dridex | 653dff5f14f1100d896ffad7a82cc004a73e45084b93d22219c2b2951e4581cb

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 16:03

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General

Target

JaffaCakes118_653dff5f14f1100d896ffad7a82cc004a73e45084b93d22219c2b2951e4581cb.dll
Size

184KB
MD5

a810e608bb53bf521868685f650ff3c4
SHA1

671caf7deda09ccd99e9d2afad5b0aa4bdc64402
SHA256

653dff5f14f1100d896ffad7a82cc004a73e45084b93d22219c2b2951e4581cb
SHA512

50c93e5c2975e9bc7cdc718a03e2a4173394a684e9deac43b84f7075f1e5a0335a6bb8336b490b81e90467f4ab257840cdb925b9dec2c67316414600dff1c104
SSDEEP

3072:LiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao/lzoxss7:LiLVCIT4WK2z1W+CUHZj4Skq/eaodoC

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/2356-1-0x00000000748B0000-0x00000000748DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2228	2356	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 1940 wrote to memory of 2356	1940	rundll32.exe	30
PID 1940 wrote to memory of 2356	1940	rundll32.exe	30
PID 1940 wrote to memory of 2356	1940	rundll32.exe	30
PID 1940 wrote to memory of 2356	1940	rundll32.exe	30
PID 1940 wrote to memory of 2356	1940	rundll32.exe	30
PID 1940 wrote to memory of 2356	1940	rundll32.exe	30
PID 1940 wrote to memory of 2356	1940	rundll32.exe	30
PID 2356 wrote to memory of 2228	2356	rundll32.exe	31
PID 2356 wrote to memory of 2228	2356	rundll32.exe	31
PID 2356 wrote to memory of 2228	2356	rundll32.exe	31
PID 2356 wrote to memory of 2228	2356	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_653dff5f14f1100d896ffad7a82cc004a73e45084b93d22219c2b2951e4581cb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_653dff5f14f1100d896ffad7a82cc004a73e45084b93d22219c2b2951e4581cb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2356
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 220
    3⤵
    - Program crash
    PID:2228

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/2356-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2356-1-0x00000000748B0000-0x00000000748DF000-memory.dmp

Filesize
188KB

Download
memory/2356-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download