dridex | 4271796e48a919697b2d95e6529cebcd6a5809001dc31fb9ccc174e965a650cf

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:53

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General

Target

JaffaCakes118_4271796e48a919697b2d95e6529cebcd6a5809001dc31fb9ccc174e965a650cf.dll
Size

184KB
MD5

25eadce6d7a094d8be4e18b618203364
SHA1

44f184c44a9bd3da97f6200a3a37c1b9972841b0
SHA256

4271796e48a919697b2d95e6529cebcd6a5809001dc31fb9ccc174e965a650cf
SHA512

4b758a85a75e809ac9770e7da81ea671fa67da2a7ae5bb58f95aa664bb52c37c8d51566f7c54962c2cd53adffe2ac83cbfe696f66f3ef86ad985fd753e873856
SSDEEP

3072:QJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jta//2uFrSc:tfYOX+wTScR/Xzku9LVwuuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1568-0-0x0000000074D00000-0x0000000074D2F000-memory.dmp	dridex_ldr
behavioral1/memory/1568-2-0x0000000074D00000-0x0000000074D2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1828	1568	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 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 1568 wrote to memory of 1828	1568	rundll32.exe	32
PID 1568 wrote to memory of 1828	1568	rundll32.exe	32
PID 1568 wrote to memory of 1828	1568	rundll32.exe	32
PID 1568 wrote to memory of 1828	1568	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4271796e48a919697b2d95e6529cebcd6a5809001dc31fb9ccc174e965a650cf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4271796e48a919697b2d95e6529cebcd6a5809001dc31fb9ccc174e965a650cf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1568 -s 220
    3⤵
    - Program crash
    PID:1828

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/1568-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1568-0-0x0000000074D00000-0x0000000074D2F000-memory.dmp

Filesize
188KB

Download
memory/1568-2-0x0000000074D00000-0x0000000074D2F000-memory.dmp

Filesize
188KB

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