dridex | f5a26d420db44f8da92b0564a2c7ea5a94f00c23720747a5cb059d5b9711ac34

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 22:44

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General

Target

JaffaCakes118_f5a26d420db44f8da92b0564a2c7ea5a94f00c23720747a5cb059d5b9711ac34.dll
Size

184KB
MD5

430c82bac06bd287afcc1f81b17f3a30
SHA1

80a16f23f5eb67a735a700309ae2e9536de2fa2e
SHA256

f5a26d420db44f8da92b0564a2c7ea5a94f00c23720747a5cb059d5b9711ac34
SHA512

42976c79f2b129f603ae760fdfee6b809755dea00a68853e156cc19cd56dd53f37476aaf586c9f585b9b4d3b4a2db4d7747cc4174a29339942d5e1874a377200
SSDEEP

3072:BiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao1lzoxss7:BiLVCIT4WK2z1W+CUHZj4Skq/eaoboC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/1804-1-0x0000000075090000-0x00000000750BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2104	1804	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 2520 wrote to memory of 1804	2520	rundll32.exe	30
PID 2520 wrote to memory of 1804	2520	rundll32.exe	30
PID 2520 wrote to memory of 1804	2520	rundll32.exe	30
PID 2520 wrote to memory of 1804	2520	rundll32.exe	30
PID 2520 wrote to memory of 1804	2520	rundll32.exe	30
PID 2520 wrote to memory of 1804	2520	rundll32.exe	30
PID 2520 wrote to memory of 1804	2520	rundll32.exe	30
PID 1804 wrote to memory of 2104	1804	rundll32.exe	32
PID 1804 wrote to memory of 2104	1804	rundll32.exe	32
PID 1804 wrote to memory of 2104	1804	rundll32.exe	32
PID 1804 wrote to memory of 2104	1804	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5a26d420db44f8da92b0564a2c7ea5a94f00c23720747a5cb059d5b9711ac34.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5a26d420db44f8da92b0564a2c7ea5a94f00c23720747a5cb059d5b9711ac34.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 220
    3⤵
    - Program crash
    PID:2104

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/1804-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1804-1-0x0000000075090000-0x00000000750BF000-memory.dmp

Filesize
188KB

Download
memory/1804-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download