dridex | dcb8c7a4d950a20b5dce2c6aa306a6739640e8adf99db921bf8db330ac688dc0

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 22:23

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General

Target

JaffaCakes118_dcb8c7a4d950a20b5dce2c6aa306a6739640e8adf99db921bf8db330ac688dc0.dll
Size

184KB
MD5

ad081bef3864d5e1d77eebf919742fa2
SHA1

16630d03a07783225c8992b92eac2116fb155193
SHA256

dcb8c7a4d950a20b5dce2c6aa306a6739640e8adf99db921bf8db330ac688dc0
SHA512

08d899e158ce9f3f53cae6db57adf3a00676cb2cfcb66d20f5acfbc3fb1d8a774a05b11536756b6ebc95fd071b23b46c26ac7b40c56abfc5cd839e76924bd27b
SSDEEP

3072:5JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jla//2uFrSc:6fYOX+wTScR/Xzku9LVweuG

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/2228-1-0x0000000074540000-0x000000007456F000-memory.dmp	dridex_ldr
behavioral1/memory/2228-2-0x0000000074540000-0x000000007456F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2724	2228	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 3068 wrote to memory of 2228	3068	rundll32.exe	30
PID 3068 wrote to memory of 2228	3068	rundll32.exe	30
PID 3068 wrote to memory of 2228	3068	rundll32.exe	30
PID 3068 wrote to memory of 2228	3068	rundll32.exe	30
PID 3068 wrote to memory of 2228	3068	rundll32.exe	30
PID 3068 wrote to memory of 2228	3068	rundll32.exe	30
PID 3068 wrote to memory of 2228	3068	rundll32.exe	30
PID 2228 wrote to memory of 2724	2228	rundll32.exe	31
PID 2228 wrote to memory of 2724	2228	rundll32.exe	31
PID 2228 wrote to memory of 2724	2228	rundll32.exe	31
PID 2228 wrote to memory of 2724	2228	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dcb8c7a4d950a20b5dce2c6aa306a6739640e8adf99db921bf8db330ac688dc0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dcb8c7a4d950a20b5dce2c6aa306a6739640e8adf99db921bf8db330ac688dc0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 220
    3⤵
    - Program crash
    PID:2724

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

Replay Monitor

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Downloads

memory/2228-0-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2228-1-0x0000000074540000-0x000000007456F000-memory.dmp

Filesize
188KB

Download
memory/2228-2-0x0000000074540000-0x000000007456F000-memory.dmp

Filesize
188KB

Download
memory/2228-4-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download