Analysis
-
max time kernel
26s -
max time network
119s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-07-2021 20:03
Static task
static1
Behavioral task
behavioral1
Sample
45d9d9c13a4b2f77a5635a64cd58bd03.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
-
Target
45d9d9c13a4b2f77a5635a64cd58bd03.dll
-
Size
175KB
-
MD5
45d9d9c13a4b2f77a5635a64cd58bd03
-
SHA1
be2b540f68f41a7a05e7d68c52712347f979b706
-
SHA256
e26c7e7c111e41d766ab313e1c4c0f17cbc9710aee23248b017735caf97f2a0e
-
SHA512
2f72bc059afaf29cfdbd207684486ea3c32ce7f640bc8b1002948a7bdf987b5c7dbd35b3dc917b54f853683d1b331e61c619c1c309e3bedd15308a4ebfa5f141
Malware Config
Extracted
Family
dridex
Botnet
22201
C2
178.238.236.59:443
104.245.52.73:5007
81.0.236.93:13786
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral2/memory/1436-115-0x0000000074260000-0x0000000074290000-memory.dmp dridex_ldr -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1308 1436 WerFault.exe rundll32.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
WerFault.exepid process 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe 1308 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 1308 WerFault.exe Token: SeBackupPrivilege 1308 WerFault.exe Token: SeDebugPrivilege 1308 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 996 wrote to memory of 1436 996 rundll32.exe rundll32.exe PID 996 wrote to memory of 1436 996 rundll32.exe rundll32.exe PID 996 wrote to memory of 1436 996 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\45d9d9c13a4b2f77a5635a64cd58bd03.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:996 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\45d9d9c13a4b2f77a5635a64cd58bd03.dll,#12⤵PID:1436
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1436 -s 6403⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1308
-
-