dridex | bc623ec06e07a8c62673359d31a4abcd087a0c9606b7dbe5b8ccea6b1b15aca1

Analysis

max time kernel
49s
max time network
54s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 14:54

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General

Target

bc623ec06e07a8c62673359d31a4abcd087a0c9606b7dbe5b8ccea6b1b15aca1.dll
Size

162KB
MD5

485144a71bcd58d7b96772a88b94aaef
SHA1

eb99e2df4b712fa33eca43d0559c8b260c3d971e
SHA256

bc623ec06e07a8c62673359d31a4abcd087a0c9606b7dbe5b8ccea6b1b15aca1
SHA512

8fc23cf7c43a18dca4ecfbf4123d1c434664d118003b618b5f6e4165e418c82a7cd6c0d8e0388c714aeb56d7262ba23afb7c13296c4b4415696dfd7982e17f67

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/1112-115-0x0000000073FB0000-0x0000000073FDE000-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 668 wrote to memory of 1112	668	rundll32.exe	rundll32.exe
PID 668 wrote to memory of 1112	668	rundll32.exe	rundll32.exe
PID 668 wrote to memory of 1112	668	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc623ec06e07a8c62673359d31a4abcd087a0c9606b7dbe5b8ccea6b1b15aca1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:668

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc623ec06e07a8c62673359d31a4abcd087a0c9606b7dbe5b8ccea6b1b15aca1.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1112

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1112-114-0x0000000000000000-mapping.dmp

Download
memory/1112-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Filesize
184KB

Download
memory/1112-117-0x0000000000D80000-0x0000000000D86000-memory.dmp

Filesize
24KB

Download