dridex | 05f26e6df8c4d4f14c5535885d85ded36fbd4f1c516fdcb0bbcd62eda0b203ad

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 07:52

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General

Target

JaffaCakes118_05f26e6df8c4d4f14c5535885d85ded36fbd4f1c516fdcb0bbcd62eda0b203ad.dll
Size

184KB
MD5

31a16f7feaf6bdffff6153035cf15708
SHA1

7654916bbfef1509543ec74d1aaebde00190cdcd
SHA256

05f26e6df8c4d4f14c5535885d85ded36fbd4f1c516fdcb0bbcd62eda0b203ad
SHA512

62a163a10448369e4e0f79500b33b47d2363ad587424b115b75b6274f41ebe5b9f1dfeb006d0450de1ce96182265e4288340408c982031bb3661a2ec1127d3bd
SSDEEP

3072:HiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao6lzoxss7:HiLVCIT4WK2z1W+CUHZj4Skq/eaoQoC

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/824-1-0x00000000752A0000-0x00000000752CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2500	824	WerFault.exe	31

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 2112 wrote to memory of 824	2112	rundll32.exe	31
PID 2112 wrote to memory of 824	2112	rundll32.exe	31
PID 2112 wrote to memory of 824	2112	rundll32.exe	31
PID 2112 wrote to memory of 824	2112	rundll32.exe	31
PID 2112 wrote to memory of 824	2112	rundll32.exe	31
PID 2112 wrote to memory of 824	2112	rundll32.exe	31
PID 2112 wrote to memory of 824	2112	rundll32.exe	31
PID 824 wrote to memory of 2500	824	rundll32.exe	32
PID 824 wrote to memory of 2500	824	rundll32.exe	32
PID 824 wrote to memory of 2500	824	rundll32.exe	32
PID 824 wrote to memory of 2500	824	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_05f26e6df8c4d4f14c5535885d85ded36fbd4f1c516fdcb0bbcd62eda0b203ad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_05f26e6df8c4d4f14c5535885d85ded36fbd4f1c516fdcb0bbcd62eda0b203ad.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 824 -s 220
    3⤵
    - Program crash
    PID:2500

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/824-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/824-1-0x00000000752A0000-0x00000000752CF000-memory.dmp

Filesize
188KB

Download
memory/824-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download