dridex | 5bf22f8ec4b3c8315a90be4dbe2edf4e56ed7d5a416e48d5a0294745be2e0562

Analysis

max time kernel
149s
max time network
151s
platform
windows10_x64
resource
win10v20210410
submitted
29/04/2021, 13:09

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General

Target
0aa7cbb5_by_Libranalysis.dll
Size 162KB
Sample210429-dff72bbc9j
SHA256 5bf22f8ec4b3c8315a90be4dbe2edf4e56ed7d5a416e48d5a0294745be2e0562
MD5 0aa7cbb55f5ed8fc36eb06d72495d300
SHA1 d053215b9d9bc05417e894fb6f735d53f2c6a069
SHA512 c4dab85105802285314cad84ddd214456e84e55dd66bb2a3be3eb1708186d614c2a642d6e604117970ae992469407708f16242485996f1c5169bebd01863e54e
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/3096-115-0x0000000074480000-0x00000000744AE000-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 4024 wrote to memory of 3096	4024	rundll32.exe	54
PID 4024 wrote to memory of 3096	4024	rundll32.exe	54
PID 4024 wrote to memory of 3096	4024	rundll32.exe	54

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0aa7cbb5_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0aa7cbb5_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3096

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/3096-115-0x0000000074480000-0x00000000744AE000-memory.dmp

Download

memory/3096-117-0x0000000003000000-0x00000000030AE000-memory.dmp