dridex | fc302036528970904d78cf35287189fae71a5523732ae08b8208ffe27940574d

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:40

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General

Target

JaffaCakes118_fc302036528970904d78cf35287189fae71a5523732ae08b8208ffe27940574d.dll
Size

177KB
MD5

3297ae8e30004e3e6ae540c188603e15
SHA1

281ffdac92f5126d45e96033628ad73fb74d444a
SHA256

fc302036528970904d78cf35287189fae71a5523732ae08b8208ffe27940574d
SHA512

23e8361825fc960cc0ed16e1b097227323dc44a83ec248f2b4d092d141a0acdbd4701c5ff7719a6ece6bd3d3677bd6bd35abe9839e64e31b271564bee36556b4
SSDEEP

3072:5uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:lzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1952-1-0x0000000074A60000-0x0000000074A91000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2056	1952	WerFault.exe	31

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 2332 wrote to memory of 1952	2332	rundll32.exe	31
PID 2332 wrote to memory of 1952	2332	rundll32.exe	31
PID 2332 wrote to memory of 1952	2332	rundll32.exe	31
PID 2332 wrote to memory of 1952	2332	rundll32.exe	31
PID 2332 wrote to memory of 1952	2332	rundll32.exe	31
PID 2332 wrote to memory of 1952	2332	rundll32.exe	31
PID 2332 wrote to memory of 1952	2332	rundll32.exe	31
PID 1952 wrote to memory of 2056	1952	rundll32.exe	32
PID 1952 wrote to memory of 2056	1952	rundll32.exe	32
PID 1952 wrote to memory of 2056	1952	rundll32.exe	32
PID 1952 wrote to memory of 2056	1952	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc302036528970904d78cf35287189fae71a5523732ae08b8208ffe27940574d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc302036528970904d78cf35287189fae71a5523732ae08b8208ffe27940574d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1952 -s 224
    3⤵
    - Program crash
    PID:2056

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/1952-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1952-1-0x0000000074A60000-0x0000000074A91000-memory.dmp

Filesize
196KB

Download
memory/1952-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

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