dridex | 724dac00680ad6d1177e336a41ff2e76297a3c187a1dc5037fae89b7a04e312d

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 17:06

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General

Target

JaffaCakes118_724dac00680ad6d1177e336a41ff2e76297a3c187a1dc5037fae89b7a04e312d.dll
Size

161KB
MD5

3a6a8b9dee71a32355c3b0149090b961
SHA1

17a167fc36e05f3b9bc16215991191f229e1d748
SHA256

724dac00680ad6d1177e336a41ff2e76297a3c187a1dc5037fae89b7a04e312d
SHA512

629bd248da6d3d3dce3b773bba3f8f7734f07d60301e278f3931afcd1e9221b7dd40f1cbf8301affb8e85e46510ce4de906ef090277602789abd1886ce9ce77e
SSDEEP

3072:W1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:YnS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/2420-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2420-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2704	2420	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 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 1812 wrote to memory of 2420	1812	rundll32.exe	30
PID 2420 wrote to memory of 2704	2420	rundll32.exe	31
PID 2420 wrote to memory of 2704	2420	rundll32.exe	31
PID 2420 wrote to memory of 2704	2420	rundll32.exe	31
PID 2420 wrote to memory of 2704	2420	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_724dac00680ad6d1177e336a41ff2e76297a3c187a1dc5037fae89b7a04e312d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_724dac00680ad6d1177e336a41ff2e76297a3c187a1dc5037fae89b7a04e312d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 256
    3⤵
    - Program crash
    PID:2704

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/2420-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2420-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2420-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download