dridex | c55825153ac988b77cb170f272e90228021d0f81f3e8840227e17f8d18fbb31a

Analysis

max time kernel
32s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 19:45

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General

Target

JaffaCakes118_c55825153ac988b77cb170f272e90228021d0f81f3e8840227e17f8d18fbb31a.dll
Size

188KB
MD5

5502537a054c6eb6e568768c3e4eafed
SHA1

37d3237fb308cdb067001ad3985276db93f5e684
SHA256

c55825153ac988b77cb170f272e90228021d0f81f3e8840227e17f8d18fbb31a
SHA512

c1996b8e87748ad81613a7c992bc09c197d2e4e5fa47a515473df8fadb79e77814d6344b3cb97e69aad67959b39ccbd9ef1b330652eedc10a5a5df1a3c6f36ab
SSDEEP

3072:pA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo1o:pzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/1428-1-0x0000000074DC0000-0x0000000074DF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2892	1428	WerFault.exe	29

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 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 1428 wrote to memory of 2892	1428	rundll32.exe	30
PID 1428 wrote to memory of 2892	1428	rundll32.exe	30
PID 1428 wrote to memory of 2892	1428	rundll32.exe	30
PID 1428 wrote to memory of 2892	1428	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c55825153ac988b77cb170f272e90228021d0f81f3e8840227e17f8d18fbb31a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c55825153ac988b77cb170f272e90228021d0f81f3e8840227e17f8d18fbb31a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1428 -s 308
    3⤵
    - Program crash
    PID:2892

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/1428-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1428-1-0x0000000074DC0000-0x0000000074DF0000-memory.dmp

Filesize
192KB

Download
memory/1428-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download