dridex | 89c5bde75ddf97cac2e399db41b7352a0a2263daa3c575c4d0206559ec65a932

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:02

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General

Target

JaffaCakes118_89c5bde75ddf97cac2e399db41b7352a0a2263daa3c575c4d0206559ec65a932.dll
Size

184KB
MD5

6b81f3614d2c237d05f502e1b9f6356a
SHA1

2cbce1566c887f3481cd9279a6c0c444325be2e7
SHA256

89c5bde75ddf97cac2e399db41b7352a0a2263daa3c575c4d0206559ec65a932
SHA512

9f1d9a5809be131c5aabc6a5e4ab1873d37f9bc0a89ea7992a73992caebcb059495669948a7141051289ff74954b8eb0ba7fa0db0c176b2e8188892e4e502b58
SSDEEP

3072:+JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JOa//2uFrSc:HfYOX+wTScR/Xzku9LVwtuG

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/824-1-0x0000000074A70000-0x0000000074A9F000-memory.dmp	dridex_ldr
behavioral1/memory/824-2-0x0000000074A70000-0x0000000074A9F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2236	824	WerFault.exe	28

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 1820 wrote to memory of 824	1820	rundll32.exe	28
PID 1820 wrote to memory of 824	1820	rundll32.exe	28
PID 1820 wrote to memory of 824	1820	rundll32.exe	28
PID 1820 wrote to memory of 824	1820	rundll32.exe	28
PID 1820 wrote to memory of 824	1820	rundll32.exe	28
PID 1820 wrote to memory of 824	1820	rundll32.exe	28
PID 1820 wrote to memory of 824	1820	rundll32.exe	28
PID 824 wrote to memory of 2236	824	rundll32.exe	29
PID 824 wrote to memory of 2236	824	rundll32.exe	29
PID 824 wrote to memory of 2236	824	rundll32.exe	29
PID 824 wrote to memory of 2236	824	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_89c5bde75ddf97cac2e399db41b7352a0a2263daa3c575c4d0206559ec65a932.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_89c5bde75ddf97cac2e399db41b7352a0a2263daa3c575c4d0206559ec65a932.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 824 -s 220
    3⤵
    - Program crash
    PID:2236

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/824-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/824-1-0x0000000074A70000-0x0000000074A9F000-memory.dmp

Filesize
188KB

Download
memory/824-2-0x0000000074A70000-0x0000000074A9F000-memory.dmp

Filesize
188KB

Download
memory/824-4-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download