dridex | 23e757e62ba14c0b17f8e3cb21de3d8a2e994dce326d496f9a0d66fd8a6cd28f

Analysis

max time kernel
132s
max time network
132s
platform
windows10_x64
resource
win10v20210410
submitted
11/05/2021, 19:05

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General

Target
42b9e18d_by_Libranalysis.dll
Size 162KB
Sample210511-8tle9asr9s
SHA256 23e757e62ba14c0b17f8e3cb21de3d8a2e994dce326d496f9a0d66fd8a6cd28f
MD5 42b9e18dad71c290f8e927397c5358f1
SHA1 47b3d73d50a14dab944a640c26032baeee12167a
SHA512 c452840717a14bb8f66b6e89ec63b9fe0226dcd25023f0b05d57d7a22ee7108416dd88a97c1405bd89d22d7e9c7a2ff58566e9fbab2a3caf6fcb93bd1a038d3d
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/772-115-0x0000000073BF0000-0x0000000073C1E000-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 3152 wrote to memory of 772	3152	rundll32.exe	69
PID 3152 wrote to memory of 772	3152	rundll32.exe	69
PID 3152 wrote to memory of 772	3152	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\42b9e18d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\42b9e18d_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:772

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/772-115-0x0000000073BF0000-0x0000000073C1E000-memory.dmp

Download

memory/772-117-0x00000000027F0000-0x00000000027F6000-memory.dmp