dridex | 23fc94738a3241aeca1f10dd2b017354c8a7f4ec833342a9685dcd8210570935

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7v20210410
submitted
03/05/2021, 13:03

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General

Target
192d6d7d_by_Libranalysis.dll
Size 162KB
Sample210503-dkbm3a6bns
SHA256 23fc94738a3241aeca1f10dd2b017354c8a7f4ec833342a9685dcd8210570935
MD5 192d6d7d7a44fdec3158dcf920e371c5
SHA1 ce981cf8c22108d4f5bf0a18f1f3e022e66a399b
SHA512 3529453956800d4de2cd11fd31ded9e50fd4613f098f732dcd978b26ca54431f5e00547d7a35c73110b854160fec66d93e8dc9219d1de32b1520c729370d7798
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral1/memory/1704-62-0x0000000074920000-0x000000007494E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1104 wrote to memory of 1704	1104	rundll32.exe	25
PID 1104 wrote to memory of 1704	1104	rundll32.exe	25
PID 1104 wrote to memory of 1704	1104	rundll32.exe	25
PID 1104 wrote to memory of 1704	1104	rundll32.exe	25
PID 1104 wrote to memory of 1704	1104	rundll32.exe	25
PID 1104 wrote to memory of 1704	1104	rundll32.exe	25
PID 1104 wrote to memory of 1704	1104	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\192d6d7d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\192d6d7d_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1704

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

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Downloads

memory/1704-61-0x0000000075561000-0x0000000075563000-memory.dmp

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memory/1704-62-0x0000000074920000-0x000000007494E000-memory.dmp

Download

memory/1704-64-0x00000000000B0000-0x00000000000B6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads