dridex | a1d287f210320ce67a40aab7e40cd27b6a645a1901cf9e93cec1b13e58e3803c

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:34

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General

Target

JaffaCakes118_a1d287f210320ce67a40aab7e40cd27b6a645a1901cf9e93cec1b13e58e3803c.dll
Size

188KB
MD5

878d553260c3660edefdbd0c97ac49cf
SHA1

91b017251f25d84554464e9d2aa5bf558538ed48
SHA256

a1d287f210320ce67a40aab7e40cd27b6a645a1901cf9e93cec1b13e58e3803c
SHA512

bb1832d78e418a8632a112027ca5598f1c0b596041a0e0dbbb3fa1e27db098f90eceb614f6e69871f8ff213beee898991ec591a289ef4ed8dfbba9dd8ff19890
SSDEEP

3072:7teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz09qM:Tq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1740-0-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2888	1740	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 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1740 wrote to memory of 2888	1740	rundll32.exe	31
PID 1740 wrote to memory of 2888	1740	rundll32.exe	31
PID 1740 wrote to memory of 2888	1740	rundll32.exe	31
PID 1740 wrote to memory of 2888	1740	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a1d287f210320ce67a40aab7e40cd27b6a645a1901cf9e93cec1b13e58e3803c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a1d287f210320ce67a40aab7e40cd27b6a645a1901cf9e93cec1b13e58e3803c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 300
    3⤵
    - Program crash
    PID:2888

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/1740-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

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memory/1740-0-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

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