dridex | a6fd01edcca397c85acb333a7072771356a90271587f981094891cdad93633e7

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 19:32

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General

Target

JaffaCakes118_a6fd01edcca397c85acb333a7072771356a90271587f981094891cdad93633e7.dll
Size

184KB
MD5

fe75eda8e393ad26e5ac3f7d3e0ad08c
SHA1

addcc400fe184dffe0905f52f4b8673098b3f0fa
SHA256

a6fd01edcca397c85acb333a7072771356a90271587f981094891cdad93633e7
SHA512

5008a08d98a63ec7fff5e0151573d9afec2d3eca73d3b65933ca1363edb1070ab20f4576dc8a2233706f7a5be04303bf03a4909866c21229b4497c17fb01c836
SSDEEP

3072:492qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTMrLA:49NSMOEpQ1Q3ODAr+Vo

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2036-1-0x0000000074D10000-0x0000000074D3F000-memory.dmp	dridex_ldr
behavioral2/memory/2036-2-0x0000000074D10000-0x0000000074D3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2020	2036	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 3084 wrote to memory of 2036	3084	rundll32.exe	83
PID 3084 wrote to memory of 2036	3084	rundll32.exe	83
PID 3084 wrote to memory of 2036	3084	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a6fd01edcca397c85acb333a7072771356a90271587f981094891cdad93633e7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a6fd01edcca397c85acb333a7072771356a90271587f981094891cdad93633e7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 616
    3⤵
    - Program crash
    PID:2020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2036 -ip 2036
1⤵
PID:4804

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/2036-0-0x0000000001150000-0x0000000001156000-memory.dmp

Filesize
24KB

Download
memory/2036-1-0x0000000074D10000-0x0000000074D3F000-memory.dmp

Filesize
188KB

Download
memory/2036-3-0x0000000001150000-0x0000000001156000-memory.dmp

Filesize
24KB

Download
memory/2036-2-0x0000000074D10000-0x0000000074D3F000-memory.dmp

Filesize
188KB

Download