dridex | 1d154acfba789a002be2b2f25441e82d4df219a3b19dcb5a651c68b2da4fd0ba

Analysis

max time kernel
28s
max time network
117s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 08:02

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General

Target
1a23a3c5_by_Libranalysis.dll
Size 162KB
Sample210508-hnme4vtpg2
SHA256 1d154acfba789a002be2b2f25441e82d4df219a3b19dcb5a651c68b2da4fd0ba
MD5 1a23a3c5c80243eab586fbf534410697
SHA1 820244f296280eea7904c184c2827d3eae467502
SHA512 3a63224421a63aab2439cf9a5044cbf8a318f4dbfb6f89437a0b91698e354a665141e4468d91af6faeedde1459dd97e7ab4c32435e2455c13a94599c1af8d69d
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/1652-115-0x0000000073B70000-0x0000000073B9E000-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 2112 wrote to memory of 1652	2112	rundll32.exe	30
PID 2112 wrote to memory of 1652	2112	rundll32.exe	30
PID 2112 wrote to memory of 1652	2112	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1a23a3c5_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1a23a3c5_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1652

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/1652-115-0x0000000073B70000-0x0000000073B9E000-memory.dmp

Download

memory/1652-117-0x00000000034E0000-0x00000000034E6000-memory.dmp