dridex | c84e556ad431e4222cb9533419b786f3e44076685a134f20d5e73bc007d4d064

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
25-12-2024 19:08

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General

Target

JaffaCakes118_c84e556ad431e4222cb9533419b786f3e44076685a134f20d5e73bc007d4d064.dll
Size

161KB
MD5

af2432a76fa2fc6f8dc699a3354ea8ea
SHA1

3bdf6d440b0bb86d47d7567c865752853739f3ae
SHA256

c84e556ad431e4222cb9533419b786f3e44076685a134f20d5e73bc007d4d064
SHA512

194827cbfe0ff6aff8f03d1242ec7dae0ee9c75f813676428145dadc56a519960d94286959a566bbbbe3a2e64ce19ca47369550fa748689408a0c65475c7d8f9
SSDEEP

3072:7oSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:UnS62Fl+pkeJl3CvRStrFl+EYn

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/1036-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1036-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1984	1036	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 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 1036 wrote to memory of 1984	1036	rundll32.exe	31
PID 1036 wrote to memory of 1984	1036	rundll32.exe	31
PID 1036 wrote to memory of 1984	1036	rundll32.exe	31
PID 1036 wrote to memory of 1984	1036	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c84e556ad431e4222cb9533419b786f3e44076685a134f20d5e73bc007d4d064.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c84e556ad431e4222cb9533419b786f3e44076685a134f20d5e73bc007d4d064.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1036 -s 256
    3⤵
    - Program crash
    PID:1984

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/1036-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1036-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1036-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1036-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download