dridex | 40668721c4ce60515ee3bfe857d3054db12297a06c973bafebb46fe4f906fc1c

Analysis

max time kernel
125s
max time network
128s
platform
windows10_x64
resource
win10v20210410
submitted
15/04/2021, 20:49

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General

Target
40668721c4ce60515ee3bfe857d3054db12297a06c973bafebb46fe4f906fc1c.dll
Size 162KB
Sample210415-pfpp4xd96j
SHA256 40668721c4ce60515ee3bfe857d3054db12297a06c973bafebb46fe4f906fc1c
MD5 9ac78e09bef737d3cb21d151e68a9c71
SHA1 325c74387f5327d4b7a3297c308352761487d11f
SHA512 1a0379146bcefe5b4403dc6ba93521ae61066086fc939b5493cd05ef57642934a69c6fd2e4d887dd6db92e08e4917617fe9e736b7d9a9b45d0fa2b68c501f127
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/3192-115-0x0000000073E80000-0x0000000073EAE000-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 1852 wrote to memory of 3192	1852	rundll32.exe	70
PID 1852 wrote to memory of 3192	1852	rundll32.exe	70
PID 1852 wrote to memory of 3192	1852	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\40668721c4ce60515ee3bfe857d3054db12297a06c973bafebb46fe4f906fc1c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\40668721c4ce60515ee3bfe857d3054db12297a06c973bafebb46fe4f906fc1c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3192

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/3192-115-0x0000000073E80000-0x0000000073EAE000-memory.dmp

Download

memory/3192-117-0x0000000003020000-0x0000000003026000-memory.dmp