dridex | 5a08b9b6ca773814e9b89d9196422a9fcd827f28f4fe65f04415af82078c5b1b

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:45

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General

Target

JaffaCakes118_5a08b9b6ca773814e9b89d9196422a9fcd827f28f4fe65f04415af82078c5b1b.dll
Size

184KB
MD5

fe1443cabffe0762a98f2bb5d3930764
SHA1

c0b93ee0278ad0bac8d5bc2743ffdc96245e1392
SHA256

5a08b9b6ca773814e9b89d9196422a9fcd827f28f4fe65f04415af82078c5b1b
SHA512

56eed3cfc3a9ace0b787df62d04c647049a678223cb31faff09d0d5f43e876191f22e9d0b5a1e838a71cd0c82ca61ade4a24a94a01943d28ec06351c02bb65c4
SSDEEP

3072:diLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoMlzoxss7:diLVCIT4WK2z1W+CUHZj4Skq/eaoyoC

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/1956-1-0x0000000075270000-0x000000007529F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2368	1956	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 1476 wrote to memory of 1956	1476	rundll32.exe	30
PID 1476 wrote to memory of 1956	1476	rundll32.exe	30
PID 1476 wrote to memory of 1956	1476	rundll32.exe	30
PID 1476 wrote to memory of 1956	1476	rundll32.exe	30
PID 1476 wrote to memory of 1956	1476	rundll32.exe	30
PID 1476 wrote to memory of 1956	1476	rundll32.exe	30
PID 1476 wrote to memory of 1956	1476	rundll32.exe	30
PID 1956 wrote to memory of 2368	1956	rundll32.exe	31
PID 1956 wrote to memory of 2368	1956	rundll32.exe	31
PID 1956 wrote to memory of 2368	1956	rundll32.exe	31
PID 1956 wrote to memory of 2368	1956	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a08b9b6ca773814e9b89d9196422a9fcd827f28f4fe65f04415af82078c5b1b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a08b9b6ca773814e9b89d9196422a9fcd827f28f4fe65f04415af82078c5b1b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1956 -s 220
    3⤵
    - Program crash
    PID:2368

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/1956-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1956-1-0x0000000075270000-0x000000007529F000-memory.dmp

Filesize
188KB

Download
memory/1956-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download