dridex | 9acff66446c5de7125bc7fa886d41e8fc05dbfed9d50c2815e1892c582bd9f97

Analysis

max time kernel
46s
max time network
56s
platform
windows10_x64
resource
win10v20210408
submitted
14/05/2021, 07:03

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General

Target
ab2eb8b2_by_Libranalysis.dll
Size 162KB
Sample210514-qfqq7fj2yn
SHA256 9acff66446c5de7125bc7fa886d41e8fc05dbfed9d50c2815e1892c582bd9f97
MD5 ab2eb8b2176346917e670f31e812f47f
SHA1 6ff8b417f228c8b7ab6c9e4cb4c26ac87368eb3d
SHA512 6feb9e73f3c7af342577be2659b850258a9ec5f2f36b4b6aef236719ea2e9fbe08d44a0b76f181fc7dc668f9319ca75e196ca845f1cddeb9b2cb4a5df30f566c
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/1788-115-0x0000000074390000-0x00000000743BE000-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 632 wrote to memory of 1788	632	rundll32.exe	69
PID 632 wrote to memory of 1788	632	rundll32.exe	69
PID 632 wrote to memory of 1788	632	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab2eb8b2_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab2eb8b2_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1788

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/1788-115-0x0000000074390000-0x00000000743BE000-memory.dmp

Download

memory/1788-117-0x00000000006A0000-0x00000000007EA000-memory.dmp