dridex | 70b5ac6786caa39a38ef6c58164e4b3bd91bf8f050fd94033129364e5c913cf0

Analysis

max time kernel
26s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
24-06-2021 04:59

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General

Target

70b5ac6786caa39a38ef6c58164e4b3bd91bf8f050fd94033129364e5c913cf0.dll
Size

162KB
MD5

1ee673afcde6678d7d6bf411ae4b097a
SHA1

40dd59a62c517e71d3ad73e50088a14f32322d08
SHA256

70b5ac6786caa39a38ef6c58164e4b3bd91bf8f050fd94033129364e5c913cf0
SHA512

7b1859df31d08ff3e29f416a9f78112ee464c3ce53d04510bbbf5d7fea8870db2a0522acbdf8e67b470bf31c268fffafb25523d5f4fd494250fe3bb2b19751e6

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/500-115-0x0000000073560000-0x000000007358E000-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 3716 wrote to memory of 500	3716	rundll32.exe	rundll32.exe
PID 3716 wrote to memory of 500	3716	rundll32.exe	rundll32.exe
PID 3716 wrote to memory of 500	3716	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\70b5ac6786caa39a38ef6c58164e4b3bd91bf8f050fd94033129364e5c913cf0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3716

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\70b5ac6786caa39a38ef6c58164e4b3bd91bf8f050fd94033129364e5c913cf0.dll,#1
2⤵
- Checks whether UAC is enabled
PID:500

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/500-114-0x0000000000000000-mapping.dmp

Download
memory/500-115-0x0000000073560000-0x000000007358E000-memory.dmp

Filesize
184KB

Download
memory/500-117-0x0000000003260000-0x0000000003266000-memory.dmp

Filesize
24KB

Download