dridex | 4bc6a5c2453cf432a5ee8d51368af6e3f87c82cdd09512294662cd00d4856db4

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 15:11

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General

Target

JaffaCakes118_4bc6a5c2453cf432a5ee8d51368af6e3f87c82cdd09512294662cd00d4856db4.dll
Size

161KB
MD5

87ee2637f2bb7a96cd7f40e4e9b32c91
SHA1

89d09a2e21e9d4456fb60d73f8a407c4527b9841
SHA256

4bc6a5c2453cf432a5ee8d51368af6e3f87c82cdd09512294662cd00d4856db4
SHA512

46de54b10593acaa69313a8aa68524a7753242ae122255d0c7daa1cf67e5a9dbe1be76c153f670518624d32383887550dbcb61b2ab9f2c9a5e72ea12197cb9e5
SSDEEP

3072:YtSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:2nS62Fl+pkeJl3CvRStrFl+EYi

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
behavioral2/memory/3832-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/3832-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2288	3832	WerFault.exe	82

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 1660 wrote to memory of 3832	1660	rundll32.exe	82
PID 1660 wrote to memory of 3832	1660	rundll32.exe	82
PID 1660 wrote to memory of 3832	1660	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bc6a5c2453cf432a5ee8d51368af6e3f87c82cdd09512294662cd00d4856db4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1660
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bc6a5c2453cf432a5ee8d51368af6e3f87c82cdd09512294662cd00d4856db4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3832
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3832 -s 716
    3⤵
    - Program crash
    PID:2288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3832 -ip 3832
1⤵
PID:4080

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/3832-0-0x0000000000F20000-0x0000000000F26000-memory.dmp

Filesize
24KB

Download
memory/3832-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3832-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3832-3-0x0000000000F20000-0x0000000000F26000-memory.dmp

Filesize
24KB

Download