dridex | 7c00d6b103c109c12e7177748a729f5d6a2e707936aad978b85b1fa05ef10fcb

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 04:05

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General

Target

JaffaCakes118_7c00d6b103c109c12e7177748a729f5d6a2e707936aad978b85b1fa05ef10fcb.dll
Size

184KB
MD5

00a0bbbea83bbd41e89622beddf0ca60
SHA1

737f760a6fb6165847116dbc98588f95d2c53dd7
SHA256

7c00d6b103c109c12e7177748a729f5d6a2e707936aad978b85b1fa05ef10fcb
SHA512

d988ed3ec128b5a0816ae803c5d8fbb26aedd406077d8b2cd4bee1783bfc86bfe98b6409d152f8d3920f57ef818214dc51c3cdefc5c9d9c0f158e29903dfad26
SSDEEP

3072:rW8WgWhVnmr6k/6zsRJLNqTXvMU9tb+/HU6ngmHWx9ixCH0u:y8qh+66QsRdNiBW/06ngmHWexC

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/1740-1-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr
behavioral1/memory/1740-2-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	1740	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 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1740 wrote to memory of 2880	1740	rundll32.exe	31
PID 1740 wrote to memory of 2880	1740	rundll32.exe	31
PID 1740 wrote to memory of 2880	1740	rundll32.exe	31
PID 1740 wrote to memory of 2880	1740	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7c00d6b103c109c12e7177748a729f5d6a2e707936aad978b85b1fa05ef10fcb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7c00d6b103c109c12e7177748a729f5d6a2e707936aad978b85b1fa05ef10fcb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 220
    3⤵
    - Program crash
    PID:2880

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/1740-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1740-1-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download
memory/1740-2-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download
memory/1740-4-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download