dridex | f8a0aab72bbd8168fcaa2f3ef50ed1481006aea2c36ff4e37d4cb9ead5d397e5

Analysis

max time kernel
137s
max time network
141s
platform
windows10_x64
resource
win10v20210410
submitted
10/05/2021, 08:04

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General

Target
c26e5847_by_Libranalysis.dll
Size 162KB
Sample210510-eqp3etxa4a
SHA256 f8a0aab72bbd8168fcaa2f3ef50ed1481006aea2c36ff4e37d4cb9ead5d397e5
MD5 c26e5847e2ea2f92140d4034a54541ff
SHA1 800eb2cc08176ad558bd1f60e5121d0a2458ba84
SHA512 bf336973d234dfdce254354fa44adcef1bb91254c6dda3f2405680f61cb8ffa125c534f351502f9cf2b4c6b228fb8c191866349c26b99e2fe7cb3c0635a5c818
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/2256-115-0x0000000073AA0000-0x0000000073ACE000-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 3016 wrote to memory of 2256	3016	rundll32.exe	71
PID 3016 wrote to memory of 2256	3016	rundll32.exe	71
PID 3016 wrote to memory of 2256	3016	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c26e5847_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c26e5847_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2256

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/2256-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/2256-117-0x00000000032A0000-0x00000000032A6000-memory.dmp