dridex | 70b4b6a450a836a4f42850703532aa82f3e197b0ebe9ca163ea42fe24811477b

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 19:15

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General

Target

JaffaCakes118_70b4b6a450a836a4f42850703532aa82f3e197b0ebe9ca163ea42fe24811477b.dll
Size

184KB
MD5

9b30769352318452f5cb43606db5896a
SHA1

e70d6e53ae16466a321e59125160e6f596e5733e
SHA256

70b4b6a450a836a4f42850703532aa82f3e197b0ebe9ca163ea42fe24811477b
SHA512

d22ba8de1999652a056cac9e924b3b40855e0908127af0f0e859d8072597b0de7fc39cd8f8c0be617500cdc83490837277435adcbd74f1c6f817a037f2373dc4
SSDEEP

3072:qiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoslzoxss7:qiLVCIT4WK2z1W+CUHZj4Skq/eaoSoC

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/2432-0-0x0000000074890000-0x00000000748BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2200	2432	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 3036 wrote to memory of 2432	3036	rundll32.exe	30
PID 3036 wrote to memory of 2432	3036	rundll32.exe	30
PID 3036 wrote to memory of 2432	3036	rundll32.exe	30
PID 3036 wrote to memory of 2432	3036	rundll32.exe	30
PID 3036 wrote to memory of 2432	3036	rundll32.exe	30
PID 3036 wrote to memory of 2432	3036	rundll32.exe	30
PID 3036 wrote to memory of 2432	3036	rundll32.exe	30
PID 2432 wrote to memory of 2200	2432	rundll32.exe	32
PID 2432 wrote to memory of 2200	2432	rundll32.exe	32
PID 2432 wrote to memory of 2200	2432	rundll32.exe	32
PID 2432 wrote to memory of 2200	2432	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_70b4b6a450a836a4f42850703532aa82f3e197b0ebe9ca163ea42fe24811477b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_70b4b6a450a836a4f42850703532aa82f3e197b0ebe9ca163ea42fe24811477b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 220
    3⤵
    - Program crash
    PID:2200

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/2432-0-0x0000000074890000-0x00000000748BF000-memory.dmp

Filesize
188KB

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memory/2432-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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