Analysis
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max time kernel
149s -
max time network
153s -
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 09:50
Static task
static1
General
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Target
fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe
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Size
327KB
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MD5
fd2c7cdfb830ff412b14b742db554568
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SHA1
01b839813a3473a35b27c36d9cb2d294d49aed06
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SHA256
fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e
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SHA512
4144020dcd00a0c2c25b8eaad3d548c668fab0a518e92e4c354859f2c4773a180ea89948e213236cd61e2039b78d91e6a0b4f031f83dc2561ab1f963eccc783f
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SSDEEP
6144:2JM9I5kPGcFqhFy8vRa1yC98fmOEUMI1pASD+f0kMq0n/BfX0Nvy:2JFuGcFqHymN7fmluASC8kjm/B/0N
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__ 50990455772141873772.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\SystemBiosVersion 50990455772141873772.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 50990455772141873772.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe -
Executes dropped EXE 3 IoCs
pid Process 3248 70571963071458190814.exe 824 50990455772141873772.exe 3116 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.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 behavioral1/files/0x000300000001f723-225.dat upx behavioral1/files/0x000300000001f723-227.dat upx behavioral1/files/0x000300000001f723-228.dat upx behavioral1/memory/3248-233-0x0000000000620000-0x0000000001484000-memory.dmp upx behavioral1/memory/3248-232-0x0000000000620000-0x0000000001484000-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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 50990455772141873772.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 50990455772141873772.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 824 50990455772141873772.exe 3116 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 3032 4628 WerFault.exe 84 -
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 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2536 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 39 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4628 wrote to memory of 3248 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe 91 PID 4628 wrote to memory of 3248 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe 91 PID 3248 wrote to memory of 3952 3248 70571963071458190814.exe 93 PID 3248 wrote to memory of 3952 3248 70571963071458190814.exe 93 PID 4628 wrote to memory of 824 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe 94 PID 4628 wrote to memory of 824 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe 94 PID 3952 wrote to memory of 4436 3952 cmd.exe 96 PID 3952 wrote to memory of 4436 3952 cmd.exe 96 PID 4628 wrote to memory of 2000 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe 97 PID 4628 wrote to memory of 2000 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe 97 PID 4628 wrote to memory of 2000 4628 fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe 97 PID 2000 wrote to memory of 2536 2000 cmd.exe 100 PID 2000 wrote to memory of 2536 2000 cmd.exe 100 PID 2000 wrote to memory of 2536 2000 cmd.exe 100 PID 824 wrote to memory of 3116 824 50990455772141873772.exe 102 PID 824 wrote to memory of 3116 824 50990455772141873772.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe"C:\Users\Admin\AppData\Local\Temp\fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\ProgramData\70571963071458190814.exe"C:\ProgramData\70571963071458190814.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3248 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\70571963071458190814.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3952 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4436
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C:\ProgramData\50990455772141873772.exe"C:\ProgramData\50990455772141873772.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:824 -
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:3116
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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\fdeb9ecff21c26dc8f34612280e98afe9171d7d336121c2e312103857163136e.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2536
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 22442⤵
- Program crash
PID:3032
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4628 -ip 46281⤵PID:3948
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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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
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
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
747.0MB
MD596186df7136e7dff6684f2acf9bb0aea
SHA1b6e3fbe7d00301fb6535f71a63d8879eab73e39c
SHA256bb296e2b29cbb17674fe06c147a6769fd2a2e980916e6f04b488cbfbf94e37e3
SHA5126dea449566c79100b4b034144d2f7eae43e4cc5214c3113db0169112859691e265d1340cd00fae50c84470442927fdec250a233c8d80b622b87d47b45b234603
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Filesize
747.0MB
MD596186df7136e7dff6684f2acf9bb0aea
SHA1b6e3fbe7d00301fb6535f71a63d8879eab73e39c
SHA256bb296e2b29cbb17674fe06c147a6769fd2a2e980916e6f04b488cbfbf94e37e3
SHA5126dea449566c79100b4b034144d2f7eae43e4cc5214c3113db0169112859691e265d1340cd00fae50c84470442927fdec250a233c8d80b622b87d47b45b234603