dridex | d7bf3617490c73ae01c09c61c037628ce05ebe9b3c7c9fb521de153bfaa64be8

Analysis

max time kernel
43s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
16/04/2021, 08:53

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General

Target
d7bf3617490c73ae01c09c61c037628ce05ebe9b3c7c9fb521de153bfaa64be8.dll
Size 162KB
Sample210416-ybmehxcy1n
SHA256 d7bf3617490c73ae01c09c61c037628ce05ebe9b3c7c9fb521de153bfaa64be8
MD5 e6a545383b0735762a9481fbe6e9a94b
SHA1 f10990c4887f1ae811d5e70edcba0d1ca9f92b80
SHA512 bb437d61d3e41701bc941a43a4a62237cb6db1074efe18eb74b02c78dda8805edd3a2dc3e2e90491c9d330bcf1ebb79803f5ad4dfeb0a48cf16218d0c3f09142
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
behavioral2/memory/3220-115-0x00000000736D0000-0x00000000736FE000-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 3 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 3220	1892	rundll32.exe	70
PID 1892 wrote to memory of 3220	1892	rundll32.exe	70
PID 1892 wrote to memory of 3220	1892	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7bf3617490c73ae01c09c61c037628ce05ebe9b3c7c9fb521de153bfaa64be8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7bf3617490c73ae01c09c61c037628ce05ebe9b3c7c9fb521de153bfaa64be8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3220

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/3220-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Download

memory/3220-117-0x0000000000920000-0x0000000000926000-memory.dmp