dridex | 740c9c0661595c96b4edcfea9961aaec50b14b7e1f94054c1304a775e895cc17

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 03:14

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General

Target

JaffaCakes118_740c9c0661595c96b4edcfea9961aaec50b14b7e1f94054c1304a775e895cc17.dll
Size

166KB
MD5

3d8b9d8cf777a13c9c7ca1e61faa2641
SHA1

406585cf0c8a3d60b08c492883b8f71b8b0e25fe
SHA256

740c9c0661595c96b4edcfea9961aaec50b14b7e1f94054c1304a775e895cc17
SHA512

49b563f5bd94479fc30baf8f82ed07b1341d8977506d489be40283feb6b1dc3584ad76ba3303a5cd993c79ed6d28ab16c757ba27f78c4e0fdc151ce3350335f3
SSDEEP

3072:CuFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+pk:C0czbty9uiaJlEk

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/2124-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	2124	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 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31
PID 2124 wrote to memory of 2800	2124	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_740c9c0661595c96b4edcfea9961aaec50b14b7e1f94054c1304a775e895cc17.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_740c9c0661595c96b4edcfea9961aaec50b14b7e1f94054c1304a775e895cc17.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 256
    3⤵
    - Program crash
    PID:2800

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/2124-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2124-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2124-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download