dridex | 0050209c9dd2ce0cc775232f35fcc5b94f524f4ebd01db5eca720c8320fa4f34

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 23:24

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General

Target

JaffaCakes118_0050209c9dd2ce0cc775232f35fcc5b94f524f4ebd01db5eca720c8320fa4f34.dll
Size

161KB
MD5

6199cd9506a2e90c93e7f32ff9c6239b
SHA1

cec9db9c2ae06fb8e20f40d81386481224967314
SHA256

0050209c9dd2ce0cc775232f35fcc5b94f524f4ebd01db5eca720c8320fa4f34
SHA512

4b201c63185cce018b5aec934292a285502b86fe0c8873ceae97ff28890debe6ad4fa7ec5ffe2e333d55b3ea09ba0deeab2c3b057001f74d87e232a42ccb47a2
SSDEEP

3072:uoSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:tnS62Fl+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/1684-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1684-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3040	1684	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 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1860 wrote to memory of 1684	1860	rundll32.exe	30
PID 1684 wrote to memory of 3040	1684	rundll32.exe	31
PID 1684 wrote to memory of 3040	1684	rundll32.exe	31
PID 1684 wrote to memory of 3040	1684	rundll32.exe	31
PID 1684 wrote to memory of 3040	1684	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0050209c9dd2ce0cc775232f35fcc5b94f524f4ebd01db5eca720c8320fa4f34.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0050209c9dd2ce0cc775232f35fcc5b94f524f4ebd01db5eca720c8320fa4f34.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1684 -s 256
    3⤵
    - Program crash
    PID:3040

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/1684-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1684-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1684-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download