dridex | ba34200e1912e727d37a918070fd2ead7b62b52904834177e88294d5132be245

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 03:07

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General

Target

JaffaCakes118_ba34200e1912e727d37a918070fd2ead7b62b52904834177e88294d5132be245.dll
Size

184KB
MD5

7f3ff496d09f08b681e5edcff12d5343
SHA1

7e689a0ec9609260788b89c57a032fa38642aad6
SHA256

ba34200e1912e727d37a918070fd2ead7b62b52904834177e88294d5132be245
SHA512

2c87137eb337a3e3d8ae8214e1b9543f78ea21def72c2275e255c505b8cfb18ae34a10dc4c42d38b7a7934de203c4eb52c37262db4678266b73c48fd88d7e858
SSDEEP

3072:OiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoWlzoxss7:OiLVCIT4WK2z1W+CUHZj4Skq/eaoEoC

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/1904-1-0x0000000074E40000-0x0000000074E6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2668	1904	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 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 2132 wrote to memory of 1904	2132	rundll32.exe	30
PID 1904 wrote to memory of 2668	1904	rundll32.exe	31
PID 1904 wrote to memory of 2668	1904	rundll32.exe	31
PID 1904 wrote to memory of 2668	1904	rundll32.exe	31
PID 1904 wrote to memory of 2668	1904	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ba34200e1912e727d37a918070fd2ead7b62b52904834177e88294d5132be245.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ba34200e1912e727d37a918070fd2ead7b62b52904834177e88294d5132be245.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1904
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 220
    3⤵
    - Program crash
    PID:2668

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/1904-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1904-1-0x0000000074E40000-0x0000000074E6F000-memory.dmp

Filesize
188KB

Download
memory/1904-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download