dridex | a086dbe1d73023dbcab11f077e51a8da34df10d40451815f7dcb1e4f75e1d639

Analysis

max time kernel
29s
max time network
13s
platform
windows7_x64
resource
win7v20210408
submitted
19/04/2021, 08:37

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General

Target
a086dbe1d73023dbcab11f077e51a8da34df10d40451815f7dcb1e4f75e1d639.dll
Size 158KB
Sample210419-9vm7dasps2
SHA256 a086dbe1d73023dbcab11f077e51a8da34df10d40451815f7dcb1e4f75e1d639
MD5 6b1cfa4d2dc3f6c16ea4384a3dc8ef4c
SHA1 0ae0f26a8dc58cccc1675e2aa1c6d781466359ef
SHA512 60c0339d84841d7ad66922c35b6273d231ee1b2ccc09c3424062137825a7bbf90fb7430271418cb035e1a1992adbce95972054755c6115447a0378e004cbdef1
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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
behavioral1/memory/2000-62-0x0000000074F40000-0x0000000074F6D000-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 7 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 2000	1848	rundll32.exe	25
PID 1848 wrote to memory of 2000	1848	rundll32.exe	25
PID 1848 wrote to memory of 2000	1848	rundll32.exe	25
PID 1848 wrote to memory of 2000	1848	rundll32.exe	25
PID 1848 wrote to memory of 2000	1848	rundll32.exe	25
PID 1848 wrote to memory of 2000	1848	rundll32.exe	25
PID 1848 wrote to memory of 2000	1848	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a086dbe1d73023dbcab11f077e51a8da34df10d40451815f7dcb1e4f75e1d639.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a086dbe1d73023dbcab11f077e51a8da34df10d40451815f7dcb1e4f75e1d639.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2000

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

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Downloads

memory/2000-61-0x00000000757C1000-0x00000000757C3000-memory.dmp

Download

memory/2000-62-0x0000000074F40000-0x0000000074F6D000-memory.dmp

Download

memory/2000-64-0x00000000001E0000-0x00000000001E6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads