dridex | 6eccced1ef578cf52659342263edb391ce2a5c8a7cb6e2ad688c6de366b9b64a

Analysis

max time kernel
122s
max time network
125s
platform
windows10_x64
resource
win10v20210410
submitted
06/05/2021, 14:01

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General

Target
1498dba5_by_Libranalysis.dll
Size 162KB
Sample210506-tcpga3mec6
SHA256 6eccced1ef578cf52659342263edb391ce2a5c8a7cb6e2ad688c6de366b9b64a
MD5 1498dba52a372457b73c6e0e8421788b
SHA1 c35ed016190530da60fcf5684b813f080bcfe181
SHA512 f72de8403f55156a06da7215ba3cf720670892a476c183d97686a329f802127b3babfc912d2ee5e3ed52e3a0f2140bc07052080cca7d6681f435478df5dc93a7
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/476-115-0x00000000739B0000-0x00000000739DE000-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 1808 wrote to memory of 476	1808	rundll32.exe	69
PID 1808 wrote to memory of 476	1808	rundll32.exe	69
PID 1808 wrote to memory of 476	1808	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1498dba5_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1498dba5_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:476

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/476-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Download

memory/476-117-0x0000000003260000-0x0000000003266000-memory.dmp