dridex | 3abb5ea990cdf80e0cb3cba2c9fa34e43fd07be51d505e1679ba500adb35fae3

Analysis

max time kernel
53s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14-09-2024 17:59

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General

Target

3abb5ea990cdf80e0cb3cba2c9fa34e43fd07be51d505e1679ba500adb35fae3.dll
Size

180KB
MD5

1b2c813e1ac11d2de48ccd86bce3e062
SHA1

d602d483709d1f1bb150e763d51f8dbe8aca2e5d
SHA256

3abb5ea990cdf80e0cb3cba2c9fa34e43fd07be51d505e1679ba500adb35fae3
SHA512

0b854eff882f7525768bedc29e329516266d72d545afe47f82806d789ed7c758417e1d3631aa2f7be50573800e27fef175204e1d48f6bdb949388d41624d1e1e
SSDEEP

3072:z3U+o/fwAUfM8+NmXhjlAZ+SWlxT5H3zipQIoZeErkxUNBG0:7UZYxfM8+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

resource	yara_rule
behavioral1/memory/1732-0-0x00000000746F0000-0x000000007471E000-memory.dmp	dridex_ldr
behavioral1/memory/1732-2-0x00000000746F0000-0x000000007471E000-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

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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 1732	2252	rundll32.exe	30
PID 2252 wrote to memory of 1732	2252	rundll32.exe	30
PID 2252 wrote to memory of 1732	2252	rundll32.exe	30
PID 2252 wrote to memory of 1732	2252	rundll32.exe	30
PID 2252 wrote to memory of 1732	2252	rundll32.exe	30
PID 2252 wrote to memory of 1732	2252	rundll32.exe	30
PID 2252 wrote to memory of 1732	2252	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3abb5ea990cdf80e0cb3cba2c9fa34e43fd07be51d505e1679ba500adb35fae3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3abb5ea990cdf80e0cb3cba2c9fa34e43fd07be51d505e1679ba500adb35fae3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1732

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/1732-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1732-0-0x00000000746F0000-0x000000007471E000-memory.dmp

Filesize
184KB

Download
memory/1732-2-0x00000000746F0000-0x000000007471E000-memory.dmp

Filesize
184KB

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