dridex | caf7375ba50ddde21f99b8698d249153bad683622587d3ad7d9f5ab27e99555a

Analysis

max time kernel
118s
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, 02:44

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General

Target

JaffaCakes118_caf7375ba50ddde21f99b8698d249153bad683622587d3ad7d9f5ab27e99555a.dll
Size

184KB
MD5

f386c548e1b43be4372e8a2bc877f691
SHA1

820b44ecdf958d4cd40ed17f07d886066881578f
SHA256

caf7375ba50ddde21f99b8698d249153bad683622587d3ad7d9f5ab27e99555a
SHA512

feb2e07bc23b6e014d491bb839555c08031dd3ac67d11e4e48841007cdf7cc6eb8c32cf7dcef80fe8153fe8c53b1bdd7614cc8d969cd48380b466047f1de09e7
SSDEEP

3072:SJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JWa//2uFrSc:TfYOX+wTScR/Xzku9LVw5uG

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/2572-1-0x0000000074C10000-0x0000000074C3F000-memory.dmp	dridex_ldr
behavioral1/memory/2572-2-0x0000000074C10000-0x0000000074C3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2392	2572	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 2572	2380	rundll32.exe	30
PID 2380 wrote to memory of 2572	2380	rundll32.exe	30
PID 2380 wrote to memory of 2572	2380	rundll32.exe	30
PID 2380 wrote to memory of 2572	2380	rundll32.exe	30
PID 2380 wrote to memory of 2572	2380	rundll32.exe	30
PID 2380 wrote to memory of 2572	2380	rundll32.exe	30
PID 2380 wrote to memory of 2572	2380	rundll32.exe	30
PID 2572 wrote to memory of 2392	2572	rundll32.exe	32
PID 2572 wrote to memory of 2392	2572	rundll32.exe	32
PID 2572 wrote to memory of 2392	2572	rundll32.exe	32
PID 2572 wrote to memory of 2392	2572	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_caf7375ba50ddde21f99b8698d249153bad683622587d3ad7d9f5ab27e99555a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_caf7375ba50ddde21f99b8698d249153bad683622587d3ad7d9f5ab27e99555a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 220
    3⤵
    - Program crash
    PID:2392

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/2572-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2572-1-0x0000000074C10000-0x0000000074C3F000-memory.dmp

Filesize
188KB

Download
memory/2572-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2572-2-0x0000000074C10000-0x0000000074C3F000-memory.dmp

Filesize
188KB

Download