dridex | f3c76fe76ea95754964e8c980b05f5e72acc9382034b5d62235fb572cb271c11

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 05:21

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General

Target

JaffaCakes118_f3c76fe76ea95754964e8c980b05f5e72acc9382034b5d62235fb572cb271c11.dll
Size

184KB
MD5

346d18ed8aa1c15115b8b1ba8b3691b5
SHA1

ac2cb0fe68d7176564afa85a11fd01e85813afb0
SHA256

f3c76fe76ea95754964e8c980b05f5e72acc9382034b5d62235fb572cb271c11
SHA512

4b01e8a0e079a017fc46b145e8114997e037493d707a99d74add906faacaf15976aa267b1f64d4e07d0a109a208651b499be5709e2cc94feea0f54806a344d54
SSDEEP

3072:1iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoulzoxss7:1iLVCIT4WK2z1W+CUHZj4Skq/eaosoC

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/2444-1-0x0000000075140000-0x000000007516F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2468	2444	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 2524 wrote to memory of 2444	2524	rundll32.exe	30
PID 2524 wrote to memory of 2444	2524	rundll32.exe	30
PID 2524 wrote to memory of 2444	2524	rundll32.exe	30
PID 2524 wrote to memory of 2444	2524	rundll32.exe	30
PID 2524 wrote to memory of 2444	2524	rundll32.exe	30
PID 2524 wrote to memory of 2444	2524	rundll32.exe	30
PID 2524 wrote to memory of 2444	2524	rundll32.exe	30
PID 2444 wrote to memory of 2468	2444	rundll32.exe	31
PID 2444 wrote to memory of 2468	2444	rundll32.exe	31
PID 2444 wrote to memory of 2468	2444	rundll32.exe	31
PID 2444 wrote to memory of 2468	2444	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3c76fe76ea95754964e8c980b05f5e72acc9382034b5d62235fb572cb271c11.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3c76fe76ea95754964e8c980b05f5e72acc9382034b5d62235fb572cb271c11.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2444
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2444 -s 220
    3⤵
    - Program crash
    PID:2468

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/2444-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2444-1-0x0000000075140000-0x000000007516F000-memory.dmp

Filesize
188KB

Download
memory/2444-4-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download