dridex | f900b3b429490e58ce7b988bf65c6dd436d41a1a017e15c3b6b37066feba465c

Analysis

max time kernel
26s
max time network
20s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 17:50

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General

Target

JaffaCakes118_f900b3b429490e58ce7b988bf65c6dd436d41a1a017e15c3b6b37066feba465c.dll
Size

163KB
MD5

0faa862ea99c23466aec8e54b3622710
SHA1

71d8b491123d39dd2bb006ae4fbab212fb151d6f
SHA256

f900b3b429490e58ce7b988bf65c6dd436d41a1a017e15c3b6b37066feba465c
SHA512

a949456f02e08fc82fc5dcac430a53e553f7520f5d7a46cf76a148a0e124a45f5eacfd029cfa088ae8b220c687ee9612a68e454af7e941b80355c53b4c0a60f3
SSDEEP

3072:7ar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:ts4p+ADxnSO6D2cOp

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2736-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2872	2736	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 2408 wrote to memory of 2736	2408	rundll32.exe	30
PID 2408 wrote to memory of 2736	2408	rundll32.exe	30
PID 2408 wrote to memory of 2736	2408	rundll32.exe	30
PID 2408 wrote to memory of 2736	2408	rundll32.exe	30
PID 2408 wrote to memory of 2736	2408	rundll32.exe	30
PID 2408 wrote to memory of 2736	2408	rundll32.exe	30
PID 2408 wrote to memory of 2736	2408	rundll32.exe	30
PID 2736 wrote to memory of 2872	2736	rundll32.exe	31
PID 2736 wrote to memory of 2872	2736	rundll32.exe	31
PID 2736 wrote to memory of 2872	2736	rundll32.exe	31
PID 2736 wrote to memory of 2872	2736	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f900b3b429490e58ce7b988bf65c6dd436d41a1a017e15c3b6b37066feba465c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f900b3b429490e58ce7b988bf65c6dd436d41a1a017e15c3b6b37066feba465c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 240
    3⤵
    - Program crash
    PID:2872

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/2736-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2736-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2736-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download