dridex | d7cbb247c287e828d3b9badc36a6e7afc965fd74ada2bff64b0c2d05dbbfce8e

Analysis

max time kernel
26s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
20/04/2021, 05:30

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General

Target
d7cbb247c287e828d3b9badc36a6e7afc965fd74ada2bff64b0c2d05dbbfce8e.dll
Size 162KB
Sample210420-3drb2s9w2n
SHA256 d7cbb247c287e828d3b9badc36a6e7afc965fd74ada2bff64b0c2d05dbbfce8e
MD5 924bda71ea1f6adef165f5816f0a66c0
SHA1 b26f016fe674e67b60f4230d2b50936184233736
SHA512 f291552f4d886583506877517b96f0ecbc49f466506d1d4f5284de84164e9c1e5bf7f7520b1d495d987ae27be5f2157d19e5d240790faaf777b0da6369c253ef
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/3188-115-0x0000000074400000-0x000000007442E000-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 744 wrote to memory of 3188	744	rundll32.exe	69
PID 744 wrote to memory of 3188	744	rundll32.exe	69
PID 744 wrote to memory of 3188	744	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7cbb247c287e828d3b9badc36a6e7afc965fd74ada2bff64b0c2d05dbbfce8e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:744
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7cbb247c287e828d3b9badc36a6e7afc965fd74ada2bff64b0c2d05dbbfce8e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3188

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/3188-115-0x0000000074400000-0x000000007442E000-memory.dmp

Download

memory/3188-117-0x0000000002670000-0x0000000002676000-memory.dmp