dridex | bda9e6a25b9bd35f17a5447c8f2aa6f61bc5b4e3278701d6da87c85895218d06

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 16:22

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General

Target

JaffaCakes118_bda9e6a25b9bd35f17a5447c8f2aa6f61bc5b4e3278701d6da87c85895218d06.dll
Size

184KB
MD5

83fcee4855086f1ced9321e62f502456
SHA1

69b9b8e1f26fdfc874ab2742c867d89c0aaeefe4
SHA256

bda9e6a25b9bd35f17a5447c8f2aa6f61bc5b4e3278701d6da87c85895218d06
SHA512

14bd375ace0c9c7c5923261c4c7c35801f7c097e1ec26d2787d8c1801b1bd238d66370bb2c2a53bba6ca7e8c272adde37500d1760fdc71a63d3a5a826f33d32d
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoplzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eao3oC

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/2936-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2976	2936	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 2592 wrote to memory of 2936	2592	rundll32.exe	30
PID 2592 wrote to memory of 2936	2592	rundll32.exe	30
PID 2592 wrote to memory of 2936	2592	rundll32.exe	30
PID 2592 wrote to memory of 2936	2592	rundll32.exe	30
PID 2592 wrote to memory of 2936	2592	rundll32.exe	30
PID 2592 wrote to memory of 2936	2592	rundll32.exe	30
PID 2592 wrote to memory of 2936	2592	rundll32.exe	30
PID 2936 wrote to memory of 2976	2936	rundll32.exe	31
PID 2936 wrote to memory of 2976	2936	rundll32.exe	31
PID 2936 wrote to memory of 2976	2936	rundll32.exe	31
PID 2936 wrote to memory of 2976	2936	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bda9e6a25b9bd35f17a5447c8f2aa6f61bc5b4e3278701d6da87c85895218d06.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2592
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bda9e6a25b9bd35f17a5447c8f2aa6f61bc5b4e3278701d6da87c85895218d06.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 224
    3⤵
    - Program crash
    PID:2976

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/2936-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2936-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp

Filesize
188KB

Download
memory/2936-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download