dridex | 4a2663bcd4e0fb5837b1fc18f682a2dfd056e86f0cb48d294345fa38f0544cf7

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 04:24

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General

Target

JaffaCakes118_4a2663bcd4e0fb5837b1fc18f682a2dfd056e86f0cb48d294345fa38f0544cf7.dll
Size

171KB
MD5

7148c3169b558f490b4e047726590fb7
SHA1

fdcda1f82de38eadd130470fb1d41d677b1d917d
SHA256

4a2663bcd4e0fb5837b1fc18f682a2dfd056e86f0cb48d294345fa38f0544cf7
SHA512

2a59dbc688622d973b4dbab7b9a881524f51c2375557c2bbd148af34052888ffa6a88716afec52786b39fe38b0ebf16bee696664c3fbb0483fced328be0aa4f1
SSDEEP

3072:0i49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:0H9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2084-1-0x0000000074FC0000-0x0000000074FF0000-memory.dmp	dridex_ldr
behavioral1/memory/2084-2-0x0000000074FC0000-0x0000000074FF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2276	2084	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 2160 wrote to memory of 2084	2160	rundll32.exe	30
PID 2160 wrote to memory of 2084	2160	rundll32.exe	30
PID 2160 wrote to memory of 2084	2160	rundll32.exe	30
PID 2160 wrote to memory of 2084	2160	rundll32.exe	30
PID 2160 wrote to memory of 2084	2160	rundll32.exe	30
PID 2160 wrote to memory of 2084	2160	rundll32.exe	30
PID 2160 wrote to memory of 2084	2160	rundll32.exe	30
PID 2084 wrote to memory of 2276	2084	rundll32.exe	32
PID 2084 wrote to memory of 2276	2084	rundll32.exe	32
PID 2084 wrote to memory of 2276	2084	rundll32.exe	32
PID 2084 wrote to memory of 2276	2084	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a2663bcd4e0fb5837b1fc18f682a2dfd056e86f0cb48d294345fa38f0544cf7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a2663bcd4e0fb5837b1fc18f682a2dfd056e86f0cb48d294345fa38f0544cf7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 256
    3⤵
    - Program crash
    PID:2276

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/2084-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2084-1-0x0000000074FC0000-0x0000000074FF0000-memory.dmp

Filesize
192KB

Download
memory/2084-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2084-2-0x0000000074FC0000-0x0000000074FF0000-memory.dmp

Filesize
192KB

Download