dridex | 0dd2c975f061212d8c7a143e0bcfd7b0cd1cb34c7be8640676ae0cc7fd768cbd

General

Target

0dd2c975f061212d8c7a143e0bcfd7b0cd1cb34c7be8640676ae0cc7fd768cbd.dll
Size

196KB
MD5

876df732028658b5adcbade4543bd994
SHA1

b030fbc4b6ede0471e1ec27a086cf7edd0a379a6
SHA256

0dd2c975f061212d8c7a143e0bcfd7b0cd1cb34c7be8640676ae0cc7fd768cbd
SHA512

a4405d3c18b8607e4b60cd6c1d245ff30e7e26e96147fdc8c2967faf7dc9ae03693f595f043f484ffce137994a6a96794ae98c773b5d6860f10ca0e8f58e8b77

Score

10^/10

dridex 111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

111

C2

37.247.35.132:443

50.243.30.51:6601

162.241.204.234:6516

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

Processes:

resource	yara_rule
behavioral1/memory/1920-4-0x0000000074CC0000-0x0000000074CF3000-memory.dmp	dridex_ldr
behavioral1/memory/1920-6-0x0000000074CC0000-0x0000000074CDF000-memory.dmp	dridex_ldr

Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exe

flow pid process

6 1920 rundll32.exe
8 1920 rundll32.exe
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

flow	pid	process
6	1920	rundll32.exe
8	1920	rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 740 wrote to memory of 1920	740	rundll32.exe	rundll32.exe
PID 740 wrote to memory of 1920	740	rundll32.exe	rundll32.exe
PID 740 wrote to memory of 1920	740	rundll32.exe	rundll32.exe
PID 740 wrote to memory of 1920	740	rundll32.exe	rundll32.exe
PID 740 wrote to memory of 1920	740	rundll32.exe	rundll32.exe
PID 740 wrote to memory of 1920	740	rundll32.exe	rundll32.exe
PID 740 wrote to memory of 1920	740	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0dd2c975f061212d8c7a143e0bcfd7b0cd1cb34c7be8640676ae0cc7fd768cbd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:740

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0dd2c975f061212d8c7a143e0bcfd7b0cd1cb34c7be8640676ae0cc7fd768cbd.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:1920

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/316-7-0x000007FEF7590000-0x000007FEF780A000-memory.dmp

Filesize
2.5MB

Download
memory/1920-0-0x0000000000000000-mapping.dmp

Download
memory/1920-1-0x0000000075E51000-0x0000000075E53000-memory.dmp

Filesize
8KB

Download
memory/1920-4-0x0000000074CC0000-0x0000000074CF3000-memory.dmp

Filesize
204KB

Download
memory/1920-5-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/1920-6-0x0000000074CC0000-0x0000000074CDF000-memory.dmp

Filesize
124KB

Download

Analysis

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