dridex | df4affdcb576f36196f214eacb1279b4accd3c8fac5fa0a0f53c643e56f14373

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 10:05

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General

Target

df4affdcb576f36196f214eacb1279b4accd3c8fac5fa0a0f53c643e56f14373.dll
Size

162KB
MD5

dc1581db0a8899c100e32fc91828d18e
SHA1

9d1a3ff6179c8e7279b98a29155816ce0a4e4804
SHA256

df4affdcb576f36196f214eacb1279b4accd3c8fac5fa0a0f53c643e56f14373
SHA512

51dd0d0c50dc68a6ce9ce590b4084126036acd6ded0d0e6d2215224e0fd82ca3c9215207ea58b3061c09c9d422325b1156cc8912ef486b4453f8ff4f9678f566

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

Processes:

resource	yara_rule
behavioral1/memory/3848-115-0x00000000742B0000-0x00000000742DE000-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 3156 wrote to memory of 3848	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 3848	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 3848	3156	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\df4affdcb576f36196f214eacb1279b4accd3c8fac5fa0a0f53c643e56f14373.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3156

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\df4affdcb576f36196f214eacb1279b4accd3c8fac5fa0a0f53c643e56f14373.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3848

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/3848-114-0x0000000000000000-mapping.dmp

Download
memory/3848-115-0x00000000742B0000-0x00000000742DE000-memory.dmp

Filesize
184KB

Download
memory/3848-117-0x0000000004B50000-0x0000000004B56000-memory.dmp

Filesize
24KB

Download