dridex | e0a6471eedf3c59651e9c8072bc6a6bafbc6869085c8049e3c6d573c0cd44601

Analysis

max time kernel
141s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-08-2024 00:59

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General

Target

e0a6471eedf3c59651e9c8072bc6a6bafbc6869085c8049e3c6d573c0cd44601.dll
Size

184KB
MD5

bbe33d4e5e3a1b8ac5926019d631e354
SHA1

51519d7230baf252d754dc2fd9449aaa4a18783e
SHA256

e0a6471eedf3c59651e9c8072bc6a6bafbc6869085c8049e3c6d573c0cd44601
SHA512

6d6fb245decf8faa9b04479d4322eead375d73fab0e82d76e8d54a47cbe81b22ee39c8d1edae3b94444041d22bd158b83236360c4de1fdcbe38090e5f965c0a3
SSDEEP

3072:8iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoRlzoxss7:8iLVCIT4WK2z1W+CUHZj4Skq/eaoPoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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
behavioral2/memory/4116-0-0x0000000074F60000-0x0000000074F8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
3912	4116	WerFault.exe	91

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

Processes:

rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 3652 wrote to memory of 4116	3652	rundll32.exe	91
PID 3652 wrote to memory of 4116	3652	rundll32.exe	91
PID 3652 wrote to memory of 4116	3652	rundll32.exe	91

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0a6471eedf3c59651e9c8072bc6a6bafbc6869085c8049e3c6d573c0cd44601.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0a6471eedf3c59651e9c8072bc6a6bafbc6869085c8049e3c6d573c0cd44601.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 616
    3⤵
    - Program crash
    PID:3912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4116 -ip 4116
1⤵
PID:4088

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4512,i,4174666705242427184,7333705955694532165,262144 --variations-seed-version --mojo-platform-channel-handle=4500 /prefetch:8
1⤵
PID:4996

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/4116-0-0x0000000074F60000-0x0000000074F8F000-memory.dmp

Filesize
188KB

Download
memory/4116-1-0x0000000000EC0000-0x0000000000EC6000-memory.dmp

Filesize
24KB

Download