Analysis
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max time kernel
142s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-04-2023 05:04
Static task
static1
Behavioral task
behavioral1
Sample
26c12aba3b5a115d120e72c7dd409d62.exe
Resource
win7-20230220-en
General
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Target
26c12aba3b5a115d120e72c7dd409d62.exe
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Size
327KB
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MD5
26c12aba3b5a115d120e72c7dd409d62
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SHA1
9f6679142b2477d71be091e53c0f8ed0717b9ca5
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SHA256
e6e4ba6207c487fbd207a88cd71d12203e8899daf72a6819131aa805fb0c4444
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SHA512
4753e73049a831717740cf5e720d522be78d96cd988136ca0460181f050a5d32acc906e6c2f1aed43ffe083c2395cf39ea95a4d3193aa3eaa8d6bf4f4d316d93
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SSDEEP
6144:B2sVK4VHEAOqec36ItOuSe4if2CGzUdjJ1s8F8gU:gwKGVOqe5EnlLrs85U
Malware Config
Extracted
vidar
3.5
2234cb18bdcd93ea6f4e5f1473025a81
https://steamcommunity.com/profiles/76561199497218285
https://t.me/tg_duckworld
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profile_id_v2
2234cb18bdcd93ea6f4e5f1473025a81
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user_agent
Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7
Extracted
laplas
http://89.23.97.128
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api_key
bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 55880535377626883705.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ntlhost.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 55880535377626883705.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 55880535377626883705.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe -
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-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation 26c12aba3b5a115d120e72c7dd409d62.exe -
Executes dropped EXE 3 IoCs
pid Process 4940 55880535377626883705.exe 448 18560663447228284347.exe 3656 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 3260 26c12aba3b5a115d120e72c7dd409d62.exe 3260 26c12aba3b5a115d120e72c7dd409d62.exe -
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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resource yara_rule behavioral2/files/0x0002000000022ce0-239.dat upx behavioral2/files/0x0002000000022ce0-244.dat upx behavioral2/files/0x0002000000022ce0-243.dat upx behavioral2/memory/448-248-0x0000000000FD0000-0x0000000001E34000-memory.dmp upx behavioral2/memory/448-249-0x0000000000FD0000-0x0000000001E34000-memory.dmp upx -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 55880535377626883705.exe -
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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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 55880535377626883705.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4940 55880535377626883705.exe 3656 ntlhost.exe -
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 2508 3260 WerFault.exe 82 -
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 26c12aba3b5a115d120e72c7dd409d62.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 26c12aba3b5a115d120e72c7dd409d62.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3192 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 46 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3260 26c12aba3b5a115d120e72c7dd409d62.exe 3260 26c12aba3b5a115d120e72c7dd409d62.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3260 wrote to memory of 4940 3260 26c12aba3b5a115d120e72c7dd409d62.exe 87 PID 3260 wrote to memory of 4940 3260 26c12aba3b5a115d120e72c7dd409d62.exe 87 PID 3260 wrote to memory of 448 3260 26c12aba3b5a115d120e72c7dd409d62.exe 89 PID 3260 wrote to memory of 448 3260 26c12aba3b5a115d120e72c7dd409d62.exe 89 PID 448 wrote to memory of 524 448 18560663447228284347.exe 92 PID 448 wrote to memory of 524 448 18560663447228284347.exe 92 PID 524 wrote to memory of 2292 524 cmd.exe 94 PID 524 wrote to memory of 2292 524 cmd.exe 94 PID 3260 wrote to memory of 1312 3260 26c12aba3b5a115d120e72c7dd409d62.exe 95 PID 3260 wrote to memory of 1312 3260 26c12aba3b5a115d120e72c7dd409d62.exe 95 PID 3260 wrote to memory of 1312 3260 26c12aba3b5a115d120e72c7dd409d62.exe 95 PID 1312 wrote to memory of 3192 1312 cmd.exe 99 PID 1312 wrote to memory of 3192 1312 cmd.exe 99 PID 1312 wrote to memory of 3192 1312 cmd.exe 99 PID 4940 wrote to memory of 3656 4940 55880535377626883705.exe 102 PID 4940 wrote to memory of 3656 4940 55880535377626883705.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\26c12aba3b5a115d120e72c7dd409d62.exe"C:\Users\Admin\AppData\Local\Temp\26c12aba3b5a115d120e72c7dd409d62.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3260 -
C:\ProgramData\55880535377626883705.exe"C:\ProgramData\55880535377626883705.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:4940 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:3656
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C:\ProgramData\18560663447228284347.exe"C:\ProgramData\18560663447228284347.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:448 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\18560663447228284347.exe3⤵
- Suspicious use of WriteProcessMemory
PID:524 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:2292
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\26c12aba3b5a115d120e72c7dd409d62.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1312 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3192
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3260 -s 21362⤵
- Program crash
PID:2508
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3260 -ip 32601⤵PID:1808
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
3.0MB
MD5e81570d802d26df3dde953770c8c9766
SHA1d8df423343b59f8b53f10722b023622477e5fb31
SHA256e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f
SHA5121d03bc26a97b4eb680fe9d1996c525e086f6efcb40db2946e7297544a85cd0b6999ac03ed11048dc424631a643ba95a0624865351e86fb76ebc61641c73b7778
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Filesize
3.0MB
MD5e81570d802d26df3dde953770c8c9766
SHA1d8df423343b59f8b53f10722b023622477e5fb31
SHA256e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f
SHA5121d03bc26a97b4eb680fe9d1996c525e086f6efcb40db2946e7297544a85cd0b6999ac03ed11048dc424631a643ba95a0624865351e86fb76ebc61641c73b7778
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Filesize
3.0MB
MD5e81570d802d26df3dde953770c8c9766
SHA1d8df423343b59f8b53f10722b023622477e5fb31
SHA256e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f
SHA5121d03bc26a97b4eb680fe9d1996c525e086f6efcb40db2946e7297544a85cd0b6999ac03ed11048dc424631a643ba95a0624865351e86fb76ebc61641c73b7778
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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
766.0MB
MD5e23a6bbf0a83c24cfe7d240808cd9849
SHA10cf33bcac5632d5f3564ab6d38dc3589678918a7
SHA256eee88aab581e10ad8104da036df6a1f046925e6853b4afd3f177519843316e27
SHA512c3f48674668195ecdf186a5ba188d5435774cb95bd103eea34ff40915b44743c74ded3c2b08287f325b23911e95ccfd5fab75d3d448b4c8ea8d003a1a28b0974
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Filesize
766.0MB
MD5e23a6bbf0a83c24cfe7d240808cd9849
SHA10cf33bcac5632d5f3564ab6d38dc3589678918a7
SHA256eee88aab581e10ad8104da036df6a1f046925e6853b4afd3f177519843316e27
SHA512c3f48674668195ecdf186a5ba188d5435774cb95bd103eea34ff40915b44743c74ded3c2b08287f325b23911e95ccfd5fab75d3d448b4c8ea8d003a1a28b0974