dridex | 7721816f7810350b78e5783eca69e9c46a2780cfe35950b495f1e0c8277e64be

Analysis

max time kernel
94s
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
23-12-2024 18:42

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General

Target

JaffaCakes118_7721816f7810350b78e5783eca69e9c46a2780cfe35950b495f1e0c8277e64be.dll
Size

163KB
MD5

51acfc906e8b051598813e02c8df81f8
SHA1

b599b4b5e99b8ccf66fc62f08af38ea2e32edb07
SHA256

7721816f7810350b78e5783eca69e9c46a2780cfe35950b495f1e0c8277e64be
SHA512

31f6c9b201b9410800d37434b718ad84d56adce74d855fde2fb781ede0c0c910fde1a088b16f385f2750d90f72f406387cff54591b0aef21a474c6a0a4e8cb97
SSDEEP

3072:7ar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:ts4p+ADxnSO6D2cOp

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2940-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1408	2940	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 5080 wrote to memory of 2940	5080	rundll32.exe	84
PID 5080 wrote to memory of 2940	5080	rundll32.exe	84
PID 5080 wrote to memory of 2940	5080	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7721816f7810350b78e5783eca69e9c46a2780cfe35950b495f1e0c8277e64be.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7721816f7810350b78e5783eca69e9c46a2780cfe35950b495f1e0c8277e64be.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2940 -s 708
    3⤵
    - Program crash
    PID:1408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2940 -ip 2940
1⤵
PID:2692

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/2940-0-0x0000000000A60000-0x0000000000A66000-memory.dmp

Filesize
24KB

Download
memory/2940-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2940-3-0x0000000000A60000-0x0000000000A66000-memory.dmp

Filesize
24KB

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