dridex | a9163de032be0757ae1b3544a76e3f6fe8f7206907fcd90c6dd8b9a260877bc4

Analysis

max time kernel
24s
max time network
121s
platform
windows10_x64
resource
win10v20210408
submitted
19-06-2021 19:02

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General

Target

a9163de032be0757ae1b3544a76e3f6fe8f7206907fcd90c6dd8b9a260877bc4.dll
Size

160KB
MD5

78db9794f41e90f05c0a5636ee94cce0
SHA1

ba8d87d9981a5b6e029cb1e30cbaf978dcb5dab0
SHA256

a9163de032be0757ae1b3544a76e3f6fe8f7206907fcd90c6dd8b9a260877bc4
SHA512

716a3db29a67dbc5bbdccf06767bb3ca997d7eb818408e9a9ea078b3e02f1c3ec9e4305853e40fcb6ea3cb54ea740effdd7c2a887de11c452fe4d0e25712e026

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/1164-115-0x00000000736D0000-0x00000000736FE000-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 664 wrote to memory of 1164	664	rundll32.exe	rundll32.exe
PID 664 wrote to memory of 1164	664	rundll32.exe	rundll32.exe
PID 664 wrote to memory of 1164	664	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9163de032be0757ae1b3544a76e3f6fe8f7206907fcd90c6dd8b9a260877bc4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9163de032be0757ae1b3544a76e3f6fe8f7206907fcd90c6dd8b9a260877bc4.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1164

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/1164-114-0x0000000000000000-mapping.dmp

Download
memory/1164-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Filesize
184KB

Download
memory/1164-117-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

Filesize
24KB

Download