dridex | 3937fe5c9a17e316092242216b5a056a171c0a8763494f25192bcfbdc412fce6

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:25

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General

Target

JaffaCakes118_3937fe5c9a17e316092242216b5a056a171c0a8763494f25192bcfbdc412fce6.dll
Size

184KB
MD5

53ddf07e037eceba79c7097a3c1c8b13
SHA1

bbd9be420fad8ccc82985f79160ec9ff28e81859
SHA256

3937fe5c9a17e316092242216b5a056a171c0a8763494f25192bcfbdc412fce6
SHA512

19d3e57f42a276ae40d3d2ae148cec14b9339a28384152ebae4f7babf343ed2a2e3a62ee8ebbd0a0f10b6c26db4834143f43d4dc11b40944a9796d3d49e27bc3
SSDEEP

3072:392qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTFrLA:39NSMOEpQ1Q3ODAr+VF

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/3000-0-0x0000000075500000-0x000000007552F000-memory.dmp	dridex_ldr
behavioral1/memory/3000-3-0x0000000075500000-0x000000007552F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3032	3000	WerFault.exe	29

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 2316 wrote to memory of 3000	2316	rundll32.exe	29
PID 2316 wrote to memory of 3000	2316	rundll32.exe	29
PID 2316 wrote to memory of 3000	2316	rundll32.exe	29
PID 2316 wrote to memory of 3000	2316	rundll32.exe	29
PID 2316 wrote to memory of 3000	2316	rundll32.exe	29
PID 2316 wrote to memory of 3000	2316	rundll32.exe	29
PID 2316 wrote to memory of 3000	2316	rundll32.exe	29
PID 3000 wrote to memory of 3032	3000	rundll32.exe	30
PID 3000 wrote to memory of 3032	3000	rundll32.exe	30
PID 3000 wrote to memory of 3032	3000	rundll32.exe	30
PID 3000 wrote to memory of 3032	3000	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3937fe5c9a17e316092242216b5a056a171c0a8763494f25192bcfbdc412fce6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3937fe5c9a17e316092242216b5a056a171c0a8763494f25192bcfbdc412fce6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 220
    3⤵
    - Program crash
    PID:3032

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/3000-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/3000-0-0x0000000075500000-0x000000007552F000-memory.dmp

Filesize
188KB

Download
memory/3000-3-0x0000000075500000-0x000000007552F000-memory.dmp

Filesize
188KB

Download