dridex | 9d357c2fd773b70bf5646e0896d7ef9467ae548b98c0ea26f2780d96bec0b74f

Analysis

max time kernel
24s
max time network
122s
platform
windows10_x64
resource
win10v20210408
submitted
24-06-2021 06:42

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General

Target

9d357c2fd773b70bf5646e0896d7ef9467ae548b98c0ea26f2780d96bec0b74f.dll
Size

160KB
MD5

506a234256882486d0b08e1f386740f1
SHA1

76ca1a3013c57794641e783be6b52907ecdf6b6b
SHA256

9d357c2fd773b70bf5646e0896d7ef9467ae548b98c0ea26f2780d96bec0b74f
SHA512

596b142a0412875c60c96c232c1e49d4085a5cf395b7f376007c99a3579a01843df142b9b9e44017f90142a169f35059faff494fe34893cae579379904d2702d

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/3956-115-0x0000000073560000-0x000000007358E000-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 3492 wrote to memory of 3956	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 3956	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 3956	3492	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d357c2fd773b70bf5646e0896d7ef9467ae548b98c0ea26f2780d96bec0b74f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d357c2fd773b70bf5646e0896d7ef9467ae548b98c0ea26f2780d96bec0b74f.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3956

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/3956-114-0x0000000000000000-mapping.dmp

Download
memory/3956-115-0x0000000073560000-0x000000007358E000-memory.dmp

Filesize
184KB

Download
memory/3956-117-0x0000000000530000-0x000000000067A000-memory.dmp

Filesize
1.3MB

Download