dridex | 9ff2bf60a62410975988c21e710982f444af507348f467a90371b4595639047b

Analysis

max time kernel
120s
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 07:08

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General

Target

JaffaCakes118_9ff2bf60a62410975988c21e710982f444af507348f467a90371b4595639047b.dll
Size

184KB
MD5

f70276c997665edbadca057ed9707e61
SHA1

5381800d1d253f0851e616f813744312f4d0f7b7
SHA256

9ff2bf60a62410975988c21e710982f444af507348f467a90371b4595639047b
SHA512

8c696e0fbb1f6f693cc66d3bcdd8c283369e63854df5dbb0620f863581317c393e8464708403487ceca36068471d8e89cbda71a788b76f874615ad68d6e1bd9f
SSDEEP

3072:GiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao3lzoxss7:GiLVCIT4WK2z1W+CUHZj4Skq/eaoFoC

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/2712-1-0x0000000075250000-0x000000007527F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2832	2712	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 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2712 wrote to memory of 2832	2712	rundll32.exe	31
PID 2712 wrote to memory of 2832	2712	rundll32.exe	31
PID 2712 wrote to memory of 2832	2712	rundll32.exe	31
PID 2712 wrote to memory of 2832	2712	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9ff2bf60a62410975988c21e710982f444af507348f467a90371b4595639047b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9ff2bf60a62410975988c21e710982f444af507348f467a90371b4595639047b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 220
    3⤵
    - Program crash
    PID:2832

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

Replay Monitor

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Downloads

memory/2712-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2712-1-0x0000000075250000-0x000000007527F000-memory.dmp

Filesize
188KB

Download
memory/2712-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download