dridex | 3d035c5fe2d134af452bda819287c943386e55aa7d8b0991fd7893ddae3439da

Analysis

max time kernel
81s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 21:01

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General

Target
3d035c5fe2d134af452bda819287c943386e55aa7d8b0991fd7893ddae3439da.dll
Size 162KB
Sample210415-87262m33vj
SHA256 3d035c5fe2d134af452bda819287c943386e55aa7d8b0991fd7893ddae3439da
MD5 0e3bc2e389d907229011e8b74131b14f
SHA1 96a514cac0f22a0410c45f994a822c3962c0bbca
SHA512 8cc105714c4160af7f64efe1c1739553bb7f9844ae618fd8754a334151f238454e35a59e0e0b2d07b7374449d05db56353509628ef3b4c3eb6e8c99cd3b3587d
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/3168-115-0x0000000074430000-0x000000007445E000-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 808 wrote to memory of 3168	808	rundll32.exe	70
PID 808 wrote to memory of 3168	808	rundll32.exe	70
PID 808 wrote to memory of 3168	808	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d035c5fe2d134af452bda819287c943386e55aa7d8b0991fd7893ddae3439da.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d035c5fe2d134af452bda819287c943386e55aa7d8b0991fd7893ddae3439da.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3168

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/3168-115-0x0000000074430000-0x000000007445E000-memory.dmp

Download

memory/3168-117-0x0000000000210000-0x0000000000216000-memory.dmp