dridex | a176f2e3711272d7626211ea4ca9a7b00b3ad0feedcd5f9ca2d342f4094246c9

Analysis

max time kernel
145s
max time network
146s
platform
windows10_x64
resource
win10v20210408
submitted
11-05-2021 10:37

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General

Target

a176f2e3711272d7626211ea4ca9a7b00b3ad0feedcd5f9ca2d342f4094246c9.dll
Size

158KB
MD5

851f3725ff0a372800e7653f7685e6bc
SHA1

094b246c9d1e5f0bdd80c0d2b3cf8771c35e5582
SHA256

a176f2e3711272d7626211ea4ca9a7b00b3ad0feedcd5f9ca2d342f4094246c9
SHA512

1b81738df519cffce686498d58a85ea6ad4a8d903a741a0c3ac6a7acf3bdd208fc36aedde3b6edbe5729f714789edfb15a216640f7bc71e3ce466fa5e837b0dc

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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
behavioral2/memory/1056-115-0x0000000074440000-0x000000007446D000-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 808 wrote to memory of 1056	808	rundll32.exe	rundll32.exe
PID 808 wrote to memory of 1056	808	rundll32.exe	rundll32.exe
PID 808 wrote to memory of 1056	808	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a176f2e3711272d7626211ea4ca9a7b00b3ad0feedcd5f9ca2d342f4094246c9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a176f2e3711272d7626211ea4ca9a7b00b3ad0feedcd5f9ca2d342f4094246c9.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1056

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/1056-114-0x0000000000000000-mapping.dmp

Download
memory/1056-115-0x0000000074440000-0x000000007446D000-memory.dmp

Filesize
180KB

Download
memory/1056-117-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download