5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326

Analysis

max time kernel
152s
max time network
166s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07/11/2022, 16:07

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General

Target

5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe
Size

304KB
MD5

078985dde71f61a2e9bebf045c9e6df0
SHA1

89de7f864505e68994e1f64a288db9f1e0778862
SHA256

5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326
SHA512

794c6c7b4e1b1faf92a5f05ddba37d4c5986b2b3a08d8422ff7b90d3794b772426b97ea18f051808db833ccd3c4b3cedf752b7eea55170588d84e545fdd4f450
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\21424 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mszwvwne.pif"	svchost.exe

Executes dropped EXE 3 IoCs

pid	Process
1580	skypee.exe
1548	skypee.exe
1264	skypee.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/860-57-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/860-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/860-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/860-63-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/860-64-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/860-67-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/860-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1548-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1548-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Loads dropped DLL 3 IoCs

pid	Process
860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe
860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe
860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\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	skypee.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.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 860	288	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	26
PID 1580 set thread context of 1548	1580	skypee.exe	31
PID 1580 set thread context of 1264	1580	skypee.exe	32

Drops file in Program Files directory 1 IoCs

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

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Skypee\skypee.exe	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe
File opened for modification	C:\Windows\Skypee\skypee.exe	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.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
1264	skypee.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1264	skypee.exe
1264	skypee.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe
Token: SeDebugPrivilege	1548	skypee.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
288	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe
860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe
1580	skypee.exe
1548	skypee.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 288 wrote to memory of 860	288	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	26
PID 288 wrote to memory of 860	288	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	26
PID 288 wrote to memory of 860	288	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	26
PID 288 wrote to memory of 860	288	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	26
PID 288 wrote to memory of 860	288	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	26
PID 288 wrote to memory of 860	288	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	26
PID 288 wrote to memory of 860	288	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	26
PID 288 wrote to memory of 860	288	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	26
PID 860 wrote to memory of 956	860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	27
PID 860 wrote to memory of 956	860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	27
PID 860 wrote to memory of 956	860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	27
PID 860 wrote to memory of 956	860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	27
PID 956 wrote to memory of 1724	956	cmd.exe	29
PID 956 wrote to memory of 1724	956	cmd.exe	29
PID 956 wrote to memory of 1724	956	cmd.exe	29
PID 956 wrote to memory of 1724	956	cmd.exe	29
PID 860 wrote to memory of 1580	860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	30
PID 860 wrote to memory of 1580	860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	30
PID 860 wrote to memory of 1580	860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	30
PID 860 wrote to memory of 1580	860	5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe	30
PID 1580 wrote to memory of 1548	1580	skypee.exe	31
PID 1580 wrote to memory of 1548	1580	skypee.exe	31
PID 1580 wrote to memory of 1548	1580	skypee.exe	31
PID 1580 wrote to memory of 1548	1580	skypee.exe	31
PID 1580 wrote to memory of 1548	1580	skypee.exe	31
PID 1580 wrote to memory of 1548	1580	skypee.exe	31
PID 1580 wrote to memory of 1548	1580	skypee.exe	31
PID 1580 wrote to memory of 1548	1580	skypee.exe	31
PID 1580 wrote to memory of 1264	1580	skypee.exe	32
PID 1580 wrote to memory of 1264	1580	skypee.exe	32
PID 1580 wrote to memory of 1264	1580	skypee.exe	32
PID 1580 wrote to memory of 1264	1580	skypee.exe	32
PID 1580 wrote to memory of 1264	1580	skypee.exe	32
PID 1580 wrote to memory of 1264	1580	skypee.exe	32
PID 1580 wrote to memory of 1264	1580	skypee.exe	32
PID 1264 wrote to memory of 1872	1264	skypee.exe	33
PID 1264 wrote to memory of 1872	1264	skypee.exe	33
PID 1264 wrote to memory of 1872	1264	skypee.exe	33
PID 1264 wrote to memory of 1872	1264	skypee.exe	33

C:\Users\Admin\AppData\Local\Temp\5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe
"C:\Users\Admin\AppData\Local\Temp\5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:288
- C:\Users\Admin\AppData\Local\Temp\5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe
  "C:\Users\Admin\AppData\Local\Temp\5472026f809e1ee1b4da6ac9da3f296a8e6ac994879964ce94d1fd16cfd60326.exe"
  2⤵
  - Loads dropped DLL
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:860
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\OPMVH.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:956
  - - 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:1724
- - 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:1580
  - - 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:1548
  - - 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:1264
    - - 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:1872

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\OPMVH.bat

Filesize
121B

MD5
6f03830aff31995957052b694b2211a0

SHA1
bc98df25a4accd29643b311c106e1cdcecdec93c

SHA256
7ddb76d54b187f9e03639ee200536062c36abea7f2fb073ca9bccfb5acc55934

SHA512
f02357a8148e3f0c2e3f8f44c317c94450cbda8acd1890369ad91cd1c140089bfbfd6659702f79761e49b8b665f37667d806ccaed416c6de43e1a99d07a69175

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

Filesize
304KB

MD5
49dbe1297e056efbdb22ea8bce35734c

SHA1
e7c812a3269c5e23bc1070e5f03f5f45e0de7735

SHA256
c302cdcc754dbf0fd8341cade36a926d9f27ffff73f7db7b773de972ce838b5f

SHA512
683fbde6a9213c8a87f5928b6f1a2326245858411ff90021e861419332eab7b49053f4e1b90d00509d667459fe85bdd4f375ab900f35c0f2b102515723356c64

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

Filesize
304KB

MD5
49dbe1297e056efbdb22ea8bce35734c

SHA1
e7c812a3269c5e23bc1070e5f03f5f45e0de7735

SHA256
c302cdcc754dbf0fd8341cade36a926d9f27ffff73f7db7b773de972ce838b5f

SHA512
683fbde6a9213c8a87f5928b6f1a2326245858411ff90021e861419332eab7b49053f4e1b90d00509d667459fe85bdd4f375ab900f35c0f2b102515723356c64

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

Filesize
304KB

MD5
49dbe1297e056efbdb22ea8bce35734c

SHA1
e7c812a3269c5e23bc1070e5f03f5f45e0de7735

SHA256
c302cdcc754dbf0fd8341cade36a926d9f27ffff73f7db7b773de972ce838b5f

SHA512
683fbde6a9213c8a87f5928b6f1a2326245858411ff90021e861419332eab7b49053f4e1b90d00509d667459fe85bdd4f375ab900f35c0f2b102515723356c64

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

Filesize
304KB

MD5
49dbe1297e056efbdb22ea8bce35734c

SHA1
e7c812a3269c5e23bc1070e5f03f5f45e0de7735

SHA256
c302cdcc754dbf0fd8341cade36a926d9f27ffff73f7db7b773de972ce838b5f

SHA512
683fbde6a9213c8a87f5928b6f1a2326245858411ff90021e861419332eab7b49053f4e1b90d00509d667459fe85bdd4f375ab900f35c0f2b102515723356c64

Download Submit
\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
49dbe1297e056efbdb22ea8bce35734c

SHA1
e7c812a3269c5e23bc1070e5f03f5f45e0de7735

SHA256
c302cdcc754dbf0fd8341cade36a926d9f27ffff73f7db7b773de972ce838b5f

SHA512
683fbde6a9213c8a87f5928b6f1a2326245858411ff90021e861419332eab7b49053f4e1b90d00509d667459fe85bdd4f375ab900f35c0f2b102515723356c64

Download Submit
\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
49dbe1297e056efbdb22ea8bce35734c

SHA1
e7c812a3269c5e23bc1070e5f03f5f45e0de7735

SHA256
c302cdcc754dbf0fd8341cade36a926d9f27ffff73f7db7b773de972ce838b5f

SHA512
683fbde6a9213c8a87f5928b6f1a2326245858411ff90021e861419332eab7b49053f4e1b90d00509d667459fe85bdd4f375ab900f35c0f2b102515723356c64

Download Submit
\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
49dbe1297e056efbdb22ea8bce35734c

SHA1
e7c812a3269c5e23bc1070e5f03f5f45e0de7735

SHA256
c302cdcc754dbf0fd8341cade36a926d9f27ffff73f7db7b773de972ce838b5f

SHA512
683fbde6a9213c8a87f5928b6f1a2326245858411ff90021e861419332eab7b49053f4e1b90d00509d667459fe85bdd4f375ab900f35c0f2b102515723356c64

Download Submit
memory/860-68-0x0000000075351000-0x0000000075353000-memory.dmp

Filesize
8KB

Download
memory/860-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/860-56-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/860-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/860-67-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/860-64-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/860-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/860-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/860-57-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1264-91-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1264-88-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1264-87-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1264-99-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1548-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1548-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1872-103-0x0000000000080000-0x0000000000085000-memory.dmp

Filesize
20KB

Download
memory/1872-102-0x0000000000740000-0x0000000000748000-memory.dmp

Filesize
32KB

Download
memory/1872-104-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/1872-107-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download