dridex | 6d37f0ea180c3aa015620f321034ccbebf4fc83eb9a24133bee7100c6664857a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 20:23

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General

Target

JaffaCakes118_6d37f0ea180c3aa015620f321034ccbebf4fc83eb9a24133bee7100c6664857a.dll
Size

161KB
MD5

1ed80f8ba031ecaa80f700adaeaac3f6
SHA1

1b5fc44d49b4922301eee869e04abbd1311ef402
SHA256

6d37f0ea180c3aa015620f321034ccbebf4fc83eb9a24133bee7100c6664857a
SHA512

fc21c792e69464d6c70ee806493a6dacb1f6abccaa1bc9ce41c04f93a71a5fb06acf6a96fdcc0ecfa04bee49728c7138dbf39d376a5b69b07f381b03f1cd0230
SSDEEP

3072:wPSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd27GkFY:MnS62Fl+pkeJl3CvRStrFl+EYa

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
behavioral1/memory/2756-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2756-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2756	WerFault.exe	31

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 11 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2756 wrote to memory of 2696	2756	rundll32.exe	32
PID 2756 wrote to memory of 2696	2756	rundll32.exe	32
PID 2756 wrote to memory of 2696	2756	rundll32.exe	32
PID 2756 wrote to memory of 2696	2756	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d37f0ea180c3aa015620f321034ccbebf4fc83eb9a24133bee7100c6664857a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d37f0ea180c3aa015620f321034ccbebf4fc83eb9a24133bee7100c6664857a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 256
    3⤵
    - Program crash
    PID:2696

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/2756-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2756-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2756-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2756-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download