dridex | abc06eb5cd620d049597411e55f95fdb78510afdb4fe82922f5357c78fd54bf6

Analysis

max time kernel
95s
max time network
98s
platform
windows10_x64
resource
win10v20210410
submitted
11-05-2021 12:05

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General

Target

abc06eb5cd620d049597411e55f95fdb78510afdb4fe82922f5357c78fd54bf6.dll
Size

162KB
MD5

f042e82967f0a7551315c33ac65dd7c1
SHA1

6dd5dfbd4b1b1081c2805eeeb284a59876086731
SHA256

abc06eb5cd620d049597411e55f95fdb78510afdb4fe82922f5357c78fd54bf6
SHA512

db4bc9dd9ac279d567412f089a19d8a3c9a41cca23a4cbd0ebf4ecec26c7b87a3e21e5a8b3b5b94650bc2098d1c5da84280e772761d18264533085845883b66d

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/3276-115-0x00000000736B0000-0x00000000736DE000-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 3680 wrote to memory of 3276	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 3276	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 3276	3680	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\abc06eb5cd620d049597411e55f95fdb78510afdb4fe82922f5357c78fd54bf6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\abc06eb5cd620d049597411e55f95fdb78510afdb4fe82922f5357c78fd54bf6.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3276

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/3276-114-0x0000000000000000-mapping.dmp

Download
memory/3276-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Filesize
184KB

Download
memory/3276-117-0x00000000033B0000-0x00000000034FA000-memory.dmp

Filesize
1.3MB

Download