dridex | a7376e20b8bd5209b33987499ea8fe08b49fd9ef6c4e8aa0c7c3a034e7cbeec0

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 07:37

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General

Target

JaffaCakes118_a7376e20b8bd5209b33987499ea8fe08b49fd9ef6c4e8aa0c7c3a034e7cbeec0.dll
Size

184KB
MD5

7bea84b7240046da70baf4e7ed4b3b7b
SHA1

8b0f3bef162290e8279883f48c1ab4dbea71a574
SHA256

a7376e20b8bd5209b33987499ea8fe08b49fd9ef6c4e8aa0c7c3a034e7cbeec0
SHA512

827b85bf8be277c508ab5a4f86ffb7ac1d062f04101744d1e4c2085e225381ec9e5d2d9b719b8073465db1ad74211bbad6a54580233459e55378979a44f85a22
SSDEEP

3072:9iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoBlzoxss7:9iLVCIT4WK2z1W+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/2380-1-0x0000000074870000-0x000000007489F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2604	2380	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 2096 wrote to memory of 2380	2096	rundll32.exe	30
PID 2096 wrote to memory of 2380	2096	rundll32.exe	30
PID 2096 wrote to memory of 2380	2096	rundll32.exe	30
PID 2096 wrote to memory of 2380	2096	rundll32.exe	30
PID 2096 wrote to memory of 2380	2096	rundll32.exe	30
PID 2096 wrote to memory of 2380	2096	rundll32.exe	30
PID 2096 wrote to memory of 2380	2096	rundll32.exe	30
PID 2380 wrote to memory of 2604	2380	rundll32.exe	32
PID 2380 wrote to memory of 2604	2380	rundll32.exe	32
PID 2380 wrote to memory of 2604	2380	rundll32.exe	32
PID 2380 wrote to memory of 2604	2380	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7376e20b8bd5209b33987499ea8fe08b49fd9ef6c4e8aa0c7c3a034e7cbeec0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7376e20b8bd5209b33987499ea8fe08b49fd9ef6c4e8aa0c7c3a034e7cbeec0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 220
    3⤵
    - Program crash
    PID:2604

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/2380-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2380-1-0x0000000074870000-0x000000007489F000-memory.dmp

Filesize
188KB

Download
memory/2380-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download