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241002-n2j6fsycqb3Analysis
- max time kernel
281s - max time network
284s - platform
windows10-ltsc 2021_x64 - resource
win10ltsc2021-20241023-en - resource tags
arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system - submitted
01/11/2024, 12:33
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
dl2.exe
Resource
win7-20241010-en
windows7-x64
6 signatures
300 seconds
Behavioral task
behavioral2
Sample
dl2.exe
Resource
win10ltsc2021-20241023-en
windows10-ltsc 2021-x64
11 signatures
300 seconds
General
- Target dl2.exe
- Size 849KB
- Sample241101-pradyaypdv
- SHA256 342f04c4720590c40d24078d46d9b19d8175565f0af460598171d58f5ffc48f3
- MD5 c2055b7fbaa041d9f68b9d5df9b45edd
- SHA1 e4bd443bd4ce9029290dcd4bb47cb1a01f3b1b06
- SHA512 18905b75938b8af9468b1aa3ffbae796a139c2762e623aa6ffb9ec2b293dd04aa1f90d1ed5a7dbda7853795a3688e368121a134c7f63e527a8e5e7679301a1dc
- SSDEEP 12288:A3RY3yNqMRTF4q2rxHn2ot/81xpNQyjUXlmoe7ufjHAtjXD7r2:A3RY3R24q+xn/8Xp2yOl5fzQ/2
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- BazarBackdoor 22 IoCs
Stealthy backdoor targeting corporate networks, believed to be developed by Trickbot's authors.
description flow ioc Process 84 zirabuo.bazar Process not Found 88 zirabuo.bazar Process not Found 89 zirabuo.bazar Process not Found 90 zirabuo.bazar Process not Found 95 zirabuo.bazar Process not Found 100 zirabuo.bazar Process not Found 69 zirabuo.bazar Process not Found 75 zirabuo.bazar Process not Found 103 zirabuo.bazar Process not Found 107 zirabuo.bazar Process not Found 79 zirabuo.bazar Process not Found 96 zirabuo.bazar Process not Found 99 zirabuo.bazar Process not Found Key value queried \REGISTRY\USER\S-1-5-21-1669812756-2240353048-2660728061-1000\Control Panel\International\Geo\Nation taskmgr.exe 74 zirabuo.bazar Process not Found 83 zirabuo.bazar Process not Found 85 zirabuo.bazar Process not Found 108 zirabuo.bazar Process not Found 71 zirabuo.bazar Process not Found 72 zirabuo.bazar Process not Found 80 zirabuo.bazar Process not Found 104 zirabuo.bazar Process not Found - Bazarbackdoor family
- Tries to connect to .bazar domain 21 IoCs
Attempts to lookup or connect to a .bazar domain, used by BazarBackdoor, Trickbot, and potentially others.
flow ioc 80 zirabuo.bazar 84 zirabuo.bazar 90 zirabuo.bazar 95 zirabuo.bazar 103 zirabuo.bazar 74 zirabuo.bazar 75 zirabuo.bazar 79 zirabuo.bazar 89 zirabuo.bazar 83 zirabuo.bazar 85 zirabuo.bazar 88 zirabuo.bazar 99 zirabuo.bazar 104 zirabuo.bazar 108 zirabuo.bazar 69 zirabuo.bazar 72 zirabuo.bazar 96 zirabuo.bazar 71 zirabuo.bazar 100 zirabuo.bazar 107 zirabuo.bazar - Unexpected DNS network traffic destination 21 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 91.217.137.37 Destination IP 51.254.25.115 Destination IP 185.121.177.177 Destination IP 46.28.207.199 Destination IP 51.254.25.115 Destination IP 87.98.175.85 Destination IP 82.141.39.32 Destination IP 192.99.85.244 Destination IP 158.69.239.167 Destination IP 169.239.202.202 Destination IP 104.37.195.178 Destination IP 158.69.160.164 Destination IP 193.183.98.66 Destination IP 142.4.204.111 Destination IP 31.171.251.118 Destination IP 198.251.90.143 Destination IP 5.132.191.104 Destination IP 81.2.241.148 Destination IP 111.67.20.8 Destination IP 163.53.248.170 Destination IP 142.4.205.47 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000 taskmgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A taskmgr.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName taskmgr.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 5280 taskmgr.exe - Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeDebugPrivilege 5280 taskmgr.exe Token: SeSystemProfilePrivilege 5280 taskmgr.exe Token: SeCreateGlobalPrivilege 5280 taskmgr.exe Token: SeBackupPrivilege 1428 svchost.exe Token: SeRestorePrivilege 1428 svchost.exe Token: SeSecurityPrivilege 1428 svchost.exe Token: SeTakeOwnershipPrivilege 1428 svchost.exe Token: 35 1428 svchost.exe - Suspicious use of FindShellTrayWindow 64 IoCs
pid Process 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe - Suspicious use of SendNotifyMessage 64 IoCs
pid Process 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe 5280 taskmgr.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1196 dl2.exe 1628 dl2.exe 4600 dl2.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\dl2.exe"C:\Users\Admin\AppData\Local\Temp\dl2.exe"1⤵
- Suspicious use of SetWindowsHookEx
PID:1196
-
C:\Users\Admin\AppData\Local\Temp\dl2.exeC:\Users\Admin\AppData\Local\Temp\dl2.exe {7A47848C-37B8-4D4E-8B80-565135B6F845}1⤵
- Suspicious use of SetWindowsHookEx
PID:1628
-
C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- BazarBackdoor
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:5280
-
C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:2300
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k SDRSVC1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1428
-
C:\Users\Admin\AppData\Local\Temp\dl2.exe"C:\Users\Admin\AppData\Local\Temp\dl2.exe"1⤵
- Suspicious use of SetWindowsHookEx
PID:4600