952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4

Analysis

max time kernel
151s
max time network
159s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05-12-2022 19:22

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General

Target

952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe
Size

304KB
MD5

537a444467d9a1460eaea26e903114c8
SHA1

b5b5e0a83393e450619ea385d539c5f4cc474cde
SHA256

952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4
SHA512

f4dad3c64e2067654ef1ad51e53e9c280e7554e536311c241d2082440658cf6934df1475d4cee1410018567700d9331d5591ab575f81041a47dbfd174f0db639
SSDEEP

3072:ZIDNcIFN3tw4QfwmAOMe6UJbVM/vkA9OQzY6eCFs5Juh2v19hlDcfbEdp7uxEo+i:qJigOTJXYOaFs5Juh819hqkuGh2LeyI

Score

8^/10

evasion persistence trojan upx

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\17614 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msohiiut.exe"	svchost.exe

Executes dropped EXE 3 IoCs

pid	Process
1904	skypee.exe
672	skypee.exe
688	skypee.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1320-57-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1320-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1320-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1320-63-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1320-64-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1320-67-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1320-96-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/672-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/672-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Loads dropped DLL 3 IoCs

pid	Process
1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe
1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe
1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\skypee = "C:\\Windows\\Skypee\\skypee.exe"	reg.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	skypee.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	skypee.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	skypee.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 288 set thread context of 1320	288	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	27
PID 1904 set thread context of 672	1904	skypee.exe	32
PID 1904 set thread context of 688	1904	skypee.exe	33

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msohiiut.exe	svchost.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Skypee\skypee.exe	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe
File opened for modification	C:\Windows\Skypee\skypee.exe	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe
File opened for modification	C:\Windows\Skypee\skypee.exe	svchost.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
688	skypee.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
688	skypee.exe
688	skypee.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe
Token: SeDebugPrivilege	672	skypee.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
288	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe
1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe
1904	skypee.exe
672	skypee.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 288 wrote to memory of 1320	288	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	27
PID 288 wrote to memory of 1320	288	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	27
PID 288 wrote to memory of 1320	288	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	27
PID 288 wrote to memory of 1320	288	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	27
PID 288 wrote to memory of 1320	288	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	27
PID 288 wrote to memory of 1320	288	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	27
PID 288 wrote to memory of 1320	288	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	27
PID 288 wrote to memory of 1320	288	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	27
PID 1320 wrote to memory of 1740	1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	28
PID 1320 wrote to memory of 1740	1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	28
PID 1320 wrote to memory of 1740	1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	28
PID 1320 wrote to memory of 1740	1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	28
PID 1740 wrote to memory of 928	1740	cmd.exe	30
PID 1740 wrote to memory of 928	1740	cmd.exe	30
PID 1740 wrote to memory of 928	1740	cmd.exe	30
PID 1740 wrote to memory of 928	1740	cmd.exe	30
PID 1320 wrote to memory of 1904	1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	31
PID 1320 wrote to memory of 1904	1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	31
PID 1320 wrote to memory of 1904	1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	31
PID 1320 wrote to memory of 1904	1320	952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe	31
PID 1904 wrote to memory of 672	1904	skypee.exe	32
PID 1904 wrote to memory of 672	1904	skypee.exe	32
PID 1904 wrote to memory of 672	1904	skypee.exe	32
PID 1904 wrote to memory of 672	1904	skypee.exe	32
PID 1904 wrote to memory of 672	1904	skypee.exe	32
PID 1904 wrote to memory of 672	1904	skypee.exe	32
PID 1904 wrote to memory of 672	1904	skypee.exe	32
PID 1904 wrote to memory of 672	1904	skypee.exe	32
PID 1904 wrote to memory of 688	1904	skypee.exe	33
PID 1904 wrote to memory of 688	1904	skypee.exe	33
PID 1904 wrote to memory of 688	1904	skypee.exe	33
PID 1904 wrote to memory of 688	1904	skypee.exe	33
PID 1904 wrote to memory of 688	1904	skypee.exe	33
PID 1904 wrote to memory of 688	1904	skypee.exe	33
PID 1904 wrote to memory of 688	1904	skypee.exe	33
PID 688 wrote to memory of 1608	688	skypee.exe	34
PID 688 wrote to memory of 1608	688	skypee.exe	34
PID 688 wrote to memory of 1608	688	skypee.exe	34
PID 688 wrote to memory of 1608	688	skypee.exe	34

C:\Users\Admin\AppData\Local\Temp\952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe
"C:\Users\Admin\AppData\Local\Temp\952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:288
- C:\Users\Admin\AppData\Local\Temp\952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe
  "C:\Users\Admin\AppData\Local\Temp\952a7780818be424eba362e317d27952ceec9dee8fec26d3b0fff111f1fb3dd4.exe"
  2⤵
  - Loads dropped DLL
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1320
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\SVGLQ.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1740
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "skypee" /t REG_SZ /d "C:\Windows\Skypee\skypee.exe" /f
      4⤵
      Adds Run key to start application
      PID:928
- - C:\Windows\Skypee\skypee.exe
    "C:\Windows\Skypee\skypee.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1904
  - - C:\Windows\Skypee\skypee.exe
      "C:\Windows\Skypee\skypee.exe"
      4⤵
      Executes dropped EXE
      Checks whether UAC is enabled
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:672
  - - C:\Windows\Skypee\skypee.exe
      "C:\Windows\Skypee\skypee.exe"
      4⤵
      Executes dropped EXE
      Maps connected drives based on registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of WriteProcessMemory
      PID:688
    - - C:\Windows\syswow64\svchost.exe
        
        C:\Windows\syswow64\svchost.exe
        5⤵
        Adds policy Run key to start application
        Drops file in Program Files directory
        Drops file in Windows directory
        
        PID:1608

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
121B

MD5
6f03830aff31995957052b694b2211a0

SHA1
bc98df25a4accd29643b311c106e1cdcecdec93c

SHA256
7ddb76d54b187f9e03639ee200536062c36abea7f2fb073ca9bccfb5acc55934

SHA512
f02357a8148e3f0c2e3f8f44c317c94450cbda8acd1890369ad91cd1c140089bfbfd6659702f79761e49b8b665f37667d806ccaed416c6de43e1a99d07a69175

Download Submit
C:\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
40ca6159c1b13fafad4c7edc1397ab8c

SHA1
8cb85d60a89746986a953de645e4c9feea1012b2

SHA256
7c05e1482d2899a29470a839c04668f7f76949bf331ce93e41c37ecb91809c4a

SHA512
b107d2538b37c4d82db30f4265bee3bcc4e3915dd8ac0e441535d60a73aa838023b393a3b7c57fd9583a1b6bb3c1fdea280311d2c89006621129c6cf6eeb4e8f

Download Submit
C:\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
40ca6159c1b13fafad4c7edc1397ab8c

SHA1
8cb85d60a89746986a953de645e4c9feea1012b2

SHA256
7c05e1482d2899a29470a839c04668f7f76949bf331ce93e41c37ecb91809c4a

SHA512
b107d2538b37c4d82db30f4265bee3bcc4e3915dd8ac0e441535d60a73aa838023b393a3b7c57fd9583a1b6bb3c1fdea280311d2c89006621129c6cf6eeb4e8f

Download Submit
C:\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
40ca6159c1b13fafad4c7edc1397ab8c

SHA1
8cb85d60a89746986a953de645e4c9feea1012b2

SHA256
7c05e1482d2899a29470a839c04668f7f76949bf331ce93e41c37ecb91809c4a

SHA512
b107d2538b37c4d82db30f4265bee3bcc4e3915dd8ac0e441535d60a73aa838023b393a3b7c57fd9583a1b6bb3c1fdea280311d2c89006621129c6cf6eeb4e8f

Download Submit
C:\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
40ca6159c1b13fafad4c7edc1397ab8c

SHA1
8cb85d60a89746986a953de645e4c9feea1012b2

SHA256
7c05e1482d2899a29470a839c04668f7f76949bf331ce93e41c37ecb91809c4a

SHA512
b107d2538b37c4d82db30f4265bee3bcc4e3915dd8ac0e441535d60a73aa838023b393a3b7c57fd9583a1b6bb3c1fdea280311d2c89006621129c6cf6eeb4e8f

Download Submit
\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
40ca6159c1b13fafad4c7edc1397ab8c

SHA1
8cb85d60a89746986a953de645e4c9feea1012b2

SHA256
7c05e1482d2899a29470a839c04668f7f76949bf331ce93e41c37ecb91809c4a

SHA512
b107d2538b37c4d82db30f4265bee3bcc4e3915dd8ac0e441535d60a73aa838023b393a3b7c57fd9583a1b6bb3c1fdea280311d2c89006621129c6cf6eeb4e8f

Download Submit
\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
40ca6159c1b13fafad4c7edc1397ab8c

SHA1
8cb85d60a89746986a953de645e4c9feea1012b2

SHA256
7c05e1482d2899a29470a839c04668f7f76949bf331ce93e41c37ecb91809c4a

SHA512
b107d2538b37c4d82db30f4265bee3bcc4e3915dd8ac0e441535d60a73aa838023b393a3b7c57fd9583a1b6bb3c1fdea280311d2c89006621129c6cf6eeb4e8f

Download Submit
\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
40ca6159c1b13fafad4c7edc1397ab8c

SHA1
8cb85d60a89746986a953de645e4c9feea1012b2

SHA256
7c05e1482d2899a29470a839c04668f7f76949bf331ce93e41c37ecb91809c4a

SHA512
b107d2538b37c4d82db30f4265bee3bcc4e3915dd8ac0e441535d60a73aa838023b393a3b7c57fd9583a1b6bb3c1fdea280311d2c89006621129c6cf6eeb4e8f

Download Submit
memory/672-84-0x00000000004085D0-mapping.dmp

Download
memory/672-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/672-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/688-93-0x000000000040141C-mapping.dmp

Download
memory/688-86-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/688-92-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/688-99-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/688-88-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/928-71-0x0000000000000000-mapping.dmp

Download
memory/1320-68-0x0000000075771000-0x0000000075773000-memory.dmp

Filesize
8KB

Download
memory/1320-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1320-57-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1320-56-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1320-67-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1320-64-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1320-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1320-96-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1320-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1320-61-0x00000000004085D0-mapping.dmp

Download
memory/1608-98-0x0000000000000000-mapping.dmp

Download
memory/1608-101-0x0000000000080000-0x0000000000085000-memory.dmp

Filesize
20KB

Download
memory/1608-100-0x0000000000190000-0x0000000000198000-memory.dmp

Filesize
32KB

Download
memory/1608-103-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/1608-106-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/1740-69-0x0000000000000000-mapping.dmp

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memory/1904-75-0x0000000000000000-mapping.dmp

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