dridex | 40681925a0570f4d3bd4fdf873a0dba9a3bc0eac8a83909763421caba53722da

Analysis

max time kernel
79s
max time network
12s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 18:36

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General

Target
40681925a0570f4d3bd4fdf873a0dba9a3bc0eac8a83909763421caba53722da.dll
Size 208KB
Sample210317-fe69mpyde2
SHA256 40681925a0570f4d3bd4fdf873a0dba9a3bc0eac8a83909763421caba53722da
MD5 fe4d037ecf2556472f2344033366ac00
SHA1 3c9e69786a684616baa52d592014acafb2bc4a7f
SHA512 01be8bbaa02be395c5d9da960e9332f7aadf40fc1f0baecdc17be69d7401a2f100758dfce866ea1906b016ec4fa8848b359c940bfef566a2fd48d006b3d1a353
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1644-4-0x00000000747E0000-0x0000000074816000-memory.dmp	dridex_ldr
behavioral1/memory/1644-6-0x00000000747E0000-0x0000000074801000-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 1752 wrote to memory of 1644	1752	rundll32.exe	25
PID 1752 wrote to memory of 1644	1752	rundll32.exe	25
PID 1752 wrote to memory of 1644	1752	rundll32.exe	25
PID 1752 wrote to memory of 1644	1752	rundll32.exe	25
PID 1752 wrote to memory of 1644	1752	rundll32.exe	25
PID 1752 wrote to memory of 1644	1752	rundll32.exe	25
PID 1752 wrote to memory of 1644	1752	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\40681925a0570f4d3bd4fdf873a0dba9a3bc0eac8a83909763421caba53722da.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\40681925a0570f4d3bd4fdf873a0dba9a3bc0eac8a83909763421caba53722da.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1644

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/1644-3-0x0000000075EB1000-0x0000000075EB3000-memory.dmp

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memory/1644-4-0x00000000747E0000-0x0000000074816000-memory.dmp

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memory/1644-5-0x0000000000150000-0x0000000000156000-memory.dmp

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memory/1644-6-0x00000000747E0000-0x0000000074801000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads