Analysis
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max time kernel
140s -
max time network
130s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
27-04-2023 07:20
Static task
static1
General
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Target
8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe
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Size
327KB
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MD5
09229318052a46a2e940512b1ab9ebd7
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SHA1
919cac1f52283c0db212ee974bc727a11d2c09f6
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SHA256
8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33
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SHA512
cc7528776f8ecf72671c5b4d8d8303aa73801730f1e9b0ccb86736322334688ddc76b2279e2997f35bb87ce2ec0c2d387303d69a39c37a5409f73fe083572541
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SSDEEP
6144:l7/GkT/6+vkGKG6eqQyBq7t/YmwUEQb3uC8Nv:l7ukT/6EkGX6eqQyKt/nwvQb378N
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__ 24124621107439935622.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 24124621107439935622.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 24124621107439935622.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe -
Executes dropped EXE 3 IoCs
pid Process 4596 24124621107439935622.exe 4484 48090934046940549913.exe 4816 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.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/0x000600000001ae98-212.dat upx behavioral1/files/0x000600000001ae98-211.dat upx behavioral1/memory/4484-213-0x00000000011A0000-0x0000000002004000-memory.dmp upx behavioral1/memory/4484-214-0x00000000011A0000-0x0000000002004000-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-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 24124621107439935622.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 24124621107439935622.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4596 24124621107439935622.exe 4816 ntlhost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4812 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 27 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3640 wrote to memory of 4596 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe 67 PID 3640 wrote to memory of 4596 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe 67 PID 3640 wrote to memory of 4484 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe 69 PID 3640 wrote to memory of 4484 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe 69 PID 4484 wrote to memory of 3040 4484 48090934046940549913.exe 70 PID 4484 wrote to memory of 3040 4484 48090934046940549913.exe 70 PID 3640 wrote to memory of 3624 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe 72 PID 3640 wrote to memory of 3624 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe 72 PID 3640 wrote to memory of 3624 3640 8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe 72 PID 3040 wrote to memory of 3716 3040 cmd.exe 74 PID 3040 wrote to memory of 3716 3040 cmd.exe 74 PID 3624 wrote to memory of 4812 3624 cmd.exe 75 PID 3624 wrote to memory of 4812 3624 cmd.exe 75 PID 3624 wrote to memory of 4812 3624 cmd.exe 75 PID 4596 wrote to memory of 4816 4596 24124621107439935622.exe 76 PID 4596 wrote to memory of 4816 4596 24124621107439935622.exe 76
Processes
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C:\Users\Admin\AppData\Local\Temp\8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe"C:\Users\Admin\AppData\Local\Temp\8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3640 -
C:\ProgramData\24124621107439935622.exe"C:\ProgramData\24124621107439935622.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:4596 -
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:4816
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C:\ProgramData\48090934046940549913.exe"C:\ProgramData\48090934046940549913.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\48090934046940549913.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:3716
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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\8db0e4cac079cbda9ced79b3bec1d5bd317d1a95d92ff650e0a5ae86d8f6de33.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3624 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4812
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
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
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
425.4MB
MD5ab37ec605d3181dfce5c2d14c97529ce
SHA1eaa4c51d07546abf3664b633257a1d5eb4ec9121
SHA2566c8b60f8b29d0a75c7d342b853a99409ad3e2be91f75c5f17eda2e5be108c496
SHA512c357684f81b4575701d5ea571178d73d102be67ec11ef313e19bcade64c6b1f45d93cfc695a009e87136d7a69251c309a9eb7ff8363cd4f2522efe561efb5de3
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Filesize
461.4MB
MD58d4b23140d0e808b0711beb390b2696f
SHA1cd183d65e3798deaa45385a475b45e9de28f87d3
SHA256e16af87ebb059f476d2859a71205125f803f8e0b2adaccefba272619edd4e7c4
SHA512861db40353189269248469545460ef434586c651704f1d39c19fb716c4a784dd115e1587800c471df6896c17a5d82b56f2fdb09aee840b414d603918929e018e
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Filesize
482.8MB
MD58ff90e7193e2afe4d7c073bd7e73fdb9
SHA1cc9ab5925e06caf968d7989965049af779447cc9
SHA2565dc417487754aed47edd07f8d6d85eadda42ba3ac47790b1d997002353d6f4f8
SHA51253b7fb057179458cef28d604ce9b2525bb96509906a85e70e6d9ab03995b34dc9ddf3948557a3d090e75c83a000ed1b5307e77e86014020ea58d97e7b010bd5d
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571