dridex | b20ea7a058f06aa77096798dd8d23ec31fe6ffca617015a198b27c3f48101ee1

Analysis

max time kernel
29s
max time network
113s
platform
windows10_x64
resource
win10v20210408
submitted
10/05/2021, 23:01

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General

Target
8b9dcee2_by_Libranalysis.dll
Size 162KB
Sample210510-69ybxtd8be
SHA256 b20ea7a058f06aa77096798dd8d23ec31fe6ffca617015a198b27c3f48101ee1
MD5 8b9dcee28e10ca7afc481c18354b7d31
SHA1 d03f2bcd3dc7faff21ce4a3ecc5edfad74cc1870
SHA512 bc551a87d2c724521a68b9b36509bbc8214fd499e9ccf5d4211e00f01232820feb7826f06076245747a836383daeab6d6c642c6a8e65f9c3e6e9a7ebd598167a
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/3088-115-0x0000000074390000-0x00000000743BE000-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 572 wrote to memory of 3088	572	rundll32.exe	70
PID 572 wrote to memory of 3088	572	rundll32.exe	70
PID 572 wrote to memory of 3088	572	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b9dcee2_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b9dcee2_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3088

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/3088-115-0x0000000074390000-0x00000000743BE000-memory.dmp

Download

memory/3088-117-0x0000000003220000-0x0000000003226000-memory.dmp