dridex | 59a4297edccc745e3c9884e6bde3c3c5fe4bb7d271e2cdd79f1a8415c1c38c21

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 04:46

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General

Target

JaffaCakes118_59a4297edccc745e3c9884e6bde3c3c5fe4bb7d271e2cdd79f1a8415c1c38c21.dll
Size

161KB
MD5

21e8120afcfb4dc8e2fb41b7d0a8c4fa
SHA1

e0a1c8c0b5e77847f19f70bea69bbb84f674174a
SHA256

59a4297edccc745e3c9884e6bde3c3c5fe4bb7d271e2cdd79f1a8415c1c38c21
SHA512

ce95cdb4daafd9b517a182eab8abe780b403135fb762c0e6346e1dc1710821da15d9723122217f7da8e36e4e47dbaa2ef94b0220fec7106649b440b8cbe632b2
SSDEEP

3072:onSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2xGkFY:AnS62Fl+pkeJl3CvRStrFl+EY0

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/2684-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2684-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	2684	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 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2684 wrote to memory of 2788	2684	rundll32.exe	31
PID 2684 wrote to memory of 2788	2684	rundll32.exe	31
PID 2684 wrote to memory of 2788	2684	rundll32.exe	31
PID 2684 wrote to memory of 2788	2684	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59a4297edccc745e3c9884e6bde3c3c5fe4bb7d271e2cdd79f1a8415c1c38c21.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59a4297edccc745e3c9884e6bde3c3c5fe4bb7d271e2cdd79f1a8415c1c38c21.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 256
    3⤵
    - Program crash
    PID:2788

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/2684-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2684-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2684-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2684-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download