dridex | 2e5603a6253e7e4706eccb3da6ae2fc0db00c9702437d0ec27449be0acb625a3

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:41

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General

Target

JaffaCakes118_2e5603a6253e7e4706eccb3da6ae2fc0db00c9702437d0ec27449be0acb625a3.dll
Size

184KB
MD5

06fe056d53fb1e96e6b16318c67de61c
SHA1

1ebda6fec3d82dbbad044c325c7da0ebc430456f
SHA256

2e5603a6253e7e4706eccb3da6ae2fc0db00c9702437d0ec27449be0acb625a3
SHA512

19de9150f01073132530d4429b8307b767a61a8c6191a728a1bd6ee3ab9fc07060a708ff31caf3e266e2770d58fadd66f9d0ba88b7c0ef39683a6fd99504d26e
SSDEEP

3072:tJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JUa//2uFrSc:WfYOX+wTScR/Xzku9LVw/uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2556-1-0x00000000749C0000-0x00000000749EF000-memory.dmp	dridex_ldr
behavioral1/memory/2556-2-0x00000000749C0000-0x00000000749EF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2380	2556	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 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2556 wrote to memory of 2380	2556	rundll32.exe	31
PID 2556 wrote to memory of 2380	2556	rundll32.exe	31
PID 2556 wrote to memory of 2380	2556	rundll32.exe	31
PID 2556 wrote to memory of 2380	2556	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2e5603a6253e7e4706eccb3da6ae2fc0db00c9702437d0ec27449be0acb625a3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2e5603a6253e7e4706eccb3da6ae2fc0db00c9702437d0ec27449be0acb625a3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 224
    3⤵
    - Program crash
    PID:2380

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/2556-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2556-1-0x00000000749C0000-0x00000000749EF000-memory.dmp

Filesize
188KB

Download
memory/2556-2-0x00000000749C0000-0x00000000749EF000-memory.dmp

Filesize
188KB

Download
memory/2556-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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