dridex | 16693e7f805abab2b9606c9d813374f45c7fe530eacb0ae3a22d1d67b79ab534

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 06:40

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General

Target

JaffaCakes118_16693e7f805abab2b9606c9d813374f45c7fe530eacb0ae3a22d1d67b79ab534.dll
Size

184KB
MD5

41e55e80306915de6485804d2c7aefff
SHA1

431e4a1ce103565a3c4f2c2f335f6e529d099e1a
SHA256

16693e7f805abab2b9606c9d813374f45c7fe530eacb0ae3a22d1d67b79ab534
SHA512

8583ec1c45bc8db8e11877973086a85ba574d5356c90ee534265581a00717450d8dc2ef0fa47e440bd5c37cee6cb71b3d0e62fa41b4188f5b7d2fe69737e67cd
SSDEEP

3072:uiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao5lzoxss7:uiLVCIT4WK2z1W+CUHZj4Skq/eaonoC

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/1288-0-0x00000000751A0000-0x00000000751CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1072	1288	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 1724 wrote to memory of 1288	1724	rundll32.exe	30
PID 1724 wrote to memory of 1288	1724	rundll32.exe	30
PID 1724 wrote to memory of 1288	1724	rundll32.exe	30
PID 1724 wrote to memory of 1288	1724	rundll32.exe	30
PID 1724 wrote to memory of 1288	1724	rundll32.exe	30
PID 1724 wrote to memory of 1288	1724	rundll32.exe	30
PID 1724 wrote to memory of 1288	1724	rundll32.exe	30
PID 1288 wrote to memory of 1072	1288	rundll32.exe	31
PID 1288 wrote to memory of 1072	1288	rundll32.exe	31
PID 1288 wrote to memory of 1072	1288	rundll32.exe	31
PID 1288 wrote to memory of 1072	1288	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16693e7f805abab2b9606c9d813374f45c7fe530eacb0ae3a22d1d67b79ab534.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16693e7f805abab2b9606c9d813374f45c7fe530eacb0ae3a22d1d67b79ab534.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1288
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1288 -s 220
    3⤵
    - Program crash
    PID:1072

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/1288-0-0x00000000751A0000-0x00000000751CF000-memory.dmp

Filesize
188KB

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memory/1288-2-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

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