dridex | 4846e1d7d05ea32c436bea2aa549b74c62307be79583d3fd27928a9e4da18bd5

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:19

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General

Target

JaffaCakes118_4846e1d7d05ea32c436bea2aa549b74c62307be79583d3fd27928a9e4da18bd5.dll
Size

161KB
MD5

8b580443af844d5d8028a37f851866aa
SHA1

f43f02ea601abaae2bb39380494526456cd68f3f
SHA256

4846e1d7d05ea32c436bea2aa549b74c62307be79583d3fd27928a9e4da18bd5
SHA512

6a6db7d37216691d650c6504c0a2670b800b941443027399b4896bbba254648614ee075a8793bf893fb2f148cfcb79572e1fa1e6dabbc1ead4563d80ba4ec12a
SSDEEP

3072:H1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:VnS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2772-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2772-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2680	2772	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 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2772 wrote to memory of 2680	2772	rundll32.exe	32
PID 2772 wrote to memory of 2680	2772	rundll32.exe	32
PID 2772 wrote to memory of 2680	2772	rundll32.exe	32
PID 2772 wrote to memory of 2680	2772	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4846e1d7d05ea32c436bea2aa549b74c62307be79583d3fd27928a9e4da18bd5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4846e1d7d05ea32c436bea2aa549b74c62307be79583d3fd27928a9e4da18bd5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 256
    3⤵
    - Program crash
    PID:2680

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/2772-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2772-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2772-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download