dridex | f7fa19e2009803543d259088a74ff2dd16f3da3bb685da0e1f830866d982bed7

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:26

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General

Target

JaffaCakes118_f7fa19e2009803543d259088a74ff2dd16f3da3bb685da0e1f830866d982bed7.dll
Size

188KB
MD5

4b6f627595bd4f7dbc3ccb09085017a1
SHA1

788fb264ecf8e9e615502cd729114ead700b20e7
SHA256

f7fa19e2009803543d259088a74ff2dd16f3da3bb685da0e1f830866d982bed7
SHA512

d84a2ea284b71daa5869d104077644f1daba2a7294edf863a206a5c8e8862a473b2a07ca64e327871112a048a4b1790e8a24af9c466351c0a77ffb45c5e826d3
SSDEEP

3072:aA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAopo:azIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2340-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr
behavioral1/memory/2340-2-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2464	2340	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 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7fa19e2009803543d259088a74ff2dd16f3da3bb685da0e1f830866d982bed7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7fa19e2009803543d259088a74ff2dd16f3da3bb685da0e1f830866d982bed7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 300
    3⤵
    - Program crash
    PID:2464

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/2340-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

Download
memory/2340-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2340-2-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

Download