dridex | e40d9ce041d79c413d6ae412b72eed137625bc8da42a69a4ba34793edd24a349

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
30-12-2024 20:19

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General

Target

JaffaCakes118_e40d9ce041d79c413d6ae412b72eed137625bc8da42a69a4ba34793edd24a349.dll
Size

184KB
MD5

34aa943e9d8ab8dbe3b37f9bfda546f6
SHA1

ff71a072a27c899774bfa67c58f0aae7c92f9262
SHA256

e40d9ce041d79c413d6ae412b72eed137625bc8da42a69a4ba34793edd24a349
SHA512

e6d311ee73e4985344605ba717331a620ea846f7db569eb91896f46c1fa53a3092a0c3289562ac5e7ca512a46ce07bb3a5c88bac3d311e387f985e93a144dc6c
SSDEEP

3072:U92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTIrLA:U9NSMOEpQ1Q3ODAr+V0

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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/2236-0-0x0000000074730000-0x000000007475F000-memory.dmp	dridex_ldr
behavioral1/memory/2236-3-0x0000000074730000-0x000000007475F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2572	2236	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 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2236 wrote to memory of 2572	2236	rundll32.exe	32
PID 2236 wrote to memory of 2572	2236	rundll32.exe	32
PID 2236 wrote to memory of 2572	2236	rundll32.exe	32
PID 2236 wrote to memory of 2572	2236	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e40d9ce041d79c413d6ae412b72eed137625bc8da42a69a4ba34793edd24a349.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e40d9ce041d79c413d6ae412b72eed137625bc8da42a69a4ba34793edd24a349.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 220
    3⤵
    - Program crash
    PID:2572

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/2236-0-0x0000000074730000-0x000000007475F000-memory.dmp

Filesize
188KB

Download
memory/2236-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2236-3-0x0000000074730000-0x000000007475F000-memory.dmp

Filesize
188KB

Download