dridex | 71ca530c7595c887057c648f4f3799451d0e1a954dad12567405a8aa4ecdc410

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:21

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General

Target

JaffaCakes118_71ca530c7595c887057c648f4f3799451d0e1a954dad12567405a8aa4ecdc410.dll
Size

184KB
MD5

a284f628edda51e6f62aa3780a7e3fb2
SHA1

e718ac251cff062f0c0c8b63e8df1116623798c1
SHA256

71ca530c7595c887057c648f4f3799451d0e1a954dad12567405a8aa4ecdc410
SHA512

d492056892b1892e51c121be6dce4de4b4ca7518c20b34fb9173a4b09a76bfb95a4d77ea7f66858835113ac9a57e23aeefd9074c55cadf1a1dd60a1e4e94aa24
SSDEEP

3072:XJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jpa//2uFrSc:kfYOX+wTScR/Xzku9LVw+uG

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/1768-1-0x00000000751E0000-0x000000007520F000-memory.dmp	dridex_ldr
behavioral1/memory/1768-2-0x00000000751E0000-0x000000007520F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1872	1768	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 2336 wrote to memory of 1768	2336	rundll32.exe	30
PID 2336 wrote to memory of 1768	2336	rundll32.exe	30
PID 2336 wrote to memory of 1768	2336	rundll32.exe	30
PID 2336 wrote to memory of 1768	2336	rundll32.exe	30
PID 2336 wrote to memory of 1768	2336	rundll32.exe	30
PID 2336 wrote to memory of 1768	2336	rundll32.exe	30
PID 2336 wrote to memory of 1768	2336	rundll32.exe	30
PID 1768 wrote to memory of 1872	1768	rundll32.exe	32
PID 1768 wrote to memory of 1872	1768	rundll32.exe	32
PID 1768 wrote to memory of 1872	1768	rundll32.exe	32
PID 1768 wrote to memory of 1872	1768	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_71ca530c7595c887057c648f4f3799451d0e1a954dad12567405a8aa4ecdc410.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_71ca530c7595c887057c648f4f3799451d0e1a954dad12567405a8aa4ecdc410.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1768 -s 220
    3⤵
    - Program crash
    PID:1872

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/1768-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1768-1-0x00000000751E0000-0x000000007520F000-memory.dmp

Filesize
188KB

Download
memory/1768-2-0x00000000751E0000-0x000000007520F000-memory.dmp

Filesize
188KB

Download
memory/1768-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download