dridex | 6197d2ebf8c0a46c262d70aa1b60a1e5c4dc36d5f314982396f217778bc86580

Analysis

max time kernel
19s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
17/04/2021, 06:55

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General

Target
6197d2ebf8c0a46c262d70aa1b60a1e5c4dc36d5f314982396f217778bc86580.dll
Size 162KB
Sample210417-4ll95dv6ee
SHA256 6197d2ebf8c0a46c262d70aa1b60a1e5c4dc36d5f314982396f217778bc86580
MD5 36f2d63010ef5cbac108f3ea64b50f9a
SHA1 19f85adeaa26353f6dfeb99c9ab0fbe6b8827c32
SHA512 3185e09c16d1d005467321b9e755b02c1555960c36657ffc593f2c5dbfe130dfcba963bc201c315998acb7fa984628817b4f20ef46fbe5bb577d20d9eeadcb5b
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/3636-115-0x0000000073D70000-0x0000000073D9E000-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 3256 wrote to memory of 3636	3256	rundll32.exe	70
PID 3256 wrote to memory of 3636	3256	rundll32.exe	70
PID 3256 wrote to memory of 3636	3256	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6197d2ebf8c0a46c262d70aa1b60a1e5c4dc36d5f314982396f217778bc86580.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6197d2ebf8c0a46c262d70aa1b60a1e5c4dc36d5f314982396f217778bc86580.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3636

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/3636-115-0x0000000073D70000-0x0000000073D9E000-memory.dmp

Download

memory/3636-117-0x00000000001F0000-0x00000000001F6000-memory.dmp