dridex | 235d08f498b86c8a8308a76b18aae77d9fb86daaf76edfc31c62f55516123d86

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
24-12-2024 02:56

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General

Target

JaffaCakes118_235d08f498b86c8a8308a76b18aae77d9fb86daaf76edfc31c62f55516123d86.dll
Size

184KB
MD5

35ba93db40149356a6eebf5b0af13863
SHA1

2c23d15e9f49180cb3e7feba916ab1d8fe0cb19e
SHA256

235d08f498b86c8a8308a76b18aae77d9fb86daaf76edfc31c62f55516123d86
SHA512

da6b506155aa1506c3c01cdb21e347deb0b3ac8e1e307485653dd9c1b7dec7d116d0e23a5ad8f2bb004147adb5fe4ad151c87a0b86f70e4e1810cdcec207a107
SSDEEP

3072:iiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaollzoxss7:iiLVCIT4WK2z1W+CUHZj4Skq/eaoroC

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/2936-1-0x0000000075030000-0x000000007505F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	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 2400 wrote to memory of 2936	2400	rundll32.exe	30
PID 2400 wrote to memory of 2936	2400	rundll32.exe	30
PID 2400 wrote to memory of 2936	2400	rundll32.exe	30
PID 2400 wrote to memory of 2936	2400	rundll32.exe	30
PID 2400 wrote to memory of 2936	2400	rundll32.exe	30
PID 2400 wrote to memory of 2936	2400	rundll32.exe	30
PID 2400 wrote to memory of 2936	2400	rundll32.exe	30
PID 2936 wrote to memory of 2808	2936	rundll32.exe	31
PID 2936 wrote to memory of 2808	2936	rundll32.exe	31
PID 2936 wrote to memory of 2808	2936	rundll32.exe	31
PID 2936 wrote to memory of 2808	2936	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_235d08f498b86c8a8308a76b18aae77d9fb86daaf76edfc31c62f55516123d86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_235d08f498b86c8a8308a76b18aae77d9fb86daaf76edfc31c62f55516123d86.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 220
    3⤵
    - Program crash
    PID:2808

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/2936-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2936-1-0x0000000075030000-0x000000007505F000-memory.dmp

Filesize
188KB

Download
memory/2936-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download