dridex | 129d05d593f39a0f9f33b06df679bc6fbba0ced9b618f1e7135b232da072689c

Analysis

max time kernel
19s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 04:16

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General

Target

129d05d593f39a0f9f33b06df679bc6fbba0ced9b618f1e7135b232da072689c.dll
Size

162KB
MD5

3ea62eb8fd7a9a2787124e3bf5c9d273
SHA1

2b4268a9b3c618c5cfc20f2f06f48f7135eb1410
SHA256

129d05d593f39a0f9f33b06df679bc6fbba0ced9b618f1e7135b232da072689c
SHA512

efdfb527cef1018054466426dcbdafa89669b7481d30e439342b5ea48d8589a64b711cb142c8fd089437d10fc22bba3daf9ee78d090c26f0093f229364b6b44c

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/1828-115-0x0000000073660000-0x000000007368E000-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 4012 wrote to memory of 1828	4012	rundll32.exe	rundll32.exe
PID 4012 wrote to memory of 1828	4012	rundll32.exe	rundll32.exe
PID 4012 wrote to memory of 1828	4012	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\129d05d593f39a0f9f33b06df679bc6fbba0ced9b618f1e7135b232da072689c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4012

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\129d05d593f39a0f9f33b06df679bc6fbba0ced9b618f1e7135b232da072689c.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1828

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/1828-114-0x0000000000000000-mapping.dmp

Download
memory/1828-115-0x0000000073660000-0x000000007368E000-memory.dmp

Filesize
184KB

Download
memory/1828-117-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download