dridex | 5f4bb21058f356ed641b4de83cc18201ccfd66494df736d25e8cdbc32bbf0931

Analysis

max time kernel
15s
max time network
19s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 20:56

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General

Target

JaffaCakes118_5f4bb21058f356ed641b4de83cc18201ccfd66494df736d25e8cdbc32bbf0931.dll
Size

184KB
MD5

0088e9b2cd0715b68753e47c91ae7f71
SHA1

02e99b8823e82fe69e8dc723ed7a44a4d2ac965c
SHA256

5f4bb21058f356ed641b4de83cc18201ccfd66494df736d25e8cdbc32bbf0931
SHA512

e5ae23180f96ad3b383e59c2a12b1e04941cc02e269bbbcb5d8143d7b52a2cb9e97d95267223ab8bb89ed43b515b57c57804393bbfad775f1b125f727eb8b443
SSDEEP

3072:eiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoMlzoxss7:eiLVCIT4WK2z1W+CUHZj4Skq/eaoyoC

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/2652-0-0x0000000075150000-0x000000007517F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2976	2652	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 2312 wrote to memory of 2652	2312	rundll32.exe	30
PID 2312 wrote to memory of 2652	2312	rundll32.exe	30
PID 2312 wrote to memory of 2652	2312	rundll32.exe	30
PID 2312 wrote to memory of 2652	2312	rundll32.exe	30
PID 2312 wrote to memory of 2652	2312	rundll32.exe	30
PID 2312 wrote to memory of 2652	2312	rundll32.exe	30
PID 2312 wrote to memory of 2652	2312	rundll32.exe	30
PID 2652 wrote to memory of 2976	2652	rundll32.exe	31
PID 2652 wrote to memory of 2976	2652	rundll32.exe	31
PID 2652 wrote to memory of 2976	2652	rundll32.exe	31
PID 2652 wrote to memory of 2976	2652	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f4bb21058f356ed641b4de83cc18201ccfd66494df736d25e8cdbc32bbf0931.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f4bb21058f356ed641b4de83cc18201ccfd66494df736d25e8cdbc32bbf0931.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2652
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2652 -s 220
    3⤵
    - Program crash
    PID:2976

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/2652-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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memory/2652-0-0x0000000075150000-0x000000007517F000-memory.dmp

Filesize
188KB

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