dridex | ec26e1113a280ac9237b1f23351e52e9e8a80585687625895729c2754c3b0d5c

Analysis

max time kernel
90s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 03:44

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General

Target

JaffaCakes118_ec26e1113a280ac9237b1f23351e52e9e8a80585687625895729c2754c3b0d5c.dll
Size

184KB
MD5

8d95faf5377e1eae4000d5e49152b908
SHA1

81a033498368c55f2262e5be3680dafb550fb06d
SHA256

ec26e1113a280ac9237b1f23351e52e9e8a80585687625895729c2754c3b0d5c
SHA512

6a4081953c1e1933b31a45be2f88696ffc6aa1d2f8a6de03827104779c04447d4bd0cd8a1f83c8c496b4a325b9addfe5345d46895aa97da1497a77ff6ba1c726
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoWlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoEoC

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
behavioral2/memory/3308-0-0x0000000074A90000-0x0000000074ABF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2392	3308	WerFault.exe	84

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 3636 wrote to memory of 3308	3636	rundll32.exe	84
PID 3636 wrote to memory of 3308	3636	rundll32.exe	84
PID 3636 wrote to memory of 3308	3636	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec26e1113a280ac9237b1f23351e52e9e8a80585687625895729c2754c3b0d5c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3636
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec26e1113a280ac9237b1f23351e52e9e8a80585687625895729c2754c3b0d5c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3308
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3308 -s 620
    3⤵
    - Program crash
    PID:2392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 3308 -ip 3308
1⤵
PID:4600

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/3308-0-0x0000000074A90000-0x0000000074ABF000-memory.dmp

Filesize
188KB

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memory/3308-2-0x0000000000860000-0x0000000000866000-memory.dmp

Filesize
24KB

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