dridex | eac58ed3fe71e3a6114f512852514d1e5ea816b6bddf552f03429ad7866f6594

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:23

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General

Target

JaffaCakes118_eac58ed3fe71e3a6114f512852514d1e5ea816b6bddf552f03429ad7866f6594.dll
Size

177KB
MD5

5f4ab6b93e85549c9421a9cc5d3c7c37
SHA1

6e34a41ab18b6a9c43c90e491c54590086323524
SHA256

eac58ed3fe71e3a6114f512852514d1e5ea816b6bddf552f03429ad7866f6594
SHA512

d9ba25b73db88bcc55cf2fe6eab7abdc1e265d1c29bf338a55adfaf85388f69a7486a6f293c4d982a4a880c01677eb036e5ad2ebdc94b803bbbd01e666c11df5
SSDEEP

3072:coNQK/z2dvUgKrjbeSUAjnERwDkCWptcvcb8qgAE0A2C8FQUVac8SurKI6bl/g:3aIzLgKrjbvUAjERycp6c8qgATA2TQUr

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

45.79.91.89:9987

157.245.231.228:6051

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/2156-0-0x0000000074700000-0x0000000074730000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2652	2156	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 1892 wrote to memory of 2156	1892	rundll32.exe	30
PID 1892 wrote to memory of 2156	1892	rundll32.exe	30
PID 1892 wrote to memory of 2156	1892	rundll32.exe	30
PID 1892 wrote to memory of 2156	1892	rundll32.exe	30
PID 1892 wrote to memory of 2156	1892	rundll32.exe	30
PID 1892 wrote to memory of 2156	1892	rundll32.exe	30
PID 1892 wrote to memory of 2156	1892	rundll32.exe	30
PID 2156 wrote to memory of 2652	2156	rundll32.exe	31
PID 2156 wrote to memory of 2652	2156	rundll32.exe	31
PID 2156 wrote to memory of 2652	2156	rundll32.exe	31
PID 2156 wrote to memory of 2652	2156	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eac58ed3fe71e3a6114f512852514d1e5ea816b6bddf552f03429ad7866f6594.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eac58ed3fe71e3a6114f512852514d1e5ea816b6bddf552f03429ad7866f6594.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2156
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2156 -s 232
    3⤵
    - Program crash
    PID:2652

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/2156-1-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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memory/2156-0-0x0000000074700000-0x0000000074730000-memory.dmp

Filesize
192KB

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