dridex | efc528b914eaf916ffc4ed8521e4313202b19579dda61da24c4fe7300f3ab27d

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 22:21

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General

Target

JaffaCakes118_efc528b914eaf916ffc4ed8521e4313202b19579dda61da24c4fe7300f3ab27d.dll
Size

184KB
MD5

a84ad0e76cecf9e72bde66e8023d52c5
SHA1

cb4a75fe47c213a3e2c41e8610230ac71665cae2
SHA256

efc528b914eaf916ffc4ed8521e4313202b19579dda61da24c4fe7300f3ab27d
SHA512

a72881d31da3e66d47e53a08f255abfb92c02aba22e379ad3f84d21445de379e383a7cbb1223ad7628909bf1faf3d850ef5919b2fc741b0e7dfb4515a2ed2283
SSDEEP

3072:FiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoxlzoxss7:FiLVCIT4WK2z1W+CUHZj4Skq/eaovoC

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 family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1924-1-0x0000000074AD0000-0x0000000074AFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2372	1924	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 1924	1644	rundll32.exe	30
PID 1644 wrote to memory of 1924	1644	rundll32.exe	30
PID 1644 wrote to memory of 1924	1644	rundll32.exe	30
PID 1644 wrote to memory of 1924	1644	rundll32.exe	30
PID 1644 wrote to memory of 1924	1644	rundll32.exe	30
PID 1644 wrote to memory of 1924	1644	rundll32.exe	30
PID 1644 wrote to memory of 1924	1644	rundll32.exe	30
PID 1924 wrote to memory of 2372	1924	rundll32.exe	31
PID 1924 wrote to memory of 2372	1924	rundll32.exe	31
PID 1924 wrote to memory of 2372	1924	rundll32.exe	31
PID 1924 wrote to memory of 2372	1924	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_efc528b914eaf916ffc4ed8521e4313202b19579dda61da24c4fe7300f3ab27d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_efc528b914eaf916ffc4ed8521e4313202b19579dda61da24c4fe7300f3ab27d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 220
    3⤵
    - Program crash
    PID:2372

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

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Downloads

memory/1924-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1924-1-0x0000000074AD0000-0x0000000074AFF000-memory.dmp

Filesize
188KB

Download
memory/1924-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download