dridex | 0234c6b41c2dab2afef32d6ae43b160b7fa4286384ce3821334b8363386d0dbc

Analysis

max time kernel
113s
max time network
117s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:03

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General

Target

0234c6b41c2dab2afef32d6ae43b160b7fa4286384ce3821334b8363386d0dbc.dll
Size

157KB
MD5

a3e758bdfd187fa13762041e7d3c68c2
SHA1

d8cb8f05508911861914beb651c7cc4f987e358a
SHA256

0234c6b41c2dab2afef32d6ae43b160b7fa4286384ce3821334b8363386d0dbc
SHA512

83e4caf53131811d1efdb32203666f6b648653ab3f1c38678e5812806c84a54b9008dbeaa569616cb7b2cb8c9c83518b68f1a289c8ce4983a236995b34fb381a

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1632-115-0x0000000074440000-0x000000007446D000-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 808 wrote to memory of 1632	808	rundll32.exe	rundll32.exe
PID 808 wrote to memory of 1632	808	rundll32.exe	rundll32.exe
PID 808 wrote to memory of 1632	808	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0234c6b41c2dab2afef32d6ae43b160b7fa4286384ce3821334b8363386d0dbc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0234c6b41c2dab2afef32d6ae43b160b7fa4286384ce3821334b8363386d0dbc.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1632

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/1632-114-0x0000000000000000-mapping.dmp

Download
memory/1632-115-0x0000000074440000-0x000000007446D000-memory.dmp

Filesize
180KB

Download
memory/1632-117-0x0000000002D50000-0x0000000002DFE000-memory.dmp

Filesize
696KB

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