dridex | 47dfb2c3e09ffd0f08150f83eb19b99b48b7c51d16608da46237f37619d33778

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:58

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General

Target

JaffaCakes118_47dfb2c3e09ffd0f08150f83eb19b99b48b7c51d16608da46237f37619d33778.dll
Size

184KB
MD5

9112491682359e6896302749aac63ee9
SHA1

865f8a58b55906f36e89a333486c138e021ae69a
SHA256

47dfb2c3e09ffd0f08150f83eb19b99b48b7c51d16608da46237f37619d33778
SHA512

32cc5167e209c750dfe599e98397cb921d217e579f26f4e90de466a33031a462704f5c647d3c1d8689bd5f726dc0d6e688969f90659df9942b1df8067403ba05
SSDEEP

3072:BJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JYa//2uFrSc:CfYOX+wTScR/Xzku9LVw/uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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/1228-1-0x0000000074760000-0x000000007478F000-memory.dmp	dridex_ldr
behavioral1/memory/1228-2-0x0000000074760000-0x000000007478F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2824	1228	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 2468 wrote to memory of 1228	2468	rundll32.exe	30
PID 2468 wrote to memory of 1228	2468	rundll32.exe	30
PID 2468 wrote to memory of 1228	2468	rundll32.exe	30
PID 2468 wrote to memory of 1228	2468	rundll32.exe	30
PID 2468 wrote to memory of 1228	2468	rundll32.exe	30
PID 2468 wrote to memory of 1228	2468	rundll32.exe	30
PID 2468 wrote to memory of 1228	2468	rundll32.exe	30
PID 1228 wrote to memory of 2824	1228	rundll32.exe	31
PID 1228 wrote to memory of 2824	1228	rundll32.exe	31
PID 1228 wrote to memory of 2824	1228	rundll32.exe	31
PID 1228 wrote to memory of 2824	1228	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_47dfb2c3e09ffd0f08150f83eb19b99b48b7c51d16608da46237f37619d33778.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2468
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_47dfb2c3e09ffd0f08150f83eb19b99b48b7c51d16608da46237f37619d33778.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1228 -s 220
    3⤵
    - Program crash
    PID:2824

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

Replay Monitor

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Downloads

memory/1228-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/1228-1-0x0000000074760000-0x000000007478F000-memory.dmp

Filesize
188KB

Download
memory/1228-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/1228-2-0x0000000074760000-0x000000007478F000-memory.dmp

Filesize
188KB

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