dridex | 882041f215e35bec602ac0820997669da5646375495944b9754b809a9996e3c3

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
24-12-2024 01:31

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General

Target

JaffaCakes118_882041f215e35bec602ac0820997669da5646375495944b9754b809a9996e3c3.dll
Size

184KB
MD5

98f8d9a70dba8536ddfb48663e9af03a
SHA1

6abc178728555a7daed08aae394bc04656611655
SHA256

882041f215e35bec602ac0820997669da5646375495944b9754b809a9996e3c3
SHA512

82dd6e1da6d1ce807aa53f72e67c09eb55ad5e0de19dffce0f4d4e1db132f3fafd91b5f944280ef69ef9b16992873b43cd32e29cf1bbde2de6b8b57f4bfc3d7c
SSDEEP

3072:6JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jsa//2uFrSc:bfYOX+wTScR/Xzku9LVwfuG

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/2916-1-0x0000000074A00000-0x0000000074A2F000-memory.dmp	dridex_ldr
behavioral1/memory/2916-3-0x0000000074A00000-0x0000000074A2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	2916	WerFault.exe	28

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 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2912 wrote to memory of 2916	2912	rundll32.exe	28
PID 2916 wrote to memory of 2836	2916	rundll32.exe	29
PID 2916 wrote to memory of 2836	2916	rundll32.exe	29
PID 2916 wrote to memory of 2836	2916	rundll32.exe	29
PID 2916 wrote to memory of 2836	2916	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_882041f215e35bec602ac0820997669da5646375495944b9754b809a9996e3c3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_882041f215e35bec602ac0820997669da5646375495944b9754b809a9996e3c3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 220
    3⤵
    - Program crash
    PID:2836

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/2916-2-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2916-1-0x0000000074A00000-0x0000000074A2F000-memory.dmp

Filesize
188KB

Download
memory/2916-3-0x0000000074A00000-0x0000000074A2F000-memory.dmp

Filesize
188KB

Download