dridex | 1f2c481cfee417256b9efdf1bacc922d8ae42f0281c2ff0056062d7595699901

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 17:53

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General

Target

JaffaCakes118_1f2c481cfee417256b9efdf1bacc922d8ae42f0281c2ff0056062d7595699901.dll
Size

184KB
MD5

11a27d72104b51f8f6f1464ec580189b
SHA1

bea6f35aca50b8f8e1292456d8d35eb86748bc00
SHA256

1f2c481cfee417256b9efdf1bacc922d8ae42f0281c2ff0056062d7595699901
SHA512

ad444a4edf2e7ec87fde730b7cc365d0c8939000e407d558d06eb81148641c740615b826fc59c8c0d04588328245b6d89e74a2c4405da4af527f20cd743ce725
SSDEEP

3072:NiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoLlzoxss7:NiLVCIT4WK2z1W+CUHZj4Skq/eaoxoC

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/1552-1-0x0000000074D90000-0x0000000074DBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2896	1552	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 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 1552 wrote to memory of 2896	1552	rundll32.exe	32
PID 1552 wrote to memory of 2896	1552	rundll32.exe	32
PID 1552 wrote to memory of 2896	1552	rundll32.exe	32
PID 1552 wrote to memory of 2896	1552	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f2c481cfee417256b9efdf1bacc922d8ae42f0281c2ff0056062d7595699901.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f2c481cfee417256b9efdf1bacc922d8ae42f0281c2ff0056062d7595699901.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 220
    3⤵
    - Program crash
    PID:2896

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/1552-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1552-1-0x0000000074D90000-0x0000000074DBF000-memory.dmp

Filesize
188KB

Download
memory/1552-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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