Analysis
- max time kernel
61s - max time network
125s - platform
windows10_x64 - resource
win10v20201028 - submitted
24/02/2021, 15:31
Static task
static1
Behavioral task
behavioral1
Sample
c2168363258585cd2ee8434168f053eecb8926ee9a013e3043f48b4bae9a505a.dll
Resource
win7v20201028
0 signatures
0 seconds
General
- Target c2168363258585cd2ee8434168f053eecb8926ee9a013e3043f48b4bae9a505a.dll
- Size 188KB
- Sample210224-nd4etc2w86
- SHA256 c2168363258585cd2ee8434168f053eecb8926ee9a013e3043f48b4bae9a505a
- MD5 94c520bf34e4ed306295d4254851fc01
- SHA1 f528a3571ffb5569a9693aa16345b8e30151f956
- SHA512 414869b017cd7741ee403e04f299eaf8b157ef326d661175f2ad3448a40e18404dee5a3719c2dc6323c94019e9a7f7f57cb8094eb0b07d98000e7f033073f0ea
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
dridex
Botnet
-
111
C2
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209.151.236.42:443
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91.121.94.86:8172
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5.189.144.136:6516
rc4.plain
rc4.plain
Signatures
-
resource yara_rule behavioral2/memory/4704-3-0x0000000075A50000-0x0000000075A81000-memory.dmp dridex_ldr - Program crash 1 IoCs
pid pid_target Process procid_target 4072 4704 WerFault.exe 31 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe 4072 WerFault.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 4072 WerFault.exe Token: SeBackupPrivilege 4072 WerFault.exe Token: SeDebugPrivilege 4072 WerFault.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4692 wrote to memory of 4704 4692 rundll32.exe 31 PID 4692 wrote to memory of 4704 4692 rundll32.exe 31 PID 4692 wrote to memory of 4704 4692 rundll32.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c2168363258585cd2ee8434168f053eecb8926ee9a013e3043f48b4bae9a505a.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4692 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c2168363258585cd2ee8434168f053eecb8926ee9a013e3043f48b4bae9a505a.dll,#12⤵PID:4704
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4704 -s 7203⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4072
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