dridex | 7a557f163db6f2238cd231c0f29b294a59a22f21e013fdaeb20686ea43841163

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 18:40

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General

Target

JaffaCakes118_7a557f163db6f2238cd231c0f29b294a59a22f21e013fdaeb20686ea43841163.dll
Size

184KB
MD5

019d543609fbf5794b465a532fe33c94
SHA1

3f7f3115e2b8162a7101aad9a4dfd95004f8dd5f
SHA256

7a557f163db6f2238cd231c0f29b294a59a22f21e013fdaeb20686ea43841163
SHA512

b770eefd8710af3a3b0e01f161c95d63c493bb205e0e5d438402c4a47d29c2bd16e6a2f6d223501aa1b84e5e6594c8e3718a702e7234d8b07701bef4f6257e62
SSDEEP

3072:tiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao2lzoxss7:tiLVCIT4WK2z1W+CUHZj4Skq/eaokoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2748-1-0x0000000075000000-0x000000007502F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2884	2748	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 2484 wrote to memory of 2748	2484	rundll32.exe	30
PID 2484 wrote to memory of 2748	2484	rundll32.exe	30
PID 2484 wrote to memory of 2748	2484	rundll32.exe	30
PID 2484 wrote to memory of 2748	2484	rundll32.exe	30
PID 2484 wrote to memory of 2748	2484	rundll32.exe	30
PID 2484 wrote to memory of 2748	2484	rundll32.exe	30
PID 2484 wrote to memory of 2748	2484	rundll32.exe	30
PID 2748 wrote to memory of 2884	2748	rundll32.exe	31
PID 2748 wrote to memory of 2884	2748	rundll32.exe	31
PID 2748 wrote to memory of 2884	2748	rundll32.exe	31
PID 2748 wrote to memory of 2884	2748	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a557f163db6f2238cd231c0f29b294a59a22f21e013fdaeb20686ea43841163.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7a557f163db6f2238cd231c0f29b294a59a22f21e013fdaeb20686ea43841163.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 224
    3⤵
    - Program crash
    PID:2884

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/2748-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2748-1-0x0000000075000000-0x000000007502F000-memory.dmp

Filesize
188KB

Download
memory/2748-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download