dridex | f744600e41491a00de617ef6cc795ba4e8a31098c0715f4015cf763832d4db76

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:59

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General

Target

JaffaCakes118_f744600e41491a00de617ef6cc795ba4e8a31098c0715f4015cf763832d4db76.dll
Size

177KB
MD5

7616d72ebb718dc20a764d0601d98538
SHA1

0ff6372213800d473550e12f41ceaa00b9dcd07b
SHA256

f744600e41491a00de617ef6cc795ba4e8a31098c0715f4015cf763832d4db76
SHA512

72c680ff08789a67bb6f18af90471d4d961b1570a2ace94ca808ec8c94a46b22ea069b2b2fa5b83afc5e40210a3544477be9a1a69c36f3f9791b284a4887a15b
SSDEEP

3072:/uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:7zWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1804-1-0x0000000074970000-0x00000000749A1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2116	1804	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 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 2104 wrote to memory of 1804	2104	rundll32.exe	30
PID 1804 wrote to memory of 2116	1804	rundll32.exe	32
PID 1804 wrote to memory of 2116	1804	rundll32.exe	32
PID 1804 wrote to memory of 2116	1804	rundll32.exe	32
PID 1804 wrote to memory of 2116	1804	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f744600e41491a00de617ef6cc795ba4e8a31098c0715f4015cf763832d4db76.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f744600e41491a00de617ef6cc795ba4e8a31098c0715f4015cf763832d4db76.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 220
    3⤵
    - Program crash
    PID:2116

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/1804-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1804-1-0x0000000074970000-0x00000000749A1000-memory.dmp

Filesize
196KB

Download
memory/1804-4-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download