dridex | d46576d3070bff35ea494d55616c1279e2a7540b6ded400699ccdcab2e1dfab4

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 16:20

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General

Target

JaffaCakes118_d46576d3070bff35ea494d55616c1279e2a7540b6ded400699ccdcab2e1dfab4.dll
Size

161KB
MD5

669ca48dc757adc5fbf1368508cf9991
SHA1

dbc550d9742496e5381964a0ed1373673eea5950
SHA256

d46576d3070bff35ea494d55616c1279e2a7540b6ded400699ccdcab2e1dfab4
SHA512

b9aa65337cce7d126ae618f07011817ab7259d2493f2c05354bd3e0dd187b2ade6cf4fd02b4cec92538c8b648af3917555069863095b440d848713ba4c1afee0
SSDEEP

3072:1nSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2xGkFY:1nS62Fl+pkeJl3CvRStrFl+EY0

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/1204-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1204-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3052	1204	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 1920 wrote to memory of 1204	1920	rundll32.exe	30
PID 1920 wrote to memory of 1204	1920	rundll32.exe	30
PID 1920 wrote to memory of 1204	1920	rundll32.exe	30
PID 1920 wrote to memory of 1204	1920	rundll32.exe	30
PID 1920 wrote to memory of 1204	1920	rundll32.exe	30
PID 1920 wrote to memory of 1204	1920	rundll32.exe	30
PID 1920 wrote to memory of 1204	1920	rundll32.exe	30
PID 1204 wrote to memory of 3052	1204	rundll32.exe	31
PID 1204 wrote to memory of 3052	1204	rundll32.exe	31
PID 1204 wrote to memory of 3052	1204	rundll32.exe	31
PID 1204 wrote to memory of 3052	1204	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d46576d3070bff35ea494d55616c1279e2a7540b6ded400699ccdcab2e1dfab4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d46576d3070bff35ea494d55616c1279e2a7540b6ded400699ccdcab2e1dfab4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 256
    3⤵
    - Program crash
    PID:3052

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/1204-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1204-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download