blackshades | 4f8d7a281594177b09abe8d9fdb7eab00c6d19466313486323222c6b22007e25

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 02:56

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General

Target

JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe
Size

600KB
MD5

131ed0b98ee2c1933efdad3de1b51aeb
SHA1

fcd38692f17e9435ed45ff833fb36d153edb7cc8
SHA256

4f8d7a281594177b09abe8d9fdb7eab00c6d19466313486323222c6b22007e25
SHA512

2dcaa624f8734e1c9c5061937c926196d04d39ed636a71c09ab80768cff28e0440e678f0e904dd876d484683410acd5da7cdb808fd689eebfda08c331fc335bc
SSDEEP

6144:rd5VDNwVBSS7Id4w5wLIoKhPBLXYpE4WfUnEkx6k1C14b2y:LVTScd48wUhhXYupu6k1CO

Score

10^/10

blackshades discovery rat upx

Malware Config

Signatures

Blackshades
Blackshades is a remote access trojan with various capabilities.
rat blackshades
Blackshades family
blackshades

Blackshades payload 2 IoCs

resource	yara_rule
behavioral2/memory/4976-14-0x0000000000400000-0x0000000000473000-memory.dmp	family_blackshades
behavioral2/memory/4976-18-0x0000000000400000-0x0000000000473000-memory.dmp	family_blackshades

Executes dropped EXE 1 IoCs

pid	Process
4976	vbc.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3368 set thread context of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4976-7-0x0000000000400000-0x0000000000473000-memory.dmp	upx
behavioral2/memory/4976-12-0x0000000000400000-0x0000000000473000-memory.dmp	upx
behavioral2/memory/4976-14-0x0000000000400000-0x0000000000473000-memory.dmp	upx
behavioral2/memory/4976-18-0x0000000000400000-0x0000000000473000-memory.dmp	upx

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	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: 1	4976	vbc.exe
Token: SeCreateTokenPrivilege	4976	vbc.exe
Token: SeAssignPrimaryTokenPrivilege	4976	vbc.exe
Token: SeLockMemoryPrivilege	4976	vbc.exe
Token: SeIncreaseQuotaPrivilege	4976	vbc.exe
Token: SeMachineAccountPrivilege	4976	vbc.exe
Token: SeTcbPrivilege	4976	vbc.exe
Token: SeSecurityPrivilege	4976	vbc.exe
Token: SeTakeOwnershipPrivilege	4976	vbc.exe
Token: SeLoadDriverPrivilege	4976	vbc.exe
Token: SeSystemProfilePrivilege	4976	vbc.exe
Token: SeSystemtimePrivilege	4976	vbc.exe
Token: SeProfSingleProcessPrivilege	4976	vbc.exe
Token: SeIncBasePriorityPrivilege	4976	vbc.exe
Token: SeCreatePagefilePrivilege	4976	vbc.exe
Token: SeCreatePermanentPrivilege	4976	vbc.exe
Token: SeBackupPrivilege	4976	vbc.exe
Token: SeRestorePrivilege	4976	vbc.exe
Token: SeShutdownPrivilege	4976	vbc.exe
Token: SeDebugPrivilege	4976	vbc.exe
Token: SeAuditPrivilege	4976	vbc.exe
Token: SeSystemEnvironmentPrivilege	4976	vbc.exe
Token: SeChangeNotifyPrivilege	4976	vbc.exe
Token: SeRemoteShutdownPrivilege	4976	vbc.exe
Token: SeUndockPrivilege	4976	vbc.exe
Token: SeSyncAgentPrivilege	4976	vbc.exe
Token: SeEnableDelegationPrivilege	4976	vbc.exe
Token: SeManageVolumePrivilege	4976	vbc.exe
Token: SeImpersonatePrivilege	4976	vbc.exe
Token: SeCreateGlobalPrivilege	4976	vbc.exe
Token: 31	4976	vbc.exe
Token: 32	4976	vbc.exe
Token: 33	4976	vbc.exe
Token: 34	4976	vbc.exe
Token: 35	4976	vbc.exe
Token: SeDebugPrivilege	4976	vbc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4976	vbc.exe
4976	vbc.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3368 wrote to memory of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84
PID 3368 wrote to memory of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84
PID 3368 wrote to memory of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84
PID 3368 wrote to memory of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84
PID 3368 wrote to memory of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84
PID 3368 wrote to memory of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84
PID 3368 wrote to memory of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84
PID 3368 wrote to memory of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84
PID 3368 wrote to memory of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84
PID 3368 wrote to memory of 4976	3368	JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_131ed0b98ee2c1933efdad3de1b51aeb.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3368
- C:\Users\Admin\AppData\Local\Temp\vbc.exe
  C:\Users\Admin\AppData\Local\Temp\vbc.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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

C:\Users\Admin\AppData\Local\Temp\vbc.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/3368-0-0x0000000074692000-0x0000000074693000-memory.dmp

Filesize
4KB

Download
memory/3368-1-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/3368-2-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/3368-19-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/4976-7-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/4976-12-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/4976-14-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/4976-18-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download