dridex | b983e0174ff117ac3b27ef890fbe947f821814eb6de400ca66e75c157becad11

Analysis

max time kernel
18s
max time network
124s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 01:32

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General

Target

b983e0174ff117ac3b27ef890fbe947f821814eb6de400ca66e75c157becad11.dll
Size

162KB
MD5

02f413dd42b5afc9a51c61f3e872e66f
SHA1

ad09a88a67a2cb31fcb150cc447540569c6cb170
SHA256

b983e0174ff117ac3b27ef890fbe947f821814eb6de400ca66e75c157becad11
SHA512

2b69476f932baefdd68e65b78f56cca650732a8396b7ad9a49e90e1b42862cbb8e99767887db7caf1196258aa87fdc6294913d192653ee5ec28d988cd604af51

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/3264-115-0x0000000073A10000-0x0000000073A3E000-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 3916 wrote to memory of 3264	3916	rundll32.exe	rundll32.exe
PID 3916 wrote to memory of 3264	3916	rundll32.exe	rundll32.exe
PID 3916 wrote to memory of 3264	3916	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b983e0174ff117ac3b27ef890fbe947f821814eb6de400ca66e75c157becad11.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3916

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b983e0174ff117ac3b27ef890fbe947f821814eb6de400ca66e75c157becad11.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3264

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/3264-114-0x0000000000000000-mapping.dmp

Download
memory/3264-115-0x0000000073A10000-0x0000000073A3E000-memory.dmp

Filesize
184KB

Download
memory/3264-117-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

Download