dridex | acb2c5c43778f620f2b20b40329e4dc9ffc843bb0601b67285cb9700e5b81bf5

Analysis

max time kernel
29s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
10/05/2021, 09:02

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General

Target
733733da_by_Libranalysis.dll
Size 162KB
Sample210510-mdxd4h71vs
SHA256 acb2c5c43778f620f2b20b40329e4dc9ffc843bb0601b67285cb9700e5b81bf5
MD5 733733dae9472b331df5b143b0ad119c
SHA1 3b5560b79012291e338ee23846e8225e15c38bfb
SHA512 7aaafd9883b5a68938355f5a498b466852ed7848ff8c27a497b911c9540896d39e7ed12df5ed6312b07d07e7594cb36a171ea3678930b424421b10c9b3320015
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/2736-115-0x00000000741E0000-0x000000007420E000-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 3692 wrote to memory of 2736	3692	rundll32.exe	72
PID 3692 wrote to memory of 2736	3692	rundll32.exe	72
PID 3692 wrote to memory of 2736	3692	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\733733da_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\733733da_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2736

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/2736-115-0x00000000741E0000-0x000000007420E000-memory.dmp

Download

memory/2736-117-0x0000000000920000-0x0000000000926000-memory.dmp