bruteratel | ed46794369d1377f08db50ca1a09957e2c227c070a1ac7e8473921eac13c4e95

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/10/2024, 04:07

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General

Target

68d5942fb1a7d275058960718d468ee4_JaffaCakes118.exe
Size

88KB
MD5

68d5942fb1a7d275058960718d468ee4
SHA1

2da4bc3989e2b450686045ab1d2c2d0ea82df4e7
SHA256

ed46794369d1377f08db50ca1a09957e2c227c070a1ac7e8473921eac13c4e95
SHA512

6d9e538a212208b53cb63e47f5189c702657f2b54f32f4d3ca29935c6fe03c5049c96b5a6e561063f2b055257f418cfc89aba1115bed4f99cd3455c307149d32
SSDEEP

1536:esrUFJekIsHnOCaRIj0oCudDF9DXQIdgikEH7m0:B4FJekXHjaRU0/IDFNQIdgrI

Score

10^/10

bruteratel backdoor discovery upx

Malware Config

Signatures

Brute Ratel C4
A customized command and control framework for red teaming and adversary simulation.
backdoor bruteratel

Detect BruteRatel badger 1 IoCs

resource	yara_rule
behavioral1/memory/1920-0-0x00000000001C0000-0x00000000001CD000-memory.dmp	family_bruteratel

Deletes itself 1 IoCs

pid	Process
3052	cmd.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1920-1-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral1/memory/1920-3-0x0000000000400000-0x0000000000425000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	68d5942fb1a7d275058960718d468ee4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1920	68d5942fb1a7d275058960718d468ee4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 3052	1920	68d5942fb1a7d275058960718d468ee4_JaffaCakes118.exe	30
PID 1920 wrote to memory of 3052	1920	68d5942fb1a7d275058960718d468ee4_JaffaCakes118.exe	30
PID 1920 wrote to memory of 3052	1920	68d5942fb1a7d275058960718d468ee4_JaffaCakes118.exe	30
PID 1920 wrote to memory of 3052	1920	68d5942fb1a7d275058960718d468ee4_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\68d5942fb1a7d275058960718d468ee4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\68d5942fb1a7d275058960718d468ee4_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Pqz..bat" > nul 2> nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:3052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Pqz..bat

Filesize
238B

MD5
a366407548c9b76d1a1db0dce4e9745a

SHA1
272705699dae45e293fe1917914767a02a8f529d

SHA256
6a556045926e0e88c2096a432e294e6b242085188b4ed16afc1254a39ce6f6fe

SHA512
a10045cbcc6333a31556a434705e62ad79f398575758d628c2dc5ca8371e4c17c6a51e317defc0825e2d2a304f19a3f730883ec238d1907744bc6ab609c6dd2d

Download Submit
memory/1920-0-0x00000000001C0000-0x00000000001CD000-memory.dmp

Filesize
52KB

Download
memory/1920-1-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1920-3-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download