dridex | 93d6836e2d6392698b8e0fff5f36846f4c3b4e87a8c9587097208ead1ef61b27

Analysis

max time kernel
116s
max time network
118s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:09

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General

Target

93d6836e2d6392698b8e0fff5f36846f4c3b4e87a8c9587097208ead1ef61b27.dll
Size

157KB
MD5

22a23703e73346d3d66812db5bb53009
SHA1

13ee8ce58662610ca1f67bb8905b413f4b76b252
SHA256

93d6836e2d6392698b8e0fff5f36846f4c3b4e87a8c9587097208ead1ef61b27
SHA512

f644724cd69498145c5b6df7a8df645f2718bcff1ee45c252814ad9f84f317683dcd205d664d2fa1494f58fa090302afa69bb5f754c4a1547566cecfb85cb74b

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

rc4.plain

Signatures

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

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1348-115-0x0000000073550000-0x000000007357D000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 904 wrote to memory of 1348	904	rundll32.exe	rundll32.exe
PID 904 wrote to memory of 1348	904	rundll32.exe	rundll32.exe
PID 904 wrote to memory of 1348	904	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\93d6836e2d6392698b8e0fff5f36846f4c3b4e87a8c9587097208ead1ef61b27.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\93d6836e2d6392698b8e0fff5f36846f4c3b4e87a8c9587097208ead1ef61b27.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1348

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1348-114-0x0000000000000000-mapping.dmp

Download
memory/1348-115-0x0000000073550000-0x000000007357D000-memory.dmp

Filesize
180KB

Download
memory/1348-117-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download