dridex | 518dfcbbee8d868733107e678357c6208423d9ce56ae2fbc422917efd736f4c0

Analysis

max time kernel
17s
max time network
115s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 03:17

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General

Target

518dfcbbee8d868733107e678357c6208423d9ce56ae2fbc422917efd736f4c0.dll
Size

170KB
MD5

3bc4a98b47b3df6dd9ee4b3b57853d5c
SHA1

c4d95fe1446025e1461a9677e4a00defc3636bed
SHA256

518dfcbbee8d868733107e678357c6208423d9ce56ae2fbc422917efd736f4c0
SHA512

7d9a55ef5590b8d2408a32ab92b9c43de1206c128f47e364aac111e2aae71d20598e15d681430cf4a896d60602944279429d56ff50d08328fca890ed8f460abe

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 3568 created 416 3568 WerFault.exe rundll32.exe

description	pid	process	target process
PID 3568 created 416	3568	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/416-115-0x0000000073860000-0x000000007388F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3568 416 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3568	416	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe
3568	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3568 WerFault.exe
Token: SeBackupPrivilege 3568 WerFault.exe
Token: SeDebugPrivilege 3568 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	3568	WerFault.exe
Token: SeBackupPrivilege	3568	WerFault.exe
Token: SeDebugPrivilege	3568	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4056 wrote to memory of 416	4056	rundll32.exe	rundll32.exe
PID 4056 wrote to memory of 416	4056	rundll32.exe	rundll32.exe
PID 4056 wrote to memory of 416	4056	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\518dfcbbee8d868733107e678357c6208423d9ce56ae2fbc422917efd736f4c0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4056

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\518dfcbbee8d868733107e678357c6208423d9ce56ae2fbc422917efd736f4c0.dll,#1
2⤵
PID:416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 416 -s 648
3⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3568

MITRE ATT&CK Matrix

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Downloads

memory/416-114-0x0000000000000000-mapping.dmp

Download
memory/416-115-0x0000000073860000-0x000000007388F000-memory.dmp

Filesize
188KB

Download
memory/416-117-0x0000000003380000-0x0000000003386000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads