dridex | 15b5a8f390968729db5d5ccbd8b6f88db1c13dd7a72b5142bce36bf74de608bf

Analysis

max time kernel
31s
max time network
115s
platform
windows10_x64
resource
win10v20210408
submitted
11/05/2021, 05:02

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General

Target
666570a3_by_Libranalysis.dll
Size 162KB
Sample210511-6pprnhmjh2
SHA256 15b5a8f390968729db5d5ccbd8b6f88db1c13dd7a72b5142bce36bf74de608bf
MD5 666570a3356acede74d2958112945ddf
SHA1 1a832edc5a04897dc2ef6c186b914119e907f216
SHA512 e9921c7e4a1503df77614ad8f304f86ef1c17c6d08a501c99eca499c85a4e3beaccc38eccdf5f94d5974d1ac156ac871390f2869a166a2b53c9598d0fa0076a9
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/2196-115-0x0000000073560000-0x000000007358E000-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 3492 wrote to memory of 2196	3492	rundll32.exe	70
PID 3492 wrote to memory of 2196	3492	rundll32.exe	70
PID 3492 wrote to memory of 2196	3492	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\666570a3_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\666570a3_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2196

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/2196-115-0x0000000073560000-0x000000007358E000-memory.dmp

Download

memory/2196-117-0x0000000004230000-0x0000000004236000-memory.dmp