dridex | 7e7c0a2e61865352554e63efc4ba3ae7eb12e71c238d98a25725ce63c2b8d46c

Analysis

max time kernel
107s
max time network
114s
platform
windows10_x64
resource
win10v20210410
submitted
20/04/2021, 20:23

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General

Target
7e7c0a2e61865352554e63efc4ba3ae7eb12e71c238d98a25725ce63c2b8d46c.dll
Size 162KB
Sample210420-krd8sdsjf2
SHA256 7e7c0a2e61865352554e63efc4ba3ae7eb12e71c238d98a25725ce63c2b8d46c
MD5 87589100a576ec98ab2988b1a952ceb7
SHA1 435291f51bb0194d187bbaafe7fb9cad171db0df
SHA512 d6eaa8e2184c5308abad6faf0a0671038827545b38aff06a6e9ddc30fb1fedd1d6ba3cd3db6318e7fa23fd6f2fafd79f864f108049cfd7af8fb8c0fb26160595
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/2268-115-0x0000000073D70000-0x0000000073D9E000-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 3532 wrote to memory of 2268	3532	rundll32.exe	71
PID 3532 wrote to memory of 2268	3532	rundll32.exe	71
PID 3532 wrote to memory of 2268	3532	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7e7c0a2e61865352554e63efc4ba3ae7eb12e71c238d98a25725ce63c2b8d46c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7e7c0a2e61865352554e63efc4ba3ae7eb12e71c238d98a25725ce63c2b8d46c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2268

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/2268-115-0x0000000073D70000-0x0000000073D9E000-memory.dmp

Download

memory/2268-117-0x0000000000EC0000-0x0000000000F6E000-memory.dmp