Analysis
- max time kernel
25s - max time network
151s - platform
windows10_x64 - resource
win10v20210408 - submitted
21/07/2021, 19:58
Static task
static1
Behavioral task
behavioral1
Sample
45d9d9c13a4b2f77a5635a64cd58bd03.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target 45d9d9c13a4b2f77a5635a64cd58bd03.dll
- Size 175KB
- Sample210721-2f6pavapp2
- SHA256 e26c7e7c111e41d766ab313e1c4c0f17cbc9710aee23248b017735caf97f2a0e
- MD5 45d9d9c13a4b2f77a5635a64cd58bd03
- SHA1 be2b540f68f41a7a05e7d68c52712347f979b706
- SHA512 2f72bc059afaf29cfdbd207684486ea3c32ce7f640bc8b1002948a7bdf987b5c7dbd35b3dc917b54f853683d1b331e61c619c1c309e3bedd15308a4ebfa5f141
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
dridex
Botnet
-
22201
C2
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178.238.236.59:443
-
104.245.52.73:5007
-
81.0.236.93:13786
rc4.plain
rc4.plain
Signatures
-
resource yara_rule behavioral2/memory/3940-115-0x0000000073990000-0x00000000739C0000-memory.dmp dridex_ldr - Program crash 1 IoCs
pid pid_target Process procid_target 2268 3940 WerFault.exe 70 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe 2268 WerFault.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 2268 WerFault.exe Token: SeBackupPrivilege 2268 WerFault.exe Token: SeDebugPrivilege 2268 WerFault.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3128 wrote to memory of 3940 3128 rundll32.exe 70 PID 3128 wrote to memory of 3940 3128 rundll32.exe 70 PID 3128 wrote to memory of 3940 3128 rundll32.exe 70
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\45d9d9c13a4b2f77a5635a64cd58bd03.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3128 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\45d9d9c13a4b2f77a5635a64cd58bd03.dll,#12⤵PID:3940
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3940 -s 6403⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2268
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