dridex | e548b93481ed0a8a53212286058e591b6436221b2b091cee11b03e0ced511be5

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:04

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General

Target

JaffaCakes118_e548b93481ed0a8a53212286058e591b6436221b2b091cee11b03e0ced511be5.dll
Size

184KB
MD5

44a5bd7e1717bcf772cb6c4b060f6076
SHA1

4409c22fc9e4fe9f0d57f95a84c64833c03893f3
SHA256

e548b93481ed0a8a53212286058e591b6436221b2b091cee11b03e0ced511be5
SHA512

e5086b1270015c5b6456bf18d5e360a36eeead217918c37a1d0bc52f8173dfe0c4b71afcacb07e98e8f598a65f0271d2bd5c687cb2d9c305cd0b91a3dd0aa880
SSDEEP

3072:192qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMT1rLA:19NSMOEpQ1Q3ODAr+V9

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1576-1-0x00000000747A0000-0x00000000747CF000-memory.dmp	dridex_ldr
behavioral1/memory/1576-2-0x00000000747A0000-0x00000000747CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2508	1576	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 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 1576 wrote to memory of 2508	1576	rundll32.exe	32
PID 1576 wrote to memory of 2508	1576	rundll32.exe	32
PID 1576 wrote to memory of 2508	1576	rundll32.exe	32
PID 1576 wrote to memory of 2508	1576	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e548b93481ed0a8a53212286058e591b6436221b2b091cee11b03e0ced511be5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e548b93481ed0a8a53212286058e591b6436221b2b091cee11b03e0ced511be5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1576
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 220
    3⤵
    - Program crash
    PID:2508

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/1576-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1576-1-0x00000000747A0000-0x00000000747CF000-memory.dmp

Filesize
188KB

Download
memory/1576-2-0x00000000747A0000-0x00000000747CF000-memory.dmp

Filesize
188KB

Download
memory/1576-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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