dridex | e5c88a3b3c7e335b83b9823248efeafcc25295a80cde517869ced7580c90a65c

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-10-2024 00:45

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General

Target

71952205cecb999dbbaebf2264c006b0_JaffaCakes118.dll
Size

184KB
MD5

71952205cecb999dbbaebf2264c006b0
SHA1

63e5d5bbb6a7e07e72715d0743f4ad637905f8da
SHA256

e5c88a3b3c7e335b83b9823248efeafcc25295a80cde517869ced7580c90a65c
SHA512

ca3646bbf5634f9d14844e17e1f205eda455bf3b9b94981464fabbddefb0e27e7b87a05c3f917bd4dfb8ba7181669747e641ff4a8484f69c246cfd48f9360d35
SSDEEP

3072:4JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JSa//2uFrSc:VfYOX+wTScR/Xzku9LVw1uG

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 Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2136-0-0x0000000075230000-0x000000007525F000-memory.dmp	dridex_ldr
behavioral1/memory/2136-3-0x0000000075230000-0x000000007525F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2152 2136 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
2152	2136	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 3064 wrote to memory of 2136	3064	rundll32.exe	rundll32.exe
PID 3064 wrote to memory of 2136	3064	rundll32.exe	rundll32.exe
PID 3064 wrote to memory of 2136	3064	rundll32.exe	rundll32.exe
PID 3064 wrote to memory of 2136	3064	rundll32.exe	rundll32.exe
PID 3064 wrote to memory of 2136	3064	rundll32.exe	rundll32.exe
PID 3064 wrote to memory of 2136	3064	rundll32.exe	rundll32.exe
PID 3064 wrote to memory of 2136	3064	rundll32.exe	rundll32.exe
PID 2136 wrote to memory of 2152	2136	rundll32.exe	WerFault.exe
PID 2136 wrote to memory of 2152	2136	rundll32.exe	WerFault.exe
PID 2136 wrote to memory of 2152	2136	rundll32.exe	WerFault.exe
PID 2136 wrote to memory of 2152	2136	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\71952205cecb999dbbaebf2264c006b0_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\71952205cecb999dbbaebf2264c006b0_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2136
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 220
    3⤵
    - Program crash
    PID:2152

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/2136-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2136-0-0x0000000075230000-0x000000007525F000-memory.dmp

Filesize
188KB

Download
memory/2136-3-0x0000000075230000-0x000000007525F000-memory.dmp

Filesize
188KB

Download