dridex | 19cd39772715dbb2955de1f3ab40ca1bfc1b20a7d06c8856baa513cfc92e5789

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 22:06

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General

Target

JaffaCakes118_19cd39772715dbb2955de1f3ab40ca1bfc1b20a7d06c8856baa513cfc92e5789.dll
Size

170KB
MD5

b3ecee3a0644a13e79ed1293e85907c6
SHA1

d182af4575cab6b8a30a07906dc15318799fe9c0
SHA256

19cd39772715dbb2955de1f3ab40ca1bfc1b20a7d06c8856baa513cfc92e5789
SHA512

ddc09337b8b7f4c6d5e915a253b2e0fa9a39a9f2bc783c02f0c9bebfb19f7338f232c4f5edf4c18fa65410e2857dbdff1498cd0ad84c4d7f8d526382ee8a10f9
SSDEEP

3072:ZqWLBTrGNr0gl+CI3bc4ThMXu6GkqFmLqmjcRVmkHkKFhG2wwUJ5/lB:/VqNd+CIQHXu9VFmu0qU2CJ5

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/1660-1-0x0000000074B10000-0x0000000074B40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2848	1660	WerFault.exe	30

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 2280 wrote to memory of 1660	2280	rundll32.exe	30
PID 2280 wrote to memory of 1660	2280	rundll32.exe	30
PID 2280 wrote to memory of 1660	2280	rundll32.exe	30
PID 2280 wrote to memory of 1660	2280	rundll32.exe	30
PID 2280 wrote to memory of 1660	2280	rundll32.exe	30
PID 2280 wrote to memory of 1660	2280	rundll32.exe	30
PID 2280 wrote to memory of 1660	2280	rundll32.exe	30
PID 1660 wrote to memory of 2848	1660	rundll32.exe	32
PID 1660 wrote to memory of 2848	1660	rundll32.exe	32
PID 1660 wrote to memory of 2848	1660	rundll32.exe	32
PID 1660 wrote to memory of 2848	1660	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19cd39772715dbb2955de1f3ab40ca1bfc1b20a7d06c8856baa513cfc92e5789.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19cd39772715dbb2955de1f3ab40ca1bfc1b20a7d06c8856baa513cfc92e5789.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 256
    3⤵
    - Program crash
    PID:2848

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/1660-0-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1660-1-0x0000000074B10000-0x0000000074B40000-memory.dmp

Filesize
192KB

Download
memory/1660-4-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download