dridex | 5f7fb01e06940a69eb57e4177571a10d6ca2453263ac19a5f1ca1e71ce6728b0

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:44

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General

Target

JaffaCakes118_5f7fb01e06940a69eb57e4177571a10d6ca2453263ac19a5f1ca1e71ce6728b0.dll
Size

184KB
MD5

518d23d56874715c2119358386a40680
SHA1

426ecf8faf1a3d95ca0ff56b73f333e01542ccd6
SHA256

5f7fb01e06940a69eb57e4177571a10d6ca2453263ac19a5f1ca1e71ce6728b0
SHA512

3f5cb3d34548217aaf8ace70e3b982af79d6f046123c2860da1e729f3e964244120da2f4bad883df0288a6eb9880ac7e05e223e136f91f3a5db3691b323ab72d
SSDEEP

3072:qJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jia//2uFrSc:rfYOX+wTScR/Xzku9LVwFuG

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/2916-1-0x0000000075420000-0x000000007544F000-memory.dmp	dridex_ldr
behavioral1/memory/2916-2-0x0000000075420000-0x000000007544F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2952	2916	WerFault.exe	29

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 3004 wrote to memory of 2916	3004	rundll32.exe	29
PID 3004 wrote to memory of 2916	3004	rundll32.exe	29
PID 3004 wrote to memory of 2916	3004	rundll32.exe	29
PID 3004 wrote to memory of 2916	3004	rundll32.exe	29
PID 3004 wrote to memory of 2916	3004	rundll32.exe	29
PID 3004 wrote to memory of 2916	3004	rundll32.exe	29
PID 3004 wrote to memory of 2916	3004	rundll32.exe	29
PID 2916 wrote to memory of 2952	2916	rundll32.exe	30
PID 2916 wrote to memory of 2952	2916	rundll32.exe	30
PID 2916 wrote to memory of 2952	2916	rundll32.exe	30
PID 2916 wrote to memory of 2952	2916	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f7fb01e06940a69eb57e4177571a10d6ca2453263ac19a5f1ca1e71ce6728b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f7fb01e06940a69eb57e4177571a10d6ca2453263ac19a5f1ca1e71ce6728b0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 224
    3⤵
    - Program crash
    PID:2952

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/2916-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2916-1-0x0000000075420000-0x000000007544F000-memory.dmp

Filesize
188KB

Download
memory/2916-2-0x0000000075420000-0x000000007544F000-memory.dmp

Filesize
188KB

Download
memory/2916-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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