dridex | be03accd64fc114c6803d8fe35f221dac4842bb4ae3992079b1b8b3ca16e2840

Analysis

max time kernel
26s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
18/04/2021, 12:04

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General

Target
be03accd64fc114c6803d8fe35f221dac4842bb4ae3992079b1b8b3ca16e2840.dll
Size 162KB
Sample210418-kvrj3kcbyn
SHA256 be03accd64fc114c6803d8fe35f221dac4842bb4ae3992079b1b8b3ca16e2840
MD5 e0532c0d8a2c3b16a8bb9462d371e01c
SHA1 ee5e7c9484e2497f8ea468bb22bae45ccdf657c5
SHA512 71d3f2acf469cff1b41c76082ee577dbd03c4cc1b7b58877977b6a938680368ced76db03cbc49350f90bf2146f885d010ddbca2326863740406f3c5a88cdbf74
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/1124-115-0x0000000074300000-0x000000007432E000-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 624 wrote to memory of 1124	624	rundll32.exe	71
PID 624 wrote to memory of 1124	624	rundll32.exe	71
PID 624 wrote to memory of 1124	624	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\be03accd64fc114c6803d8fe35f221dac4842bb4ae3992079b1b8b3ca16e2840.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\be03accd64fc114c6803d8fe35f221dac4842bb4ae3992079b1b8b3ca16e2840.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1124

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/1124-115-0x0000000074300000-0x000000007432E000-memory.dmp

Download

memory/1124-117-0x00000000023F0000-0x00000000023F6000-memory.dmp