dridex | c55b6afa665d7abff90e8a1c18f45beb7b38ed43c351d228be2e3c2a5c8fd5e5

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
24-12-2024 01:12

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General

Target

JaffaCakes118_c55b6afa665d7abff90e8a1c18f45beb7b38ed43c351d228be2e3c2a5c8fd5e5.dll
Size

184KB
MD5

e45d797913150fc56bbfc0cc4988d048
SHA1

98b19068b8da5eea293bed36a6ec5be2fa68ff08
SHA256

c55b6afa665d7abff90e8a1c18f45beb7b38ed43c351d228be2e3c2a5c8fd5e5
SHA512

26981d33c1ab295fa6825425d8c756bc39e8ba52a045914ea9ebf5862d3ac2f869ca3eb47b7b5bf7dfddc549045c995d9247a1df8bfbe91acb6b164e570fb066
SSDEEP

3072:XJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jfa//2uFrSc:kfYOX+wTScR/Xzku9LVwcuG

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/2412-1-0x0000000074540000-0x000000007456F000-memory.dmp	dridex_ldr
behavioral1/memory/2412-2-0x0000000074540000-0x000000007456F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3064	2412	WerFault.exe	30

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 2380 wrote to memory of 2412	2380	rundll32.exe	30
PID 2380 wrote to memory of 2412	2380	rundll32.exe	30
PID 2380 wrote to memory of 2412	2380	rundll32.exe	30
PID 2380 wrote to memory of 2412	2380	rundll32.exe	30
PID 2380 wrote to memory of 2412	2380	rundll32.exe	30
PID 2380 wrote to memory of 2412	2380	rundll32.exe	30
PID 2380 wrote to memory of 2412	2380	rundll32.exe	30
PID 2412 wrote to memory of 3064	2412	rundll32.exe	31
PID 2412 wrote to memory of 3064	2412	rundll32.exe	31
PID 2412 wrote to memory of 3064	2412	rundll32.exe	31
PID 2412 wrote to memory of 3064	2412	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c55b6afa665d7abff90e8a1c18f45beb7b38ed43c351d228be2e3c2a5c8fd5e5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c55b6afa665d7abff90e8a1c18f45beb7b38ed43c351d228be2e3c2a5c8fd5e5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2412
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 220
    3⤵
    - Program crash
    PID:3064

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/2412-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2412-1-0x0000000074540000-0x000000007456F000-memory.dmp

Filesize
188KB

Download
memory/2412-2-0x0000000074540000-0x000000007456F000-memory.dmp

Filesize
188KB

Download
memory/2412-4-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download