Analysis
-
max time kernel
197s -
max time network
301s -
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 22:32
Static task
static1
Behavioral task
behavioral1
Sample
2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe
Resource
win10-20240404-en
General
-
Target
2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe
-
Size
274KB
-
MD5
cedcd86d234896b7a4f145f0d0c2afc7
-
SHA1
4c4e420ba4c157bbf1b93f4822b242a2a9dd304a
-
SHA256
2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b
-
SHA512
eb70d3ccf6970256155ae533407a1d904092356272b9ebffead37fbf55a8530f07e19b5ab3990e3ab4ff8c5f82e4413eaed99e605d33a0a28878ff99d5c5ae75
-
SSDEEP
6144:tevsJRmJAvNCf3GIaWAlgO6dEkcsLOTvisCKsB:tgGRmJUSGYAt6dEkcVTvlsB
Malware Config
Extracted
vidar
https://t.me/edm0d
https://steamcommunity.com/profiles/76561199768374681
-
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
-
Detect Vidar Stealer 18 IoCs
resource yara_rule behavioral2/memory/428-4-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/428-9-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/428-7-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/428-27-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/428-28-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/428-44-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/428-45-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/428-71-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/428-72-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/428-79-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/428-80-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1880-115-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1880-119-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1880-117-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1880-129-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1880-130-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1880-141-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1880-142-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
-
Downloads MZ/PE file
-
Executes dropped EXE 2 IoCs
pid Process 4968 DAECGCGHCG.exe 2624 BFIDGHDBAF.exe -
Loads dropped DLL 2 IoCs
pid Process 428 RegAsm.exe 428 RegAsm.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
-
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 380 set thread context of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 4968 set thread context of 1492 4968 DAECGCGHCG.exe 79 PID 2624 set thread context of 1880 2624 BFIDGHDBAF.exe 84 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 DAECGCGHCG.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language BFIDGHDBAF.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 timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.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 4564 timeout.exe -
Suspicious behavior: EnumeratesProcesses 38 IoCs
pid Process 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 428 RegAsm.exe 1880 RegAsm.exe 1880 RegAsm.exe 1880 RegAsm.exe 1880 RegAsm.exe -
Suspicious use of WriteProcessMemory 47 IoCs
description pid Process procid_target PID 380 wrote to memory of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 380 wrote to memory of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 380 wrote to memory of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 380 wrote to memory of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 380 wrote to memory of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 380 wrote to memory of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 380 wrote to memory of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 380 wrote to memory of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 380 wrote to memory of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 380 wrote to memory of 428 380 2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe 74 PID 428 wrote to memory of 4968 428 RegAsm.exe 76 PID 428 wrote to memory of 4968 428 RegAsm.exe 76 PID 428 wrote to memory of 4968 428 RegAsm.exe 76 PID 4968 wrote to memory of 1492 4968 DAECGCGHCG.exe 79 PID 4968 wrote to memory of 1492 4968 DAECGCGHCG.exe 79 PID 4968 wrote to memory of 1492 4968 DAECGCGHCG.exe 79 PID 4968 wrote to memory of 1492 4968 DAECGCGHCG.exe 79 PID 4968 wrote to memory of 1492 4968 DAECGCGHCG.exe 79 PID 4968 wrote to memory of 1492 4968 DAECGCGHCG.exe 79 PID 4968 wrote to memory of 1492 4968 DAECGCGHCG.exe 79 PID 4968 wrote to memory of 1492 4968 DAECGCGHCG.exe 79 PID 4968 wrote to memory of 1492 4968 DAECGCGHCG.exe 79 PID 428 wrote to memory of 2624 428 RegAsm.exe 80 PID 428 wrote to memory of 2624 428 RegAsm.exe 80 PID 428 wrote to memory of 2624 428 RegAsm.exe 80 PID 2624 wrote to memory of 2112 2624 BFIDGHDBAF.exe 82 PID 2624 wrote to memory of 2112 2624 BFIDGHDBAF.exe 82 PID 2624 wrote to memory of 2112 2624 BFIDGHDBAF.exe 82 PID 2624 wrote to memory of 2968 2624 BFIDGHDBAF.exe 83 PID 2624 wrote to memory of 2968 2624 BFIDGHDBAF.exe 83 PID 2624 wrote to memory of 2968 2624 BFIDGHDBAF.exe 83 PID 2624 wrote to memory of 1880 2624 BFIDGHDBAF.exe 84 PID 2624 wrote to memory of 1880 2624 BFIDGHDBAF.exe 84 PID 2624 wrote to memory of 1880 2624 BFIDGHDBAF.exe 84 PID 2624 wrote to memory of 1880 2624 BFIDGHDBAF.exe 84 PID 2624 wrote to memory of 1880 2624 BFIDGHDBAF.exe 84 PID 2624 wrote to memory of 1880 2624 BFIDGHDBAF.exe 84 PID 2624 wrote to memory of 1880 2624 BFIDGHDBAF.exe 84 PID 2624 wrote to memory of 1880 2624 BFIDGHDBAF.exe 84 PID 2624 wrote to memory of 1880 2624 BFIDGHDBAF.exe 84 PID 2624 wrote to memory of 1880 2624 BFIDGHDBAF.exe 84 PID 428 wrote to memory of 2416 428 RegAsm.exe 85 PID 428 wrote to memory of 2416 428 RegAsm.exe 85 PID 428 wrote to memory of 2416 428 RegAsm.exe 85 PID 2416 wrote to memory of 4564 2416 cmd.exe 87 PID 2416 wrote to memory of 4564 2416 cmd.exe 87 PID 2416 wrote to memory of 4564 2416 cmd.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe"C:\Users\Admin\AppData\Local\Temp\2a5d249ebceed527e7ea8d3e5bd9f6769dca5731d45fa4a2aa1495a28b96f98b.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:380 -
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:428 -
C:\ProgramData\DAECGCGHCG.exe"C:\ProgramData\DAECGCGHCG.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4968 -
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:1492
-
-
-
C:\ProgramData\BFIDGHDBAF.exe"C:\ProgramData\BFIDGHDBAF.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:2112
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:2968
-
-
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:1880
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\BAAEHDBFIDAF" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2416 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
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
-
Filesize
293KB
MD56d1999f1096cee3f06507e0d896d7c4a
SHA1947cde63e799d23622468caecd0172a4ce8e8c17
SHA2566f8b44c727d44c82461e3e33098a1d93517bd200c4489120914f34e22715309c
SHA512eb46aa64facd4456eaad1b24ee158b9e7bd5426580caf1ca4d5cd24fe08127612b8fcb2e1cedd054daff85e315d3942fb75bc5959c89baadf832d70a8a0982b1
-
Filesize
355KB
MD5731a25a9b1f2c31056f7bd75c71deac4
SHA1ac95005a75add78f8226e553ff3bb32bcfeef1ea
SHA256d0285d1ff85d7ef17ce9e3c0b185bd93624d6fde47a2cf0ec99a8cfd4a7afb0d
SHA512efccfa84482c3a262c2efe9d5107a22a94efae352a46d01c0c677266835bb1d4b04a105ff7b94c5042640d40672576512ca06201260a5ee82257c7f524304fa4
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize2KB
MD54c4bf9e4d624f1045d8f73ed7f97dc3e
SHA11d78800f4a780fc6f75a778faeed2baaf84f2206
SHA2566dcfee83067db655225002d6ee68c1948d82de8a4b488355fbdee6fce73638db
SHA5124c950580ec4fb088382f066948964846bbee5d575eac1f70253e5adc3c09f071d398c1b6eb42fb2a00e017ba2a344ef6709c6f321a5b38db8bd39933989494bb
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize2KB
MD57ec05ad5ad4ea2f59d78a181b608dfb1
SHA195dfcb1ca8c7c6353bfc940c79f877d491158faa
SHA256197a38efa533f9ff60b730cbc9b5fb604893e8dfb08a9ba85f0e5424779e3759
SHA512da07b1ce6b278f20a93cfb83107be1a96bd134657be71f31b314e981ae9f85a8db50ae10458612bd460baca5e9402d5bce61b11ed648b191be42882273b8c00a
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize1KB
MD59ea353ed4fed6ed641da2a1a1e66cbf3
SHA142cf55d3608819795042c23df5f18fcd2b6b0c58
SHA2565245794a9cb70971f00a51f56b8b5305d16629c4d0d0e95916371a20a6119485
SHA5127476acf575e998c56bae27703d635c82a5cfd43f736b9618ec430168148f25d79c97ca344670298b51956ca0b3707d6499ef5865fe1b933acb948dddc822d05e
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize458B
MD577a0b9e3f18a6c716d41531295371b10
SHA178932ec5af76c8443efa053fb66cff349813ba4b
SHA256d211a17c5ae77e41f6f46067457e14114480cf3ba42915375e895e8defe92e72
SHA5124ccc2ab19cb7082167e7f094d23f29aa5706280145c342461648d81a1f337c47da4bd2784b1efad3ba1655d481c53153ad47f1bd3594fddc9bc59ca7cfe13420
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize450B
MD55bf1905e1519dd5045b88954b3ceb98c
SHA1675c53d1897307c6a223dcfd06d74c0a139fe9d1
SHA25698b158e616696593339a5420c237b986ea2f59520f0e45db37dc7557be94e51c
SHA5122f6dbca46a9ee056f723dc42e8fcf7e26e6358012306e0c5a122b9c7f9c4048a4a19261947130b53ff1fc727532f2b2aeb4160ee2d61ff8e52b2517abae387d3
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize458B
MD5aa1830bf436621fdd1c717a957c39823
SHA158d0c39ab770bfd009bd52b0ca74bad15d4ca4e1
SHA25654660cd4431ef49ffe0e716299d5cee91a909795735829a0f1556243a1683385
SHA5123ce720565aef7e1d49a823167ff9d234fa1f0e389be5fab7e4d81d47b5f1238d31f652f7146faa5c83ce94eddd7358610936cc05e3f8f1d199068a9545679bd4
-
Filesize
102B
MD5515279109e8fd5b2bc6b44440f6ea2eb
SHA160c1c686010cfb8eecaef9976ff3f01f37ff872f
SHA25617c7841a35e76381a56fe9d9cc277b77922e1f87a43a3f07500702d5771e31db
SHA512dc6c1155b265c7858585e9889a82ed86bfbe4d0d12c3fc3f75c5c50fec13c830cbee1b61d994afc95f44aa0da9ddb359ffa8d6ec7ec4d487217c87ede21e4070
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571