dridex | 6af89a68b4440255263f8507b498f044fc5f4f4101b4dc9591417e5f031ac6d5

Analysis

max time kernel
20s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
20/04/2021, 12:14

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General

Target
6af89a68b4440255263f8507b498f044fc5f4f4101b4dc9591417e5f031ac6d5.dll
Size 162KB
Sample210420-e822ydvh4n
SHA256 6af89a68b4440255263f8507b498f044fc5f4f4101b4dc9591417e5f031ac6d5
MD5 56ed3e927f9dc014a9e813b790f7d3e0
SHA1 a7ae632e0a755bbdee933a3e7aa08f2e77da0448
SHA512 964522ccf9749f038b33e87fa32dc55ad41b7b88fbb5413ce82f3a3325254cebace8c1656f24f06f7f2b0301a89ec54315f9109f7f9591d72544737ac7406186
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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

resource	yara_rule
behavioral2/memory/788-115-0x0000000073860000-0x000000007388E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 788	2204	rundll32.exe	27
PID 2204 wrote to memory of 788	2204	rundll32.exe	27
PID 2204 wrote to memory of 788	2204	rundll32.exe	27

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6af89a68b4440255263f8507b498f044fc5f4f4101b4dc9591417e5f031ac6d5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6af89a68b4440255263f8507b498f044fc5f4f4101b4dc9591417e5f031ac6d5.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:788

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/788-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/788-117-0x0000000000600000-0x0000000000606000-memory.dmp