dridex | 484d3af753545e8f6dd8aa981f8e725472c0f85f06f3bf9f7adb6f20cb15b5ee

Analysis

max time kernel
26s
max time network
20s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:56

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General

Target

JaffaCakes118_484d3af753545e8f6dd8aa981f8e725472c0f85f06f3bf9f7adb6f20cb15b5ee.dll
Size

177KB
MD5

4aa90c89fbc0d45c2ad4f76d91175a7b
SHA1

030c0f0e68af51fbec61e156b7681220bb596232
SHA256

484d3af753545e8f6dd8aa981f8e725472c0f85f06f3bf9f7adb6f20cb15b5ee
SHA512

915faa3335237f77f48e0cc6293bdaaaa44fc1e21f5ddccb0844a239731e8af2f6a6852d49728077e47596bed49c13bac0d8ab9935fb254253f400f06fbadbd2
SSDEEP

3072:7uCmyBVtWxZCOCA4Hpl1tv18F+yoSJPAacbnid8DOHPJ+HJ:fzWxkOP4pOcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1356-0-0x0000000074EA0000-0x0000000074ED1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2840	1356	WerFault.exe	29

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 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 1356 wrote to memory of 2840	1356	rundll32.exe	30
PID 1356 wrote to memory of 2840	1356	rundll32.exe	30
PID 1356 wrote to memory of 2840	1356	rundll32.exe	30
PID 1356 wrote to memory of 2840	1356	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_484d3af753545e8f6dd8aa981f8e725472c0f85f06f3bf9f7adb6f20cb15b5ee.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_484d3af753545e8f6dd8aa981f8e725472c0f85f06f3bf9f7adb6f20cb15b5ee.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1356
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1356 -s 224
    3⤵
    - Program crash
    PID:2840

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/1356-1-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

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memory/1356-0-0x0000000074EA0000-0x0000000074ED1000-memory.dmp

Filesize
196KB

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