dridex | e650b57499238720b8bd69487d11f262291ae5d5a86c62e2da92a8af547b6e15

Analysis

max time kernel
25s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 01:32

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General

Target

e650b57499238720b8bd69487d11f262291ae5d5a86c62e2da92a8af547b6e15.dll
Size

170KB
MD5

c7ba626b6dfdd121f430d2860a4e8be6
SHA1

353879bec8b3c76006281c931b5ca913a2e079ec
SHA256

e650b57499238720b8bd69487d11f262291ae5d5a86c62e2da92a8af547b6e15
SHA512

df8ae4959a0eda3d2532e59ce8764e94a2e613bf9f6e806740862f842cceb5f6deb77a08f9e71a6d76b2bd56ccbd92034b7f3b2b2c917697c14835738ccf9915

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 1476 created 1344 1476 WerFault.exe rundll32.exe

description	pid	process	target process
PID 1476 created 1344	1476	WerFault.exe	rundll32.exe

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1344-115-0x00000000735F0000-0x000000007361F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1476 1344 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1476	1344	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe
1476	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1476 WerFault.exe
Token: SeBackupPrivilege 1476 WerFault.exe
Token: SeDebugPrivilege 1476 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1476	WerFault.exe
Token: SeBackupPrivilege	1476	WerFault.exe
Token: SeDebugPrivilege	1476	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 596 wrote to memory of 1344	596	rundll32.exe	rundll32.exe
PID 596 wrote to memory of 1344	596	rundll32.exe	rundll32.exe
PID 596 wrote to memory of 1344	596	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e650b57499238720b8bd69487d11f262291ae5d5a86c62e2da92a8af547b6e15.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:596

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e650b57499238720b8bd69487d11f262291ae5d5a86c62e2da92a8af547b6e15.dll,#1
2⤵
PID:1344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 648
3⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1476

MITRE ATT&CK Matrix

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Downloads

memory/1344-114-0x0000000000000000-mapping.dmp

Download
memory/1344-115-0x00000000735F0000-0x000000007361F000-memory.dmp

Filesize
188KB

Download
memory/1344-117-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads