dridex | 97cd72e5620e27913c13dbae82ef769bdae54fde220ac914c1e9395db8db7174

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:18

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General

Target

JaffaCakes118_97cd72e5620e27913c13dbae82ef769bdae54fde220ac914c1e9395db8db7174.dll
Size

184KB
MD5

3f38c74d602212f5ebad457e2006809f
SHA1

4d6dc7eb10ff1fd23613ded74d1d504422dce7b0
SHA256

97cd72e5620e27913c13dbae82ef769bdae54fde220ac914c1e9395db8db7174
SHA512

0aac7196116f7c812eaa9e6b6a1fbcd3ec9dbf90d5e95b024da0d93d2f8c3c26fbbeface40c3cec15f2615f7d349b16505b5c98d7ff36bd9db7341e1ed919e85
SSDEEP

3072:2JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JOa//2uFrSc:/fYOX+wTScR/Xzku9LVwNuG

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
behavioral1/memory/1248-0-0x0000000074AB0000-0x0000000074ADF000-memory.dmp	dridex_ldr
behavioral1/memory/1248-3-0x0000000074AB0000-0x0000000074ADF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2408	1248	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 2336 wrote to memory of 1248	2336	rundll32.exe	31
PID 2336 wrote to memory of 1248	2336	rundll32.exe	31
PID 2336 wrote to memory of 1248	2336	rundll32.exe	31
PID 2336 wrote to memory of 1248	2336	rundll32.exe	31
PID 2336 wrote to memory of 1248	2336	rundll32.exe	31
PID 2336 wrote to memory of 1248	2336	rundll32.exe	31
PID 2336 wrote to memory of 1248	2336	rundll32.exe	31
PID 1248 wrote to memory of 2408	1248	rundll32.exe	32
PID 1248 wrote to memory of 2408	1248	rundll32.exe	32
PID 1248 wrote to memory of 2408	1248	rundll32.exe	32
PID 1248 wrote to memory of 2408	1248	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_97cd72e5620e27913c13dbae82ef769bdae54fde220ac914c1e9395db8db7174.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_97cd72e5620e27913c13dbae82ef769bdae54fde220ac914c1e9395db8db7174.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1248 -s 220
    3⤵
    - Program crash
    PID:2408

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/1248-0-0x0000000074AB0000-0x0000000074ADF000-memory.dmp

Filesize
188KB

Download
memory/1248-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1248-3-0x0000000074AB0000-0x0000000074ADF000-memory.dmp

Filesize
188KB

Download