dridex | ee9409c9e9ed5324f7a6ce9704076d1effa78c9c9de14ae7b8a7bc6edb30abd7

Analysis

max time kernel
132s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-11-2024 20:43

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General

Target

87a342f471c2e47e6e5535688df0eaee_JaffaCakes118.dll
Size

184KB
MD5

87a342f471c2e47e6e5535688df0eaee
SHA1

e998bd2a617e1f04f9076c20329dd2fb3b5c6a69
SHA256

ee9409c9e9ed5324f7a6ce9704076d1effa78c9c9de14ae7b8a7bc6edb30abd7
SHA512

7537244151620670793faa9ae07fe06bec04f3dbf78f9b153087bf604e9ec9be4a5df11e3f38908319d1a9a2a4f3ae0b624925895feea9bd75566f25d811ddd7
SSDEEP

3072:j1JzSxp5PpRh7phfrv/6jC5KHWnzD7xC3/o1WXDCFUBUL1iMhmDEwmuFWw2F:j1JGz5pX7fz+C5kUzDA36bFUc1i7EwR6

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/3980-1-0x0000000074D90000-0x0000000074DBF000-memory.dmp	dridex_ldr
behavioral2/memory/3980-2-0x0000000074D90000-0x0000000074DBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1900	3980	WerFault.exe	84

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 4504 wrote to memory of 3980	4504	rundll32.exe	84
PID 4504 wrote to memory of 3980	4504	rundll32.exe	84
PID 4504 wrote to memory of 3980	4504	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\87a342f471c2e47e6e5535688df0eaee_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\87a342f471c2e47e6e5535688df0eaee_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 616
    3⤵
    - Program crash
    PID:1900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3980 -ip 3980
1⤵
PID:1208

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/3980-0-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download
memory/3980-1-0x0000000074D90000-0x0000000074DBF000-memory.dmp

Filesize
188KB

Download
memory/3980-2-0x0000000074D90000-0x0000000074DBF000-memory.dmp

Filesize
188KB

Download
memory/3980-3-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download