dridex | 42b47b599808e36d4a682a05d4874613acd1de1d24654a9ad917e248136f17f0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 17:40

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General

Target

JaffaCakes118_42b47b599808e36d4a682a05d4874613acd1de1d24654a9ad917e248136f17f0.dll
Size

184KB
MD5

e708c182eb89c3ba840c754bf99f3c51
SHA1

2eb340b26433a900350c5be7fec02e30fec31a87
SHA256

42b47b599808e36d4a682a05d4874613acd1de1d24654a9ad917e248136f17f0
SHA512

87b70d8d02e05ee49fd69ed9f257e16287df100a89099b45a1e818d187bd7bc89aa7e328ea73782f8116b05f45c223f28a7d9d72b91f95e6d9482d96a3445494
SSDEEP

3072:hiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoDlzoxss7:hiLVCIT4WK2z1W+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/3044-1-0x0000000075050000-0x000000007507F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2368	3044	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 3028 wrote to memory of 3044	3028	rundll32.exe	30
PID 3028 wrote to memory of 3044	3028	rundll32.exe	30
PID 3028 wrote to memory of 3044	3028	rundll32.exe	30
PID 3028 wrote to memory of 3044	3028	rundll32.exe	30
PID 3028 wrote to memory of 3044	3028	rundll32.exe	30
PID 3028 wrote to memory of 3044	3028	rundll32.exe	30
PID 3028 wrote to memory of 3044	3028	rundll32.exe	30
PID 3044 wrote to memory of 2368	3044	rundll32.exe	31
PID 3044 wrote to memory of 2368	3044	rundll32.exe	31
PID 3044 wrote to memory of 2368	3044	rundll32.exe	31
PID 3044 wrote to memory of 2368	3044	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42b47b599808e36d4a682a05d4874613acd1de1d24654a9ad917e248136f17f0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42b47b599808e36d4a682a05d4874613acd1de1d24654a9ad917e248136f17f0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3044 -s 220
    3⤵
    - Program crash
    PID:2368

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/3044-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3044-1-0x0000000075050000-0x000000007507F000-memory.dmp

Filesize
188KB

Download
memory/3044-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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