dridex | b27d6778c88e83c4ed4be7ad4dc16959a23d682d23ce4a556e4d1890e9d8b8e4

Analysis

max time kernel
92s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 20:30

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General

Target

JaffaCakes118_b27d6778c88e83c4ed4be7ad4dc16959a23d682d23ce4a556e4d1890e9d8b8e4.dll
Size

177KB
MD5

9a1a0bd6a6c0dcc7171bcf00592fba82
SHA1

e8557001a44f5b82f866d12fab0b844c4a0d33c9
SHA256

b27d6778c88e83c4ed4be7ad4dc16959a23d682d23ce4a556e4d1890e9d8b8e4
SHA512

d209e99e2a066131b700af79b9acb60af4f2b58a4a72bca90f9ea74d54b84b020c4b2327ed2dc47f2230861d7395521c15963c718aa389d5307143c23a82e476
SSDEEP

3072:6uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:WzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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
behavioral2/memory/3908-0-0x0000000074A00000-0x0000000074A31000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1908	3908	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 3932 wrote to memory of 3908	3932	rundll32.exe	83
PID 3932 wrote to memory of 3908	3932	rundll32.exe	83
PID 3932 wrote to memory of 3908	3932	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b27d6778c88e83c4ed4be7ad4dc16959a23d682d23ce4a556e4d1890e9d8b8e4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b27d6778c88e83c4ed4be7ad4dc16959a23d682d23ce4a556e4d1890e9d8b8e4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 636
    3⤵
    - Program crash
    PID:1908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3908 -ip 3908
1⤵
PID:32

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/3908-0-0x0000000074A00000-0x0000000074A31000-memory.dmp

Filesize
196KB

Download
memory/3908-2-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

Filesize
24KB

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