dridex | 00072be4185289677e5babb9fda5279b5c2886683ebd7ea22d36f4bc9683b3e5

Analysis

max time kernel
150s
max time network
124s
platform
windows10_x64
resource
win10v20210410
submitted
27-07-2021 07:29

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General

Target

00072be4185289677e5babb9fda5279b5c2886683ebd7ea22d36f4bc9683b3e5.dll
Size

173KB
MD5

98cba5d4e3bc55750e6716b3d952e375
SHA1

2b8ae91d2d044eeae4456fb000cd92583abcdfe3
SHA256

00072be4185289677e5babb9fda5279b5c2886683ebd7ea22d36f4bc9683b3e5
SHA512

52a392878a8fd99ea1100f36c42c29886cd49a2c03c3aec862731f97517950010c0af44a04a304861c9402d3aa8405e6e04408d52e3ee42d311dbdd1960ff953

Score

10^/10

dridex 22202 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

22202

45.79.33.48:443

139.162.202.74:5007

68.183.216.174:7443

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

Processes:

resource	yara_rule
behavioral1/memory/4596-115-0x0000000073820000-0x0000000073850000-memory.dmp	dridex_ldr

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

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4444 wrote to memory of 4596	4444	rundll32.exe	rundll32.exe
PID 4444 wrote to memory of 4596	4444	rundll32.exe	rundll32.exe
PID 4444 wrote to memory of 4596	4444	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00072be4185289677e5babb9fda5279b5c2886683ebd7ea22d36f4bc9683b3e5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4444

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00072be4185289677e5babb9fda5279b5c2886683ebd7ea22d36f4bc9683b3e5.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4596

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4596-114-0x0000000000000000-mapping.dmp

Download
memory/4596-115-0x0000000073820000-0x0000000073850000-memory.dmp

Filesize
192KB

Download
memory/4596-117-0x0000000003300000-0x000000000344A000-memory.dmp

Filesize
1.3MB

Download