Analysis
- max time kernel
141s - max time network
135s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system - submitted
01/07/2024, 01:05
Static task
static1
Behavioral task
behavioral1
Sample
416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe
Resource
win7-20240508-en
18 signatures
150 seconds
General
- Target 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe
- Size 4.4MB
- Sample240701-bf16mavckj
- SHA256 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b
- MD5 c5f20b0cb835adff91c281ba3e9995e3
- SHA1 b7edfc4fb9befe9acf241e423741e27d68dfd832
- SHA512 233587e39de30cfa0a9526fb041f9c9c70a1e7574e8bd8d934f7b795f3eff2a8aa8e98f20a7fcb06f00c85c233461d56bbabb4bba39c1ac4869839e3f0022678
- SSDEEP 49152:e+PcYB/o36ki63Hw4/uzcdl3ne2xAOVmmgZV099snm9pswB0Nq7:tPcYB/y6ki6PnuwT06sajB0Nq7
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
vidar
C2
-
https://t.me/g067n
-
https://steamcommunity.com/profiles/76561199707802586
Attributes
-
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0
Extracted
Family
-
lumma
C2
-
https://potterryisiw.shop/api
-
https://foodypannyjsud.shop/api
-
https://contintnetksows.shop/api
-
https://reinforcedirectorywd.shop/api
Signatures
- Detect Vidar Stealer 5 IoCs
resource yara_rule behavioral2/memory/1040-69-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/1040-67-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/1040-73-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/1040-85-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral2/memory/1040-150-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 - Detect binaries embedding considerable number of MFA browser extension IDs. 2 IoCs
resource yara_rule behavioral2/memory/1040-85-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/1040-150-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs - Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 2 IoCs
resource yara_rule behavioral2/memory/1040-85-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/1040-150-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs - Detects Windows executables referencing non-Windows User-Agents 5 IoCs
resource yara_rule behavioral2/memory/1040-69-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral2/memory/1040-67-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral2/memory/1040-73-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral2/memory/1040-85-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral2/memory/1040-150-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA - Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 2 IoCs
resource yara_rule behavioral2/memory/1040-85-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral2/memory/1040-150-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers - Downloads MZ/PE file
- Executes dropped EXE 1 IoCs
pid Process 2208 EGDGCGCFHI.exe - Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 428 set thread context of 1040 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe 83 PID 2208 set thread context of 4336 2208 EGDGCGCFHI.exe 97 - Program crash 1 IoCs
pid pid_target Process procid_target 2248 2208 WerFault.exe 94 - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MSBuild.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MSBuild.exe - Delays execution with timeout.exe 1 IoCs
pid Process 344 timeout.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1040 MSBuild.exe 1040 MSBuild.exe 1040 MSBuild.exe 1040 MSBuild.exe 1040 MSBuild.exe 1040 MSBuild.exe 1040 MSBuild.exe 1040 MSBuild.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe - Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 428 wrote to memory of 1040 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe 83 PID 428 wrote to memory of 1040 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe 83 PID 428 wrote to memory of 1040 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe 83 PID 428 wrote to memory of 1040 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe 83 PID 428 wrote to memory of 1040 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe 83 PID 428 wrote to memory of 1040 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe 83 PID 428 wrote to memory of 1040 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe 83 PID 428 wrote to memory of 1040 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe 83 PID 428 wrote to memory of 1040 428 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe 83 PID 1040 wrote to memory of 2208 1040 MSBuild.exe 94 PID 1040 wrote to memory of 2208 1040 MSBuild.exe 94 PID 1040 wrote to memory of 2208 1040 MSBuild.exe 94 PID 2208 wrote to memory of 4336 2208 EGDGCGCFHI.exe 97 PID 2208 wrote to memory of 4336 2208 EGDGCGCFHI.exe 97 PID 2208 wrote to memory of 4336 2208 EGDGCGCFHI.exe 97 PID 2208 wrote to memory of 4336 2208 EGDGCGCFHI.exe 97 PID 2208 wrote to memory of 4336 2208 EGDGCGCFHI.exe 97 PID 2208 wrote to memory of 4336 2208 EGDGCGCFHI.exe 97 PID 2208 wrote to memory of 4336 2208 EGDGCGCFHI.exe 97 PID 2208 wrote to memory of 4336 2208 EGDGCGCFHI.exe 97 PID 2208 wrote to memory of 4336 2208 EGDGCGCFHI.exe 97 PID 1040 wrote to memory of 412 1040 MSBuild.exe 101 PID 1040 wrote to memory of 412 1040 MSBuild.exe 101 PID 1040 wrote to memory of 412 1040 MSBuild.exe 101 PID 412 wrote to memory of 344 412 cmd.exe 103 PID 412 wrote to memory of 344 412 cmd.exe 103 PID 412 wrote to memory of 344 412 cmd.exe 103
Processes
-
C:\Users\Admin\AppData\Local\Temp\416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe"C:\Users\Admin\AppData\Local\Temp\416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:428 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1040 -
C:\ProgramData\EGDGCGCFHI.exe"C:\ProgramData\EGDGCGCFHI.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:4336
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2208 -s 2724⤵
- Program crash
PID:2248
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\EGHJKFHJJJKJ" & exit3⤵
- Suspicious use of WriteProcessMemory
PID:412 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- Delays execution with timeout.exe
PID:344
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2208 -ip 22081⤵PID:3840
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\ProgramData\EGDGCGCFHI.exe
- Size 516KB
- SHA256 07c09ba5a84f619e5b83a54298ffc58d20b00f14399c7a94b7f02b70efc60f35
- MD5 0309dd0131150796ea99b30a62194fae
- SHA1 2df6e334708eae810a74b844fd57e18e9fdc34cd
- SHA512 3d4e5a0718d04fee92d8040880b631107d1e23a6b3bce430d58769179af999c28b99e50c5cd45f283339f7bbb24ffacbf601a5447edb12e28da4517fbfa282e8
- SSDEEP 12288:YwFARGxNB+mIuUOI+J0X6KALNGK34y1sB2Y+Jg4c:Yj4xb+mrZj1VHSB2Y6d
- MD5 SHA1 SHA512 SSDEEP