dridex | d4b58b311e5c28f2c6ba8c7e7c2dfd8042d336a0676994f436d15540903539d4

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 02:47

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General

Target

JaffaCakes118_d4b58b311e5c28f2c6ba8c7e7c2dfd8042d336a0676994f436d15540903539d4.dll
Size

184KB
MD5

cfeb6094df1f5b5602170f5d6240712c
SHA1

1793675975502e157709f5011dcc6665e087a651
SHA256

d4b58b311e5c28f2c6ba8c7e7c2dfd8042d336a0676994f436d15540903539d4
SHA512

9e303737118f728225bc7e478b0dca13617c666817105af0be26734bb85110cebd61e30590d79c8db7b439770d86104048385a2a5674f5e0a0cfcceb0ee541e0
SSDEEP

3072:WiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoElzoxss7:WiLVCIT4WK2z1W+CUHZj4Skq/eao6oC

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/2768-1-0x0000000074EC0000-0x0000000074EEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2668	2768	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 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2756 wrote to memory of 2768	2756	rundll32.exe	31
PID 2768 wrote to memory of 2668	2768	rundll32.exe	32
PID 2768 wrote to memory of 2668	2768	rundll32.exe	32
PID 2768 wrote to memory of 2668	2768	rundll32.exe	32
PID 2768 wrote to memory of 2668	2768	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d4b58b311e5c28f2c6ba8c7e7c2dfd8042d336a0676994f436d15540903539d4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d4b58b311e5c28f2c6ba8c7e7c2dfd8042d336a0676994f436d15540903539d4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 220
    3⤵
    - Program crash
    PID:2668

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/2768-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2768-1-0x0000000074EC0000-0x0000000074EEF000-memory.dmp

Filesize
188KB

Download
memory/2768-4-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download