dridex | 81b10ea2f7bb299c001ed79a49be108296906548b9de30a2ed104827507e47d9

Analysis

max time kernel
93s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 11:28

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General

Target

JaffaCakes118_81b10ea2f7bb299c001ed79a49be108296906548b9de30a2ed104827507e47d9.dll
Size

184KB
MD5

af5421baa59e648350026abb851609ee
SHA1

f96cd713dfc14e1d185fc0a7746713327ad12c84
SHA256

81b10ea2f7bb299c001ed79a49be108296906548b9de30a2ed104827507e47d9
SHA512

1dc9b63d8a3b6748746ccb9115b56008e04308f37090f1823e92e829c3870f71b664c1e76fc1e705bab9669b801107dbd5212e53f1833e26eeae5a6d0a322533
SSDEEP

3072:yiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoelzoxss7:yiLVCIT4WK2z1W+CUHZj4Skq/eao8oC

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
behavioral2/memory/5024-1-0x0000000074D80000-0x0000000074DAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4980	5024	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 3668 wrote to memory of 5024	3668	rundll32.exe	83
PID 3668 wrote to memory of 5024	3668	rundll32.exe	83
PID 3668 wrote to memory of 5024	3668	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81b10ea2f7bb299c001ed79a49be108296906548b9de30a2ed104827507e47d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81b10ea2f7bb299c001ed79a49be108296906548b9de30a2ed104827507e47d9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 616
    3⤵
    - Program crash
    PID:4980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 5024 -ip 5024
1⤵
PID:2768

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/5024-0-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download
memory/5024-1-0x0000000074D80000-0x0000000074DAF000-memory.dmp

Filesize
188KB

Download
memory/5024-3-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download