dridex | 5fca53b60d8493d39c7fa75b9dfc2f376e6aebc9e0f79901503fbc1396da3344

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 12:52

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General

Target

JaffaCakes118_5fca53b60d8493d39c7fa75b9dfc2f376e6aebc9e0f79901503fbc1396da3344.dll
Size

184KB
MD5

5d62da3946f690f00dad10b8b225c6b6
SHA1

d76537b1f0c7e337712fc52fcc9a8a9b27cd4cf2
SHA256

5fca53b60d8493d39c7fa75b9dfc2f376e6aebc9e0f79901503fbc1396da3344
SHA512

2e9802e0c5763cd77d3fc7d416e4c08b176850ef4b215737fa645892f7da6e075870d7457f3723c8a55b8e3e49296ef13bed07fbfca56fd7ae2a80c28f5df55d
SSDEEP

3072:yiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:yiLVCIT4WK2z1W+CUHZj4Skq/eaoLoC

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/1704-1-0x00000000748A0000-0x00000000748CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1692	1704	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 1952 wrote to memory of 1704	1952	rundll32.exe	30
PID 1952 wrote to memory of 1704	1952	rundll32.exe	30
PID 1952 wrote to memory of 1704	1952	rundll32.exe	30
PID 1952 wrote to memory of 1704	1952	rundll32.exe	30
PID 1952 wrote to memory of 1704	1952	rundll32.exe	30
PID 1952 wrote to memory of 1704	1952	rundll32.exe	30
PID 1952 wrote to memory of 1704	1952	rundll32.exe	30
PID 1704 wrote to memory of 1692	1704	rundll32.exe	31
PID 1704 wrote to memory of 1692	1704	rundll32.exe	31
PID 1704 wrote to memory of 1692	1704	rundll32.exe	31
PID 1704 wrote to memory of 1692	1704	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5fca53b60d8493d39c7fa75b9dfc2f376e6aebc9e0f79901503fbc1396da3344.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5fca53b60d8493d39c7fa75b9dfc2f376e6aebc9e0f79901503fbc1396da3344.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 220
    3⤵
    - Program crash
    PID:1692

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/1704-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1704-1-0x00000000748A0000-0x00000000748CF000-memory.dmp

Filesize
188KB

Download
memory/1704-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download