dridex | c9f0f42125d717f5d68c360be1fb390832c7174130b639c68faa7d7787b6848b

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 01:04

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General

Target

JaffaCakes118_c9f0f42125d717f5d68c360be1fb390832c7174130b639c68faa7d7787b6848b.dll
Size

184KB
MD5

30c655f3500f2e334ccbe5a418aef6d2
SHA1

585538d28da9d3a11b1eebed8870bda289ffabc4
SHA256

c9f0f42125d717f5d68c360be1fb390832c7174130b639c68faa7d7787b6848b
SHA512

4ea09c2b4aa7a79910d44c6469c6712c535c4a144766b3a45a8e82347db851b42afdd68dd4be17bd57d56b5fb7688f4488a3fe6fd49894b3fe43ef0c25a79e6e
SSDEEP

3072:XiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaorlzoxss7:XiLVCIT4WK2z1W+CUHZj4Skq/eaoRoC

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
behavioral2/memory/3812-0-0x0000000075130000-0x000000007515F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4980	3812	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 3812	2036	rundll32.exe	83
PID 2036 wrote to memory of 3812	2036	rundll32.exe	83
PID 2036 wrote to memory of 3812	2036	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9f0f42125d717f5d68c360be1fb390832c7174130b639c68faa7d7787b6848b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9f0f42125d717f5d68c360be1fb390832c7174130b639c68faa7d7787b6848b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3812 -s 616
    3⤵
    - Program crash
    PID:4980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3812 -ip 3812
1⤵
PID:2644

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

Replay Monitor

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Downloads

memory/3812-0-0x0000000075130000-0x000000007515F000-memory.dmp

Filesize
188KB

Download
memory/3812-2-0x0000000000DF0000-0x0000000000DF6000-memory.dmp

Filesize
24KB

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