dridex | dbfea133fada15034415373416d6702572804009b18f280cd0f0363fd7221106

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
28-06-2021 10:24

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General

Target

dbfea133fada15034415373416d6702572804009b18f280cd0f0363fd7221106.dll
Size

160KB
MD5

1954304d47b4480c15215b158e3b866c
SHA1

3daa1a03a108e3f39523716a209661b70fde8052
SHA256

dbfea133fada15034415373416d6702572804009b18f280cd0f0363fd7221106
SHA512

878e65fb0c68a42abe17f02b0da7b5f4c36735f656afd9824b9bafb98e8dc9ffc62c3bee3e6b02c748fbbbbde21e331bdfc16cfc27920f050b76c510be32da1f

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/3092-115-0x00000000742E0000-0x000000007430E000-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 3984 wrote to memory of 3092	3984	rundll32.exe	rundll32.exe
PID 3984 wrote to memory of 3092	3984	rundll32.exe	rundll32.exe
PID 3984 wrote to memory of 3092	3984	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dbfea133fada15034415373416d6702572804009b18f280cd0f0363fd7221106.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dbfea133fada15034415373416d6702572804009b18f280cd0f0363fd7221106.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3092

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/3092-114-0x0000000000000000-mapping.dmp

Download
memory/3092-115-0x00000000742E0000-0x000000007430E000-memory.dmp

Filesize
184KB

Download
memory/3092-117-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download