIIECBGDH.exe 81 PID 5116 wrote to memory of 5104 5116 GIIIECBGDH.exe 81 PID 5116 wrote to memory of 5104 5116 GIIIECBGDH.exe 81 PID 5116 wrote to memory of 5104 5116 GIIIECBGDH.exe 81 PID 5116 wrote to memory of 5104 5116 GIIIECBGDH.exe 81 PID 5116 wrote to memory of 5104 5116 GIIIECBGDH.exe 81 PID 5116 wrote to memory of 5104 5116 GIIIECBGDH.exe 81 PID 5116 wrote to memory of 5104 5116 GIIIECBGDH.exe 81 PID 5116 wrote to memory of 5104 5116 GIIIECBGDH.exe 81 PID 5116 wrote to memory of 5104 5116 GIIIECBGDH.exe 81 PID 3556 wrote to memory of 4464 3556 RegAsm.exe 82 PID 3556 wrote to memory of 4464 3556 RegAsm.exe 82 PID 3556 wrote to memory of 4464 3556 RegAsm.exe 82 PID 4464 wrote to memory of 4308 4464 cmd.exe 84 PID 4464 wrote to memory of 4308 4464 cmd.exe 84 PID 4464 wrote to memory of 4308 4464 cmd.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe"C:\Users\Admin\AppData\Local\Temp\be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4800 -
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:3556 -
C:\ProgramData\JKJDAEBFCB.exe"C:\ProgramData\JKJDAEBFCB.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3948 -
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:4148
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C:\ProgramData\GIIIECBGDH.exe"C:\ProgramData\GIIIECBGDH.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5116 -
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:5104
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\DBKFIDAAEHIE" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4464 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4308
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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
148KB
MD590a1d4b55edf36fa8b4cc6974ed7d4c4
SHA1aba1b8d0e05421e7df5982899f626211c3c4b5c1
SHA2567cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c
SHA512ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2
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Filesize
293KB
MD56d1999f1096cee3f06507e0d896d7c4a
SHA1947cde63e799d23622468caecd0172a4ce8e8c17
SHA2566f8b44c727d44c82461e3e33098a1d93517bd200c4489120914f34e22715309c
SHA512eb46aa64facd4456eaad1b24ee158b9e7bd5426580caf1ca4d5cd24fe08127612b8fcb2e1cedd054daff85e315d3942fb75bc5959c89baadf832d70a8a0982b1
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Filesize
355KB
MD5731a25a9b1f2c31056f7bd75c71deac4
SHA1ac95005a75add78f8226e553ff3bb32bcfeef1ea
SHA256d0285d1ff85d7ef17ce9e3c0b185bd93624d6fde47a2cf0ec99a8cfd4a7afb0d
SHA512efccfa84482c3a262c2efe9d5107a22a94efae352a46d01c0c677266835bb1d4b04a105ff7b94c5042640d40672576512ca06201260a5ee82257c7f524304fa4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize2KB
MD54c4bf9e4d624f1045d8f73ed7f97dc3e
SHA11d78800f4a780fc6f75a778faeed2baaf84f2206
SHA2566dcfee83067db655225002d6ee68c1948d82de8a4b488355fbdee6fce73638db
SHA5124c950580ec4fb088382f066948964846bbee5d575eac1f70253e5adc3c09f071d398c1b6eb42fb2a00e017ba2a344ef6709c6f321a5b38db8bd39933989494bb
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize2KB
MD57ec05ad5ad4ea2f59d78a181b608dfb1
SHA195dfcb1ca8c7c6353bfc940c79f877d491158faa
SHA256197a38efa533f9ff60b730cbc9b5fb604893e8dfb08a9ba85f0e5424779e3759
SHA512da07b1ce6b278f20a93cfb83107be1a96bd134657be71f31b314e981ae9f85a8db50ae10458612bd460baca5e9402d5bce61b11ed648b191be42882273b8c00a
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize1KB
MD59ea353ed4fed6ed641da2a1a1e66cbf3
SHA142cf55d3608819795042c23df5f18fcd2b6b0c58
SHA2565245794a9cb70971f00a51f56b8b5305d16629c4d0d0e95916371a20a6119485
SHA5127476acf575e998c56bae27703d635c82a5cfd43f736b9618ec430168148f25d79c97ca344670298b51956ca0b3707d6499ef5865fe1b933acb948dddc822d05e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize458B
MD5c3473a9cd27c56a0b19c9e207cbdb9d5
SHA10b43c9cc34d1b23bf7cb2d130a3a6aa2982bf225
SHA256824514f2d822f5c3426523eb47c70d421c6a01e2af05c5f5f05ee700ec1506b7
SHA51263b1910f3b7e9e9ed5f93052d74351458e3b7201adbf6dad539d6573319a1fdbeb2def9234bb087e55aba0ce6343917aff8837eeaae5a57029ffcb77130ee657
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize450B
MD58e7123ef03f420fe4f55dfe3258ea034
SHA1643fe58b94c1d576117b48c4750a90e1b553e7b1
SHA2561c4b4f628e5c00f14a75e4764dae237b9875ddf1a53f42ae0b9c7d0f50650045
SHA5122cee99a70e27bfa7597f42694ad73557b243282daabeda0b9ef6cb6ced65cdff7756c8cec319fa0a17f020cb9f7ed2d54875ebad4454d022a934d2664388415d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize458B
MD52acf241527a0b195c813cfdd0da00e9e
SHA150a7bf3ae084cc1c7cfbdd28c9b02d419b751c68
SHA25657eb712456269a8c72ce0d53ce00365bc19473d94b176d29f894aeab569d3a95
SHA5122bead395db8a490f83ce68ecca60928c97e3df9030124a3e0fd9523178b0ae071092d76f5b2cc78b150eb0961bafb50ee92ac64e1bdc22fd67b8c66d566483ff
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Filesize
102B
MD5078610d591e78f919e739cc191ae2647
SHA18de1d4a1a79bf39e0eece2f9885d8a9fb08c449c
SHA25623b1bcabf7ee0f7ec5b628eb25d8304d2a46ebb31757650f7f11bf52f65c1d5d
SHA5127cb12fcf92781f5829a412209a5ea7d35f2009c00aff905ff1267c71faad4b8bea2544cff85320075429e8a55ca92704ea4261975486bd1f46c3b8ca5514c944
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571