dridex | 23cfcfaeaeacbd9a9b16ed452bd43d51b920bc136dd23d28ffda1daa1042357c

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 01:07

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General

Target

JaffaCakes118_23cfcfaeaeacbd9a9b16ed452bd43d51b920bc136dd23d28ffda1daa1042357c.dll
Size

184KB
MD5

2f7c42cb41d9249cdf6c1a96c21d5803
SHA1

5f78ec1de1b23871fa4d1cd09a7a3d1560c5788a
SHA256

23cfcfaeaeacbd9a9b16ed452bd43d51b920bc136dd23d28ffda1daa1042357c
SHA512

688068487031394aaedcf78d843c160097708c100003cc2a5a75a3ea020634161dfd20234d9bcfbc1f41cc29a736493b5db23a051f32dc56211c2bb1982a7c0f
SSDEEP

3072:JiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoglzoxss7:JiLVCIT4WK2z1W+CUHZj4Skq/eaoeoC

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/2396-0-0x0000000074560000-0x000000007458F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3064	2396	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 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2400 wrote to memory of 2396	2400	rundll32.exe	30
PID 2396 wrote to memory of 3064	2396	rundll32.exe	31
PID 2396 wrote to memory of 3064	2396	rundll32.exe	31
PID 2396 wrote to memory of 3064	2396	rundll32.exe	31
PID 2396 wrote to memory of 3064	2396	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23cfcfaeaeacbd9a9b16ed452bd43d51b920bc136dd23d28ffda1daa1042357c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23cfcfaeaeacbd9a9b16ed452bd43d51b920bc136dd23d28ffda1daa1042357c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 220
    3⤵
    - Program crash
    PID:3064

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/2396-0-0x0000000074560000-0x000000007458F000-memory.dmp

Filesize
188KB

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memory/2396-2-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

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