dridex | 158ee45e5fb28f1046c646199e7944b4f7e840f6e6ce6801eebbced859042b9a

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:04

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General

Target

JaffaCakes118_158ee45e5fb28f1046c646199e7944b4f7e840f6e6ce6801eebbced859042b9a.dll
Size

161KB
MD5

f8359869ba064d458af1b87693613c0b
SHA1

84a94ead3ef0f404c8f5c7a479682ea50ed73f6d
SHA256

158ee45e5fb28f1046c646199e7944b4f7e840f6e6ce6801eebbced859042b9a
SHA512

a5adef16c8a7d780cd04ab1180d95440f34c855bd4ca81643a3e01714430cd4005f534a98294dae1e9fda191eaf84995901cbf32f2a5d8be6d6c75fbc90db9e5
SSDEEP

3072:zoSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:snS62Fl+pkeJl3CvRStrFl+EYn

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/2328-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2328-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2332	2328	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 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2324 wrote to memory of 2328	2324	rundll32.exe	30
PID 2328 wrote to memory of 2332	2328	rundll32.exe	32
PID 2328 wrote to memory of 2332	2328	rundll32.exe	32
PID 2328 wrote to memory of 2332	2328	rundll32.exe	32
PID 2328 wrote to memory of 2332	2328	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_158ee45e5fb28f1046c646199e7944b4f7e840f6e6ce6801eebbced859042b9a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_158ee45e5fb28f1046c646199e7944b4f7e840f6e6ce6801eebbced859042b9a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 256
    3⤵
    - Program crash
    PID:2332

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/2328-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2328-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2328-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2328-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download