dridex | 9dcffb6f0be1747c1c9e7d93bbb4350ff51b6664fd55742ef8e421c203434e44

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 15:51

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General

Target

JaffaCakes118_9dcffb6f0be1747c1c9e7d93bbb4350ff51b6664fd55742ef8e421c203434e44.dll
Size

184KB
MD5

0c8218590c616015df0a16c9979e3731
SHA1

791ec8e11d05ed4f6c83f481dc1f533deba0051d
SHA256

9dcffb6f0be1747c1c9e7d93bbb4350ff51b6664fd55742ef8e421c203434e44
SHA512

38228470bba003d49cdc605deb521322d2cacc8e4d99a7cb41a8d6496ea39d3c35cb16fcf6c26225f98eaafe9d191281929612dc8a2028987b26032cff0804b8
SSDEEP

3072:xiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoBlzoxss7:xiLVCIT4WK2z1W+CUHZj4Skq/eaofoC

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/2564-0-0x0000000074E50000-0x0000000074E7F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1916	2564	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 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2564 wrote to memory of 1916	2564	rundll32.exe	31
PID 2564 wrote to memory of 1916	2564	rundll32.exe	31
PID 2564 wrote to memory of 1916	2564	rundll32.exe	31
PID 2564 wrote to memory of 1916	2564	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9dcffb6f0be1747c1c9e7d93bbb4350ff51b6664fd55742ef8e421c203434e44.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9dcffb6f0be1747c1c9e7d93bbb4350ff51b6664fd55742ef8e421c203434e44.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 220
    3⤵
    - Program crash
    PID:1916

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/2564-0-0x0000000074E50000-0x0000000074E7F000-memory.dmp

Filesize
188KB

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memory/2564-2-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

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