dridex | 27ca3e28eaa0986cccbb696f64f395f81e70cc58ff749617949a85d7e67b435a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 21:00

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General

Target

JaffaCakes118_27ca3e28eaa0986cccbb696f64f395f81e70cc58ff749617949a85d7e67b435a.dll
Size

184KB
MD5

e8d44d8054cf309018752700ffdb3438
SHA1

2608de58fff0f4a591d208c5cae7e1d4a46efc9f
SHA256

27ca3e28eaa0986cccbb696f64f395f81e70cc58ff749617949a85d7e67b435a
SHA512

8d7bc474d9a0f95650a6744d6564dd3f07134e40431e6345561ec80ce9e9f75d38db3d43a90ef762e224523cb2bd415d462563c5b1aaab4cf7c10efc12703d3f
SSDEEP

3072:miLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoilzoxss7:miLVCIT4WK2z1W+CUHZj4Skq/eaoIoC

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/2764-1-0x0000000074EC0000-0x0000000074EEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2764	WerFault.exe	31

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 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2692 wrote to memory of 2764	2692	rundll32.exe	31
PID 2764 wrote to memory of 2700	2764	rundll32.exe	32
PID 2764 wrote to memory of 2700	2764	rundll32.exe	32
PID 2764 wrote to memory of 2700	2764	rundll32.exe	32
PID 2764 wrote to memory of 2700	2764	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27ca3e28eaa0986cccbb696f64f395f81e70cc58ff749617949a85d7e67b435a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27ca3e28eaa0986cccbb696f64f395f81e70cc58ff749617949a85d7e67b435a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 220
    3⤵
    - Program crash
    PID:2700

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/2764-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2764-1-0x0000000074EC0000-0x0000000074EEF000-memory.dmp

Filesize
188KB

Download
memory/2764-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download