dridex | 6a0a794e29c950cd6e603553dd5e5e2d57430f03f241106329462a53c69d9db7

Analysis

max time kernel
58s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25-08-2024 23:12

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General

Target

74ee7173b230abbc327c01716adcf360N.dll
Size

180KB
MD5

74ee7173b230abbc327c01716adcf360
SHA1

2d35f978564455da29af48a81448c775c70a9d66
SHA256

6a0a794e29c950cd6e603553dd5e5e2d57430f03f241106329462a53c69d9db7
SHA512

f1647c020d93b2d28b784c89ef4cbf207f19423dd5b3fb5349bba816154f6ae4d48892b69ebbb9e6c9969c3fba9a49aa1df3aa6aa60e790c624cf6a3df831446
SSDEEP

3072:Q3U+o/fwAUfM8+NmXhjlAZ+SWlxT5H3zipQIoZeErkxUNBG0:kUZYxfM8+YXfq+SOxTxjipQjzk3

Score

10^/10

dridex 111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

111

94.126.8.2:443

81.2.235.131:1688

178.63.156.139:3388

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2348-0-0x0000000074A90000-0x0000000074ABE000-memory.dmp	dridex_ldr
behavioral1/memory/2348-2-0x0000000074A90000-0x0000000074ABE000-memory.dmp	dridex_ldr

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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 2116 wrote to memory of 2348	2116	rundll32.exe	29
PID 2116 wrote to memory of 2348	2116	rundll32.exe	29
PID 2116 wrote to memory of 2348	2116	rundll32.exe	29
PID 2116 wrote to memory of 2348	2116	rundll32.exe	29
PID 2116 wrote to memory of 2348	2116	rundll32.exe	29
PID 2116 wrote to memory of 2348	2116	rundll32.exe	29
PID 2116 wrote to memory of 2348	2116	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\74ee7173b230abbc327c01716adcf360N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\74ee7173b230abbc327c01716adcf360N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2348

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/2348-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2348-0-0x0000000074A90000-0x0000000074ABE000-memory.dmp

Filesize
184KB

Download
memory/2348-2-0x0000000074A90000-0x0000000074ABE000-memory.dmp

Filesize
184KB

Download