dridex | b0b3f08481e2cf9e2c6fcf297a0b4261804c07aa0026f746bc5745060de53464

Analysis

max time kernel
93s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 21:39

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General

Target

JaffaCakes118_b0b3f08481e2cf9e2c6fcf297a0b4261804c07aa0026f746bc5745060de53464.dll
Size

184KB
MD5

4f8ae692612aede6d05570129ec7680c
SHA1

74bfff11cb52973a35fc81593c3796acd39cdc87
SHA256

b0b3f08481e2cf9e2c6fcf297a0b4261804c07aa0026f746bc5745060de53464
SHA512

cd1bb8323211afbb3ebbcbc2369369ba7681c9ef15881c9b8620d3d454329062c02ea03e6e212b84a5fcf4ec9586b569b12ae1f416c9606a68090c81b64c5b55
SSDEEP

3072:2JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jya//2uFrSc:/fYOX+wTScR/Xzku9LVwZuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2808-0-0x0000000074A10000-0x0000000074A3F000-memory.dmp	dridex_ldr
behavioral2/memory/2808-3-0x0000000074A10000-0x0000000074A3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2060	2808	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 2808	2444	rundll32.exe	83
PID 2444 wrote to memory of 2808	2444	rundll32.exe	83
PID 2444 wrote to memory of 2808	2444	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0b3f08481e2cf9e2c6fcf297a0b4261804c07aa0026f746bc5745060de53464.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0b3f08481e2cf9e2c6fcf297a0b4261804c07aa0026f746bc5745060de53464.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 616
    3⤵
    - Program crash
    PID:2060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2808 -ip 2808
1⤵
PID:4012

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

Replay Monitor

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Downloads

memory/2808-0-0x0000000074A10000-0x0000000074A3F000-memory.dmp

Filesize
188KB

Download
memory/2808-2-0x0000000000930000-0x0000000000936000-memory.dmp

Filesize
24KB

Download
memory/2808-3-0x0000000074A10000-0x0000000074A3F000-memory.dmp

Filesize
188KB

Download