dridex | d9fb4883cf9a4d482b69aff327a48ddc5bc8f2fccd0e1e9bc1394123db5be542

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 05:46

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General

Target

JaffaCakes118_d9fb4883cf9a4d482b69aff327a48ddc5bc8f2fccd0e1e9bc1394123db5be542.dll
Size

184KB
MD5

7a00618818311d6b51ebf8ef5e7c7295
SHA1

523738ee8de0905472d32c9418a7d8c0c4b2fa36
SHA256

d9fb4883cf9a4d482b69aff327a48ddc5bc8f2fccd0e1e9bc1394123db5be542
SHA512

632451fe703aae29180423e0f2209207bf42e4c677fbc493e8148cc7ce3c948085bc896f0c417fc6f2b34fc6f15eecf935d5f43ba8ddefbf6f7f4b471c267ab3
SSDEEP

3072:ziLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaodlzoxss7:ziLVCIT4WK2z1W+CUHZj4Skq/eaozoC

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/2328-1-0x00000000750D0000-0x00000000750FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2524	2328	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 2036 wrote to memory of 2328	2036	rundll32.exe	30
PID 2036 wrote to memory of 2328	2036	rundll32.exe	30
PID 2036 wrote to memory of 2328	2036	rundll32.exe	30
PID 2036 wrote to memory of 2328	2036	rundll32.exe	30
PID 2036 wrote to memory of 2328	2036	rundll32.exe	30
PID 2036 wrote to memory of 2328	2036	rundll32.exe	30
PID 2036 wrote to memory of 2328	2036	rundll32.exe	30
PID 2328 wrote to memory of 2524	2328	rundll32.exe	32
PID 2328 wrote to memory of 2524	2328	rundll32.exe	32
PID 2328 wrote to memory of 2524	2328	rundll32.exe	32
PID 2328 wrote to memory of 2524	2328	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d9fb4883cf9a4d482b69aff327a48ddc5bc8f2fccd0e1e9bc1394123db5be542.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d9fb4883cf9a4d482b69aff327a48ddc5bc8f2fccd0e1e9bc1394123db5be542.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 220
    3⤵
    - Program crash
    PID:2524

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/2328-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2328-1-0x00000000750D0000-0x00000000750FF000-memory.dmp

Filesize
188KB

Download
memory/2328-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download