dridex | bdc7c8754e2861b12976333836d6edf2e61694e1d8a98a7e2709e09d9d09f392

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:22

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General

Target

JaffaCakes118_bdc7c8754e2861b12976333836d6edf2e61694e1d8a98a7e2709e09d9d09f392.dll
Size

177KB
MD5

a7824d9ebbae6ad530dd67f3af42b682
SHA1

e5f6144d9fa688084a338947f6780232b14a133d
SHA256

bdc7c8754e2861b12976333836d6edf2e61694e1d8a98a7e2709e09d9d09f392
SHA512

471a1102425e1cf5e3fc4a979cfe6cc6631b652a31843ee606f148187e5dc3a80312baa6582b8eb3a89306fb22addbce0b20aa3ce918e361ef94cd4cdb3a4d61
SSDEEP

3072:VuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:ZzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/2736-1-0x00000000752F0000-0x0000000075321000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2692	2736	WerFault.exe	31

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 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2736 wrote to memory of 2692	2736	rundll32.exe	32
PID 2736 wrote to memory of 2692	2736	rundll32.exe	32
PID 2736 wrote to memory of 2692	2736	rundll32.exe	32
PID 2736 wrote to memory of 2692	2736	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bdc7c8754e2861b12976333836d6edf2e61694e1d8a98a7e2709e09d9d09f392.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bdc7c8754e2861b12976333836d6edf2e61694e1d8a98a7e2709e09d9d09f392.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 220
    3⤵
    - Program crash
    PID:2692

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/2736-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2736-1-0x00000000752F0000-0x0000000075321000-memory.dmp

Filesize
196KB

Download
memory/2736-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download