d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de

Analysis

max time kernel
150s
max time network
147s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/10/2022, 16:16

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General

Target

d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe
Size

304KB
MD5

6e89d005f3ef4507e8da0efce0a2093d
SHA1

8dba0463721fefc89cab294156e48a2949feb4b2
SHA256

d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de
SHA512

aa8b8a44cda2113e785524b28fb6b2f122a95042887b17d5b33d949649d18e2df41ec9268e77cd752eaf0a93e0e5f4a2f5bad9bab08cd6c02c82290d54c24567
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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\30928 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msyiyta.com"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe

Executes dropped EXE 3 IoCs

pid	Process
272	skypee.exe
1644	skypee.exe
568	skypee.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1928-57-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1928-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1928-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1928-63-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1928-64-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1928-67-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1644-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1928-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1644-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Loads dropped DLL 3 IoCs

pid	Process
1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe
1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe
1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\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	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.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 1388 set thread context of 1928	1388	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	27
PID 272 set thread context of 1644	272	skypee.exe	32
PID 272 set thread context of 568	272	skypee.exe	33

Drops file in Program Files directory 1 IoCs

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

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Skypee\skypee.exe	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe
File opened for modification	C:\Windows\Skypee\skypee.exe	svchost.exe
File created	C:\Windows\Skypee\skypee.exe	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.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
568	skypee.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
568	skypee.exe
568	skypee.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe
Token: SeDebugPrivilege	1644	skypee.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1388	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe
1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe
272	skypee.exe
1644	skypee.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 1928	1388	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	27
PID 1388 wrote to memory of 1928	1388	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	27
PID 1388 wrote to memory of 1928	1388	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	27
PID 1388 wrote to memory of 1928	1388	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	27
PID 1388 wrote to memory of 1928	1388	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	27
PID 1388 wrote to memory of 1928	1388	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	27
PID 1388 wrote to memory of 1928	1388	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	27
PID 1388 wrote to memory of 1928	1388	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	27
PID 1928 wrote to memory of 1736	1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	28
PID 1928 wrote to memory of 1736	1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	28
PID 1928 wrote to memory of 1736	1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	28
PID 1928 wrote to memory of 1736	1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	28
PID 1736 wrote to memory of 2028	1736	cmd.exe	30
PID 1736 wrote to memory of 2028	1736	cmd.exe	30
PID 1736 wrote to memory of 2028	1736	cmd.exe	30
PID 1736 wrote to memory of 2028	1736	cmd.exe	30
PID 1928 wrote to memory of 272	1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	31
PID 1928 wrote to memory of 272	1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	31
PID 1928 wrote to memory of 272	1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	31
PID 1928 wrote to memory of 272	1928	d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe	31
PID 272 wrote to memory of 1644	272	skypee.exe	32
PID 272 wrote to memory of 1644	272	skypee.exe	32
PID 272 wrote to memory of 1644	272	skypee.exe	32
PID 272 wrote to memory of 1644	272	skypee.exe	32
PID 272 wrote to memory of 1644	272	skypee.exe	32
PID 272 wrote to memory of 1644	272	skypee.exe	32
PID 272 wrote to memory of 1644	272	skypee.exe	32
PID 272 wrote to memory of 1644	272	skypee.exe	32
PID 272 wrote to memory of 568	272	skypee.exe	33
PID 272 wrote to memory of 568	272	skypee.exe	33
PID 272 wrote to memory of 568	272	skypee.exe	33
PID 272 wrote to memory of 568	272	skypee.exe	33
PID 272 wrote to memory of 568	272	skypee.exe	33
PID 272 wrote to memory of 568	272	skypee.exe	33
PID 272 wrote to memory of 568	272	skypee.exe	33
PID 568 wrote to memory of 960	568	skypee.exe	34
PID 568 wrote to memory of 960	568	skypee.exe	34
PID 568 wrote to memory of 960	568	skypee.exe	34
PID 568 wrote to memory of 960	568	skypee.exe	34

C:\Users\Admin\AppData\Local\Temp\d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe
"C:\Users\Admin\AppData\Local\Temp\d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Users\Admin\AppData\Local\Temp\d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe
  "C:\Users\Admin\AppData\Local\Temp\d196a47b6e21654b08a56e78c258a290f6eff62774d66952b1f1e5931abb92de.exe"
  2⤵
  - Loads dropped DLL
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1928
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\SRDLD.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1736
  - - 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:2028
- - 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:272
  - - 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:1644
  - - 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:568
    - - 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:960

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\SRDLD.bat

Filesize
121B

MD5
6f03830aff31995957052b694b2211a0

SHA1
bc98df25a4accd29643b311c106e1cdcecdec93c

SHA256
7ddb76d54b187f9e03639ee200536062c36abea7f2fb073ca9bccfb5acc55934

SHA512
f02357a8148e3f0c2e3f8f44c317c94450cbda8acd1890369ad91cd1c140089bfbfd6659702f79761e49b8b665f37667d806ccaed416c6de43e1a99d07a69175

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

Filesize
304KB

MD5
0b3d710f0581de9d46453a0cd441698f

SHA1
3ef0029766bc5610ca1afe71e1f0a1dca66d64f0

SHA256
69822bfd41e1b52aa3c9d2a9bc980d2759a3aa28894b082f27cf1f3f88423537

SHA512
c6dc1e2aa832bbf86e550bd1221204a45250cece3dabb08debdff9f6cbb3fcadec667d91287fc7e1d2d5dea12136e5ef21957b3ea7a66cb6b28f1b468bfbf756

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

Filesize
304KB

MD5
0b3d710f0581de9d46453a0cd441698f

SHA1
3ef0029766bc5610ca1afe71e1f0a1dca66d64f0

SHA256
69822bfd41e1b52aa3c9d2a9bc980d2759a3aa28894b082f27cf1f3f88423537

SHA512
c6dc1e2aa832bbf86e550bd1221204a45250cece3dabb08debdff9f6cbb3fcadec667d91287fc7e1d2d5dea12136e5ef21957b3ea7a66cb6b28f1b468bfbf756

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

Filesize
304KB

MD5
0b3d710f0581de9d46453a0cd441698f

SHA1
3ef0029766bc5610ca1afe71e1f0a1dca66d64f0

SHA256
69822bfd41e1b52aa3c9d2a9bc980d2759a3aa28894b082f27cf1f3f88423537

SHA512
c6dc1e2aa832bbf86e550bd1221204a45250cece3dabb08debdff9f6cbb3fcadec667d91287fc7e1d2d5dea12136e5ef21957b3ea7a66cb6b28f1b468bfbf756

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

Filesize
304KB

MD5
0b3d710f0581de9d46453a0cd441698f

SHA1
3ef0029766bc5610ca1afe71e1f0a1dca66d64f0

SHA256
69822bfd41e1b52aa3c9d2a9bc980d2759a3aa28894b082f27cf1f3f88423537

SHA512
c6dc1e2aa832bbf86e550bd1221204a45250cece3dabb08debdff9f6cbb3fcadec667d91287fc7e1d2d5dea12136e5ef21957b3ea7a66cb6b28f1b468bfbf756

Download Submit
\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
0b3d710f0581de9d46453a0cd441698f

SHA1
3ef0029766bc5610ca1afe71e1f0a1dca66d64f0

SHA256
69822bfd41e1b52aa3c9d2a9bc980d2759a3aa28894b082f27cf1f3f88423537

SHA512
c6dc1e2aa832bbf86e550bd1221204a45250cece3dabb08debdff9f6cbb3fcadec667d91287fc7e1d2d5dea12136e5ef21957b3ea7a66cb6b28f1b468bfbf756

Download Submit
\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
0b3d710f0581de9d46453a0cd441698f

SHA1
3ef0029766bc5610ca1afe71e1f0a1dca66d64f0

SHA256
69822bfd41e1b52aa3c9d2a9bc980d2759a3aa28894b082f27cf1f3f88423537

SHA512
c6dc1e2aa832bbf86e550bd1221204a45250cece3dabb08debdff9f6cbb3fcadec667d91287fc7e1d2d5dea12136e5ef21957b3ea7a66cb6b28f1b468bfbf756

Download Submit
\Windows\Skypee\skypee.exe

Filesize
304KB

MD5
0b3d710f0581de9d46453a0cd441698f

SHA1
3ef0029766bc5610ca1afe71e1f0a1dca66d64f0

SHA256
69822bfd41e1b52aa3c9d2a9bc980d2759a3aa28894b082f27cf1f3f88423537

SHA512
c6dc1e2aa832bbf86e550bd1221204a45250cece3dabb08debdff9f6cbb3fcadec667d91287fc7e1d2d5dea12136e5ef21957b3ea7a66cb6b28f1b468bfbf756

Download Submit
memory/568-98-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/568-87-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/568-93-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/568-89-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/960-103-0x0000000000080000-0x0000000000085000-memory.dmp

Filesize
20KB

Download
memory/960-107-0x0000000000030000-0x0000000000035000-memory.dmp

Filesize
20KB

Download
memory/960-102-0x0000000000BC0000-0x0000000000BC8000-memory.dmp

Filesize
32KB

Download
memory/960-104-0x0000000000030000-0x0000000000035000-memory.dmp

Filesize
20KB

Download
memory/1644-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1644-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1928-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1928-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1928-67-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1928-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1928-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1928-64-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1928-57-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1928-68-0x0000000075E11000-0x0000000075E13000-memory.dmp

Filesize
8KB

Download
memory/1928-56-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download