dridex | d3d4c763262f1799ed6488da4f11b1c33035ee03a43ae32463fe200a81d70b6b

Analysis

max time kernel
41s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-09-2024 02:54

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General

Target

7d9114955023bef9f59408aa107282c0N.dll
Size

176KB
MD5

7d9114955023bef9f59408aa107282c0
SHA1

b9bd79a246ec5b86e01dd70deb1901eb52691fe1
SHA256

d3d4c763262f1799ed6488da4f11b1c33035ee03a43ae32463fe200a81d70b6b
SHA512

fc0d4c98822417a851f78cacbcf32b25527707898ce574f31a114ae791570b9cff6147478ae069bd2a34c63445e03ce1249a8c66b5c505c1081762f86ed83947
SSDEEP

3072:DkuFv+1jFURSOOAONTxyUMN4lmg1sHednTLPfUTuIzMCIlpJDa9:Dk+v+veSFrNT8V4sH0n/nGz8rJW

Score

10^/10

dridex 111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

111

175.126.167.148:443

173.249.20.233:8043

162.241.204.233:4443

138.122.143.40:8043

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3192-1-0x0000000074E00000-0x0000000074E2D000-memory.dmp	dridex_ldr
behavioral2/memory/3192-2-0x0000000074E00000-0x0000000074E2D000-memory.dmp	dridex_ldr

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 3192	2196	rundll32.exe	83
PID 2196 wrote to memory of 3192	2196	rundll32.exe	83
PID 2196 wrote to memory of 3192	2196	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7d9114955023bef9f59408aa107282c0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7d9114955023bef9f59408aa107282c0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3192

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3192-0-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/3192-1-0x0000000074E00000-0x0000000074E2D000-memory.dmp

Filesize
180KB

Download
memory/3192-3-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/3192-2-0x0000000074E00000-0x0000000074E2D000-memory.dmp

Filesize
180KB

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