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File name:

beacon.exe

Full analysis: https://app.any.run/tasks/dfc81a53-042c-4ad3-8d79-6debf537d242
Verdict: Malicious activity
Analysis date: June 27, 2022, 07:39:46
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
cobalt
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows
MD5:

58B367B936D8EC8C02F3A72634084094

SHA1:

45D9E83C7337F523966F1A265D5F6ABAE32A9739

SHA256:

2ECBEAE46D1A70DDFD51944F77671F5A1FC96CE2452F9AB42F1ADD47BA4A813F

SSDEEP:

6144:cRQhKJfKtwgnPVJcekIEo1JDBnT5WbO1aaF2x+SRU:cKltwgndJcef1dBsa1aiIU

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

    • COBALT detected by memory dumps

      • beacon.exe (PID: 240)

  • SUSPICIOUS

    • Checks supported languages

      • beacon.exe (PID: 240)

    • Reads the computer name

      • beacon.exe (PID: 240)

  • INFO

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

CobalStrike

(PID) Process(240) beacon.exe
ProcInject_AllocationMethodVirtualAllocEx
ProcInject_Stub32cd41edf0810c5b5f498edf4731cc6d
ProcInject_PrependAppend_x64000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
ProcInject_PrependAppend_x86000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
bProcInject_MinAllocSize0
bProcInject_UseRWXTrue
bProcInject_StartRWXTrue
KillDate0-0-0
smbFrameHeader0004000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
tcpFrameHeader0004000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Proxy_BehaviorUse IE settings
bUsesCookies0001
HttpPost_Metadata
Output (1)print
SessionId (1)parameter: id
ConstHeaders (1)Content-Type: application/octet-stream
HttpGet_Metadata
SessionId (2)base64
header: Cookie
HttpPostUri/submit.php
UserAgentMozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; InfoPath.2; .NET4.0C)
bCFGCautionFalse
bStageCleanupFalse
Watermark0
HttpPostChunk0
HttpPost_VerbPOST
HttpGet_VerbGET
CryptoScheme0
Spawnto_x64%windir%\sysnative\rundll32.exe
Spawnto_x86%windir%\syswow64\rundll32.exe
SpawnTo00000000000000000000000000000000
DNS_strategy_fail_seconds-1
DNS_strategy_fail_x-1
DNS_strategy_rotate_seconds-1
DNS_strategyround-robin
PublicKey-----BEGIN PUBLIC KEY----- MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnOM3nXx+7HBhkbDd+AwFrFisS unK999w2tM0uTpuuEiBalcJhcL+QgQWtf6S7zPp5hjImG+2YcPl18geU4f5JlSPX HwilbK4DFb/ePWyKFjhrA7emVRqhM21QMlo1ANsn14rY/RO2pzuft8P7TXoIjjI/ B2GGVuzYNZX6X4I2EwIDAQAB -----END PUBLIC KEY-----
Jitter0
MaxGetSize1048576
SleepTime60000
Port80
BeaconTypeHTTP
C2 (1)192.168.100.1/cx
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

Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: 1
OSVersion: 4
EntryPoint: 0x14b0
UninitializedDataSize: 1536
InitializedDataSize: 283648
CodeSize: 7680
LinkerVersion: 2.22
PEType: PE32
TimeStamp: 2020:06:09 02:17:16+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 09-Jun-2020 00:17:16
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: 09-Jun-2020 00:17:16
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
0x00001D44
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
5.85556
.data
0x00003000
0x00042424
0x00042600
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
6.49392
.rdata
0x00046000
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
4.35483
.bss
0x00047000
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
0x00048000
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
4.60684
.CRT
0x00049000
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
0.24913
.tls
0x0004A000
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
34
Monitored processes
1
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start #COBALT beacon.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
240"C:\Users\admin\AppData\Local\Temp\beacon.exe" C:\Users\admin\AppData\Local\Temp\beacon.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
CobalStrike
(PID) Process(240) beacon.exe
ProcInject_AllocationMethodVirtualAllocEx
ProcInject_Stub32cd41edf0810c5b5f498edf4731cc6d
ProcInject_PrependAppend_x64000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
ProcInject_PrependAppend_x86000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
bProcInject_MinAllocSize0
bProcInject_UseRWXTrue
bProcInject_StartRWXTrue
KillDate0-0-0
smbFrameHeader0004000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
tcpFrameHeader0004000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Proxy_BehaviorUse IE settings
bUsesCookies0001
HttpPost_Metadata
Output (1)print
SessionId (1)parameter: id
ConstHeaders (1)Content-Type: application/octet-stream
HttpGet_Metadata
SessionId (2)base64
header: Cookie
HttpPostUri/submit.php
UserAgentMozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; InfoPath.2; .NET4.0C)
bCFGCautionFalse
bStageCleanupFalse
Watermark0
HttpPostChunk0
HttpPost_VerbPOST
HttpGet_VerbGET
CryptoScheme0
Spawnto_x64%windir%\sysnative\rundll32.exe
Spawnto_x86%windir%\syswow64\rundll32.exe
SpawnTo00000000000000000000000000000000
DNS_strategy_fail_seconds-1
DNS_strategy_fail_x-1
DNS_strategy_rotate_seconds-1
DNS_strategyround-robin
PublicKey-----BEGIN PUBLIC KEY----- MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnOM3nXx+7HBhkbDd+AwFrFisS unK999w2tM0uTpuuEiBalcJhcL+QgQWtf6S7zPp5hjImG+2YcPl18geU4f5JlSPX HwilbK4DFb/ePWyKFjhrA7emVRqhM21QMlo1ANsn14rY/RO2pzuft8P7TXoIjjI/ B2GGVuzYNZX6X4I2EwIDAQAB -----END PUBLIC KEY-----
Jitter0
MaxGetSize1048576
SleepTime60000
Port80
BeaconTypeHTTP
C2 (1)192.168.100.1/cx
Total events
279
Read events
270
Write events
9
Delete events
0

Modification events

(PID) Process:(240) beacon.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(240) beacon.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
460000003B010000090000000000000000000000000000000400000000000000C0E333BBEAB1D3010000000000000000000000000100000002000000C0A80164000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
(PID) Process:(240) beacon.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{362E934C-743B-4588-8259-D2482DB771A8}
Operation:writeName:WpadDecisionReason
Value:
1
(PID) Process:(240) beacon.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{362E934C-743B-4588-8259-D2482DB771A8}
Operation:writeName:WpadDecisionTime
Value:
846C7816F989D801
(PID) Process:(240) beacon.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{362E934C-743B-4588-8259-D2482DB771A8}
Operation:writeName:WpadDecision
Value:
0
(PID) Process:(240) beacon.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{362E934C-743B-4588-8259-D2482DB771A8}
Operation:writeName:WpadNetworkName
Value:
Network 4
(PID) Process:(240) beacon.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-54-00-36-3e-ff
Operation:writeName:WpadDecisionReason
Value:
1
(PID) Process:(240) beacon.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-54-00-36-3e-ff
Operation:writeName:WpadDecisionTime
Value:
846C7816F989D801
(PID) Process:(240) beacon.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-54-00-36-3e-ff
Operation:writeName:WpadDecision
Value:
0
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
0
TCP/UDP connections
2
DNS requests
0
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
—
—
192.168.100.1:80
—
—
—
unknown

DNS requests

No data

Threats

No threats detected
No debug info
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Reports
beacon.exe