dridex | 9b26a4140741ba6b0b34840b64f06b35dfed66bccdece9b96ea9413079291cfe

Analysis

max time kernel
25s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
18/04/2021, 10:43

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General

Target
9b26a4140741ba6b0b34840b64f06b35dfed66bccdece9b96ea9413079291cfe.dll
Size 162KB
Sample210418-2xcxppzq2e
SHA256 9b26a4140741ba6b0b34840b64f06b35dfed66bccdece9b96ea9413079291cfe
MD5 bf2d7d841b7fbfcb89470e2aaace243d
SHA1 5a50b4e809664cbe2a178f5e6758f49a9c1e827a
SHA512 84452259b521225e83513d40587967364e95ad72edb2bad9352e429649f2a267b7a56d941b30be3dd5153eb014041bc77184e8e5022c836407dd9e6f251fd60b
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/1048-115-0x0000000073550000-0x000000007357E000-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 800 wrote to memory of 1048	800	rundll32.exe	69
PID 800 wrote to memory of 1048	800	rundll32.exe	69
PID 800 wrote to memory of 1048	800	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9b26a4140741ba6b0b34840b64f06b35dfed66bccdece9b96ea9413079291cfe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9b26a4140741ba6b0b34840b64f06b35dfed66bccdece9b96ea9413079291cfe.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1048

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/1048-115-0x0000000073550000-0x000000007357E000-memory.dmp

Download

memory/1048-117-0x00000000031D0000-0x000000000331A000-memory.dmp