dridex | d46b5e163f02eae9737f0e7f1363dd2b491795b5d421ebda5efa10c4e2552a8f

Analysis

max time kernel
150s
max time network
153s
platform
windows10_x64
resource
win10v20210408
submitted
20/04/2021, 15:52

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General

Target
d46b5e163f02eae9737f0e7f1363dd2b491795b5d421ebda5efa10c4e2552a8f.dll
Size 162KB
Sample210420-j1j779d1vx
SHA256 d46b5e163f02eae9737f0e7f1363dd2b491795b5d421ebda5efa10c4e2552a8f
MD5 50a52879b71b54d5413a60761d497058
SHA1 8ee084218c5fef8bfae3d1a81ea74f62d7cc2d1e
SHA512 18bffc33681b313a45ec470cd0b036297e27c69561697c068c656ad3ac98100b9e7a7caee60cfba8ff8489f1894e8dde73767f69c2e84ed6f7fdc2f34e9c344b
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/1596-115-0x0000000073990000-0x00000000739BE000-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 1456 wrote to memory of 1596	1456	rundll32.exe	25
PID 1456 wrote to memory of 1596	1456	rundll32.exe	25
PID 1456 wrote to memory of 1596	1456	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d46b5e163f02eae9737f0e7f1363dd2b491795b5d421ebda5efa10c4e2552a8f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d46b5e163f02eae9737f0e7f1363dd2b491795b5d421ebda5efa10c4e2552a8f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1596

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/1596-115-0x0000000073990000-0x00000000739BE000-memory.dmp

Download

memory/1596-117-0x0000000002900000-0x0000000002A4A000-memory.dmp