dridex | 51fe29e69103d2e8ac0c07dd6c5b95d5837b8188d3a115acc0bc476802733bf5

Analysis

max time kernel
121s
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 14:28

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General

Target

JaffaCakes118_51fe29e69103d2e8ac0c07dd6c5b95d5837b8188d3a115acc0bc476802733bf5.dll
Size

184KB
MD5

2d6d3779952c9865cfb4a69d4d972e69
SHA1

261abd6d9a7de3249e6b6ce7f9606a192963c9b0
SHA256

51fe29e69103d2e8ac0c07dd6c5b95d5837b8188d3a115acc0bc476802733bf5
SHA512

bee39865d693ea9973dfd4e41244b0a0e8cff76edbb218d424f4d97f8a01d6e73ac45efe31731da681b0c9ebdc5e82778e71a3f60f8c7c6776756b8ba56ac7b5
SSDEEP

3072:hiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoIlzoxss7:hiLVCIT4WK2z1W+CUHZj4Skq/eaoWoC

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/2524-1-0x00000000744E0000-0x000000007450F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2080	2524	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 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2524 wrote to memory of 2080	2524	rundll32.exe	31
PID 2524 wrote to memory of 2080	2524	rundll32.exe	31
PID 2524 wrote to memory of 2080	2524	rundll32.exe	31
PID 2524 wrote to memory of 2080	2524	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51fe29e69103d2e8ac0c07dd6c5b95d5837b8188d3a115acc0bc476802733bf5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51fe29e69103d2e8ac0c07dd6c5b95d5837b8188d3a115acc0bc476802733bf5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 220
    3⤵
    - Program crash
    PID:2080

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/2524-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2524-1-0x00000000744E0000-0x000000007450F000-memory.dmp

Filesize
188KB

Download
memory/2524-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download