dridex | 4ff7e0f1a4e21062da2bf18efd4629906fcfb0dfd682f0732e77fcf0c3e5e42f

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 14:50

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General

Target

JaffaCakes118_4ff7e0f1a4e21062da2bf18efd4629906fcfb0dfd682f0732e77fcf0c3e5e42f.dll
Size

161KB
MD5

a5fe34954f47bdb716da3ff8810d4a55
SHA1

7eaca55de92ccac9a2aaec564069a693132f49da
SHA256

4ff7e0f1a4e21062da2bf18efd4629906fcfb0dfd682f0732e77fcf0c3e5e42f
SHA512

f1cf9ef4f6ad2f736354a587f30caff597a09df02423c74553e96fe6ccaf81d40f0563dc332f108a4950ff2920df20e6dc6ea881b3c32f4a33862f7ce32c015d
SSDEEP

3072:wW4Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:eDBdOlG0nyg1DvwxgZ/v

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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/1924-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2740	1924	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 2288 wrote to memory of 1924	2288	rundll32.exe	30
PID 2288 wrote to memory of 1924	2288	rundll32.exe	30
PID 2288 wrote to memory of 1924	2288	rundll32.exe	30
PID 2288 wrote to memory of 1924	2288	rundll32.exe	30
PID 2288 wrote to memory of 1924	2288	rundll32.exe	30
PID 2288 wrote to memory of 1924	2288	rundll32.exe	30
PID 2288 wrote to memory of 1924	2288	rundll32.exe	30
PID 1924 wrote to memory of 2740	1924	rundll32.exe	31
PID 1924 wrote to memory of 2740	1924	rundll32.exe	31
PID 1924 wrote to memory of 2740	1924	rundll32.exe	31
PID 1924 wrote to memory of 2740	1924	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ff7e0f1a4e21062da2bf18efd4629906fcfb0dfd682f0732e77fcf0c3e5e42f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ff7e0f1a4e21062da2bf18efd4629906fcfb0dfd682f0732e77fcf0c3e5e42f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 256
    3⤵
    - Program crash
    PID:2740

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/1924-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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memory/1924-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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