dridex | 4be281b0887bff86d5374187be1501e88f5152b8b337076d06407ccb7265acd1

Analysis

max time kernel
94s
max time network
142s
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 03:20

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General

Target

JaffaCakes118_4be281b0887bff86d5374187be1501e88f5152b8b337076d06407ccb7265acd1.dll
Size

171KB
MD5

a2cd65b4b50b62b5f66611b7d4c5e47e
SHA1

fde2d17d7acf39fd0f30218aad3d7828129f2ff5
SHA256

4be281b0887bff86d5374187be1501e88f5152b8b337076d06407ccb7265acd1
SHA512

3024eb7c14aa91498c66140fd78b3ae834a5ac46f10b79cdbe6d427a38362de7544a5cbfbbcef89a88524227b6a3b4cb5619e73fdf483a6d60d8af8bbeb7b4ad
SSDEEP

3072:Si49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:SH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/1968-1-0x0000000074B60000-0x0000000074B90000-memory.dmp	dridex_ldr
behavioral2/memory/1968-2-0x0000000074B60000-0x0000000074B90000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2920	1968	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 3932 wrote to memory of 1968	3932	rundll32.exe	83
PID 3932 wrote to memory of 1968	3932	rundll32.exe	83
PID 3932 wrote to memory of 1968	3932	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4be281b0887bff86d5374187be1501e88f5152b8b337076d06407ccb7265acd1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4be281b0887bff86d5374187be1501e88f5152b8b337076d06407ccb7265acd1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1968
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1968 -s 664
    3⤵
    - Program crash
    PID:2920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1968 -ip 1968
1⤵
PID:4076

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/1968-0-0x0000000002790000-0x0000000002796000-memory.dmp

Filesize
24KB

Download
memory/1968-1-0x0000000074B60000-0x0000000074B90000-memory.dmp

Filesize
192KB

Download
memory/1968-2-0x0000000074B60000-0x0000000074B90000-memory.dmp

Filesize
192KB

Download
memory/1968-3-0x0000000002790000-0x0000000002796000-memory.dmp

Filesize
24KB

Download