dridex | d66ea0f1cd0b354245960d539d7665927506fcbb893a7743af8188737de33647

Analysis

max time kernel
28s
max time network
89s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 03:40

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General

Target

d66ea0f1cd0b354245960d539d7665927506fcbb893a7743af8188737de33647.dll
Size

170KB
MD5

f22b55b1d8b15bedddf8f8f74c247630
SHA1

4bf8a69bd493b2a97df745f10f708c2e3aed1538
SHA256

d66ea0f1cd0b354245960d539d7665927506fcbb893a7743af8188737de33647
SHA512

8ac2d19a17376999b4b4267576400537c81d97245c62dc094ed563dec6cc0e5ebe74c7aff12123cb348e53e8eaf1ed731a27f0757a94cb7f4024bf01c520fdf3

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 3676 created 2180 3676 WerFault.exe rundll32.exe

description	pid	process	target process
PID 3676 created 2180	3676	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/2180-115-0x0000000074350000-0x000000007437F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3676 2180 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3676	2180	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe
3676	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3676 WerFault.exe
Token: SeBackupPrivilege 3676 WerFault.exe
Token: SeDebugPrivilege 3676 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	3676	WerFault.exe
Token: SeBackupPrivilege	3676	WerFault.exe
Token: SeDebugPrivilege	3676	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 740 wrote to memory of 2180	740	rundll32.exe	rundll32.exe
PID 740 wrote to memory of 2180	740	rundll32.exe	rundll32.exe
PID 740 wrote to memory of 2180	740	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d66ea0f1cd0b354245960d539d7665927506fcbb893a7743af8188737de33647.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:740

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d66ea0f1cd0b354245960d539d7665927506fcbb893a7743af8188737de33647.dll,#1
2⤵
PID:2180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 648
3⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3676

MITRE ATT&CK Matrix

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Downloads

memory/2180-114-0x0000000000000000-mapping.dmp

Download
memory/2180-115-0x0000000074350000-0x000000007437F000-memory.dmp

Filesize
188KB

Download
memory/2180-117-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads