dridex | 27b9d845315252d20cfdf852f7fa6df57a22b1c8f028f43df458b01385e8458d

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 22:28

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General

Target

JaffaCakes118_27b9d845315252d20cfdf852f7fa6df57a22b1c8f028f43df458b01385e8458d.dll
Size

184KB
MD5

6d372d7c98546c773d5cae1951b22b96
SHA1

5bfd0da878aac373c983fd5652e7f539e73ce271
SHA256

27b9d845315252d20cfdf852f7fa6df57a22b1c8f028f43df458b01385e8458d
SHA512

7494f66c2bf9327342750608d59fcb256ac785a58d14a67c2dbbf42b915e061a4ca58a1c212897e44b4476ecdb0d8c8ba319a927c3c114a1affedd1f843c25f8
SSDEEP

3072:eiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaorlzoxss7:eiLVCIT4WK2z1W+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/2308-1-0x00000000750D0000-0x00000000750FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2600	2308	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 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2308 wrote to memory of 2600	2308	rundll32.exe	32
PID 2308 wrote to memory of 2600	2308	rundll32.exe	32
PID 2308 wrote to memory of 2600	2308	rundll32.exe	32
PID 2308 wrote to memory of 2600	2308	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27b9d845315252d20cfdf852f7fa6df57a22b1c8f028f43df458b01385e8458d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27b9d845315252d20cfdf852f7fa6df57a22b1c8f028f43df458b01385e8458d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2308 -s 224
    3⤵
    - Program crash
    PID:2600

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/2308-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2308-1-0x00000000750D0000-0x00000000750FF000-memory.dmp

Filesize
188KB

Download
memory/2308-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download