dridex | e3b0b474b8acb74dd538cc12d9ec41334f1083886209fad4844fb9d0a385f635

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
28/12/2024, 23:36

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General

Target

JaffaCakes118_e3b0b474b8acb74dd538cc12d9ec41334f1083886209fad4844fb9d0a385f635.dll
Size

184KB
MD5

92eec650a923cdfb260b43977d6fa10c
SHA1

c03daf2ca2da039bebb2b834e957edceb7752f2d
SHA256

e3b0b474b8acb74dd538cc12d9ec41334f1083886209fad4844fb9d0a385f635
SHA512

1deed2f1394014a10a40e78c96ffa20be15b9fd31a470e79ea2cfdac32f808829ab2e99bf24af14d9c457c2b1f15c8ae659db57326f2036fc2f6c1a85e88a2eb
SSDEEP

3072:siLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaorlzoxss7:siLVCIT4WK2z1W+CUHZj4Skq/eaoRoC

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/1972-1-0x0000000074F10000-0x0000000074F3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1900	1972	WerFault.exe	28

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 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1972 wrote to memory of 1900	1972	rundll32.exe	29
PID 1972 wrote to memory of 1900	1972	rundll32.exe	29
PID 1972 wrote to memory of 1900	1972	rundll32.exe	29
PID 1972 wrote to memory of 1900	1972	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3b0b474b8acb74dd538cc12d9ec41334f1083886209fad4844fb9d0a385f635.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3b0b474b8acb74dd538cc12d9ec41334f1083886209fad4844fb9d0a385f635.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1972
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1972 -s 220
    3⤵
    - Program crash
    PID:1900

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/1972-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/1972-1-0x0000000074F10000-0x0000000074F3F000-memory.dmp

Filesize
188KB

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