dridex | 64ff202ae5128e53cb2373d15487e5ee332957fba4e30a9235c5c878d389753c

Analysis

max time kernel
19s
max time network
150s
platform
windows10_x64
resource
win10v20210410
submitted
10-06-2021 23:55

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General

Target

64ff202ae5128e53cb2373d15487e5ee332957fba4e30a9235c5c878d389753c.dll
Size

162KB
MD5

8f15cf902cb351a5fd75b2c2b048e193
SHA1

6846b91aec5299b9820284bac0618a1377f2d72b
SHA256

64ff202ae5128e53cb2373d15487e5ee332957fba4e30a9235c5c878d389753c
SHA512

5bfac65c238b9ce4d64fb1649bccfe1f71d9dd394068e2d66e4bf83982ac5eaa74d430c8b49c8433fd8e72a6da5f431ca236f9c67048f439be0e6f005b757088

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/3452-115-0x00000000742E0000-0x000000007430E000-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 4084 wrote to memory of 3452	4084	rundll32.exe	rundll32.exe
PID 4084 wrote to memory of 3452	4084	rundll32.exe	rundll32.exe
PID 4084 wrote to memory of 3452	4084	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\64ff202ae5128e53cb2373d15487e5ee332957fba4e30a9235c5c878d389753c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4084

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\64ff202ae5128e53cb2373d15487e5ee332957fba4e30a9235c5c878d389753c.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3452

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/3452-114-0x0000000000000000-mapping.dmp

Download
memory/3452-115-0x00000000742E0000-0x000000007430E000-memory.dmp

Filesize
184KB

Download
memory/3452-117-0x00000000030D0000-0x00000000030D6000-memory.dmp

Filesize
24KB

Download