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download:

bf3.exe

Full analysis: https://app.any.run/tasks/e6cfc921-2837-4dea-a4d4-ec3e9b9bcb73
Verdict: Malicious activity
Threats:

Cobalt Strike is a legitimate penetration software toolkit developed by Forta. But its cracked versions are widely adopted by bad actors, who use it as a C2 system of choice for targeted attacks.

Malware Trends Tracker     >>>
Analysis date: April 25, 2019, 11:18:21
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
cobaltstrike
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows
MD5:

158A8F4B7ABAC1A77935A3E7F3A5E30C

SHA1:

D9DBAA9D949BB289C2631DB55A6BB6537D1F51D1

SHA256:

C4979B7F2D10DA7DA13A3E6B4688448D919D0A7BB7BC571D58546E99263C3E9C

SSDEEP:

192:OhHCugRK83SxHn2OQ/dmBI4KBPwgir+xz4gvsGYbbqUqV/Qjo7AGa:iCxRKqbOCdWIVBPk+xz4VffCXAn

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • COBALTSTRIKE was detected

      • bf3.exe (PID: 356)

  • SUSPICIOUS

    • Connects to server without host name

      • bf3.exe (PID: 356)

  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (42.1)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2018:04:05 03:01:22+02:00
PEType: PE32
LinkerVersion: 2.22
CodeSize: 7680
InitializedDataSize: 13312
UninitializedDataSize: 1536
EntryPoint: 0x14b0
OSVersion: 4
ImageVersion: 1
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 05-Apr-2018 01:01:22
TLS Callbacks: 2 callback(s) detected.

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 7
Time date stamp: 05-Apr-2018 01:01:22
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_DEBUG_STRIPPED
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00001D04
0x00001E00
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_CODE, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.83922
.data
0x00003000
0x00000424
0x00000600
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.44357
.rdata
0x00004000
0x000002F4
0x00000400
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.36916
.bss
0x00005000
0x0000045C
0x00000000
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x00006000
0x000006EC
0x00000800
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.20101
.CRT
0x00007000
0x00000034
0x00000200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.267013
.tls
0x00008000
0x00000020
0x00000200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.22482

Imports

KERNEL32.dll
msvcrt.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
32
Monitored processes
1
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start #COBALTSTRIKE bf3.exe

Process information

PID
CMD
Path
Indicators
Parent process
356"C:\Users\admin\AppData\Local\Temp\bf3.exe" C:\Users\admin\AppData\Local\Temp\bf3.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Total events
34
Read events
16
Write events
18
Delete events
0

Modification events

(PID) Process:(356) bf3.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\bf3_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(356) bf3.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\bf3_RASAPI32
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(356) bf3.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\bf3_RASAPI32
Operation:writeName:FileTracingMask
Value:
4294901760
(PID) Process:(356) bf3.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\bf3_RASAPI32
Operation:writeName:ConsoleTracingMask
Value:
4294901760
(PID) Process:(356) bf3.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\bf3_RASAPI32
Operation:writeName:MaxFileSize
Value:
1048576
(PID) Process:(356) bf3.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\bf3_RASAPI32
Operation:writeName:FileDirectory
Value:
%windir%\tracing
(PID) Process:(356) bf3.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\bf3_RASMANCS
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(356) bf3.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\bf3_RASMANCS
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(356) bf3.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\bf3_RASMANCS
Operation:writeName:FileTracingMask
Value:
4294901760
(PID) Process:(356) bf3.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\bf3_RASMANCS
Operation:writeName:ConsoleTracingMask
Value:
4294901760
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

No data
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
27
TCP/UDP connections
1
DNS requests
0
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
356
bf3.exe
GET
200
104.248.41.209:80
http://104.248.41.209/eWHX
US
binary
207 Kb
malicious
356
bf3.exe
GET
200
104.248.41.209:80
http://104.248.41.209/TRAINING-BEACON
US
binary
48 b
malicious
356
bf3.exe
POST
200
104.248.41.209:80
http://104.248.41.209/TRAINING-BEACON/submit.php?id=77094
US
binary
48 b
malicious
356
bf3.exe
GET
200
104.248.41.209:80
http://104.248.41.209/TRAINING-BEACON
US
binary
207 Kb
malicious
356
bf3.exe
GET
200
104.248.41.209:80
http://104.248.41.209/TRAINING-BEACON
US
binary
48 b
malicious
356
bf3.exe
GET
200
104.248.41.209:80
http://104.248.41.209/TRAINING-BEACON
US
binary
48 b
malicious
356
bf3.exe
GET
200
104.248.41.209:80
http://104.248.41.209/TRAINING-BEACON
US
binary
48 b
malicious
356
bf3.exe
GET
200
104.248.41.209:80
http://104.248.41.209/TRAINING-BEACON
US
binary
48 b
malicious
356
bf3.exe
GET
200
104.248.41.209:80
http://104.248.41.209/TRAINING-BEACON
US
binary
48 b
malicious
356
bf3.exe
GET
200
104.248.41.209:80
http://104.248.41.209/TRAINING-BEACON
US
binary
48 b
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
356
bf3.exe
104.248.41.209:80
—
—
US
malicious

DNS requests

No data

Threats

PID
Process
Class
Message
356
bf3.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
356
bf3.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
356
bf3.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike send output by POST binary
356
bf3.exe
Potentially Bad Traffic
ET INFO GENERIC SUSPICIOUS POST to Dotted Quad with Fake Browser 1
356
bf3.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
356
bf3.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
356
bf3.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
356
bf3.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
356
bf3.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
356
bf3.exe
A Network Trojan was detected
MALWARE [PTsecurity] Cobalt Strike Beacon Observed
No debug info
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Reports
bf3.exe