109c732fb8dab15970fff8c7b9bae65b2f29edd8bef809518ddcaca8bd5ddfbb

Analysis

max time kernel
146s
max time network
149s
platform
windows10_x64
resource
win10v200722
submitted
17/08/2020, 08:25

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General

Target
New_202017083636353552679474747484.exe
Size 423KB
Sample200817-h8cmslc41a
SHA256 109c732fb8dab15970fff8c7b9bae65b2f29edd8bef809518ddcaca8bd5ddfbb
MD5 64dec1f99745e0832850745e025df14c
SHA1 95af4fa6ec93dc33506549369cb45afd24e9fb4a
SHA512 436c54b0dcab72fb0d776915f0753ee83b902b3d8ffb9a6c0cfbed8a6337c57c672b9b55e970aa7f8e4c39213f68d6082dc39265a83416b02fb48e0f0bedd2a4
MD5 SHA1 SHA512

Score

9^/10

persistence

Malware Config

Signatures

ServiceHost packer 1 IoCs

Detects ServiceHost packer used for .NET malware

resource	yara_rule
behavioral2/memory/2544-37-0x0000000000000000-mapping.dmp	servicehost

Executes dropped EXE 2 IoCs

pid	Process
508	images.exe
3804	images.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Images = "C:\\ProgramData\\images.exe"	New_202017083636353552679474747484.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3980 set thread context of 3908	3980	New_202017083636353552679474747484.exe	76
PID 508 set thread context of 3804	508	images.exe	80

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2876	schtasks.exe
3292	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3980	New_202017083636353552679474747484.exe
3980	New_202017083636353552679474747484.exe
3980	New_202017083636353552679474747484.exe
3980	New_202017083636353552679474747484.exe
508	images.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3980	New_202017083636353552679474747484.exe
Token: SeDebugPrivilege	508	images.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 3292	3980	New_202017083636353552679474747484.exe	72
PID 3980 wrote to memory of 3292	3980	New_202017083636353552679474747484.exe	72
PID 3980 wrote to memory of 3292	3980	New_202017083636353552679474747484.exe	72
PID 3980 wrote to memory of 3964	3980	New_202017083636353552679474747484.exe	74
PID 3980 wrote to memory of 3964	3980	New_202017083636353552679474747484.exe	74
PID 3980 wrote to memory of 3964	3980	New_202017083636353552679474747484.exe	74
PID 3980 wrote to memory of 3984	3980	New_202017083636353552679474747484.exe	75
PID 3980 wrote to memory of 3984	3980	New_202017083636353552679474747484.exe	75
PID 3980 wrote to memory of 3984	3980	New_202017083636353552679474747484.exe	75
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3980 wrote to memory of 3908	3980	New_202017083636353552679474747484.exe	76
PID 3908 wrote to memory of 508	3908	New_202017083636353552679474747484.exe	77
PID 3908 wrote to memory of 508	3908	New_202017083636353552679474747484.exe	77
PID 3908 wrote to memory of 508	3908	New_202017083636353552679474747484.exe	77
PID 508 wrote to memory of 2876	508	images.exe	78
PID 508 wrote to memory of 2876	508	images.exe	78
PID 508 wrote to memory of 2876	508	images.exe	78
PID 508 wrote to memory of 3804	508	images.exe	80
PID 508 wrote to memory of 3804	508	images.exe	80
PID 508 wrote to memory of 3804	508	images.exe	80
PID 508 wrote to memory of 3804	508	images.exe	80
PID 508 wrote to memory of 3804	508	images.exe	80
PID 508 wrote to memory of 3804	508	images.exe	80
PID 508 wrote to memory of 3804	508	images.exe	80
PID 508 wrote to memory of 3804	508	images.exe	80
PID 508 wrote to memory of 3804	508	images.exe	80
PID 508 wrote to memory of 3804	508	images.exe	80
PID 508 wrote to memory of 3804	508	images.exe	80
PID 3804 wrote to memory of 2544	3804	images.exe	81
PID 3804 wrote to memory of 2544	3804	images.exe	81
PID 3804 wrote to memory of 2544	3804	images.exe	81
PID 3804 wrote to memory of 2544	3804	images.exe	81
PID 3804 wrote to memory of 2544	3804	images.exe	81

C:\Users\Admin\AppData\Local\Temp\New_202017083636353552679474747484.exe
"C:\Users\Admin\AppData\Local\Temp\New_202017083636353552679474747484.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tXhWzCUQXrWj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3CE0.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3292
- C:\Users\Admin\AppData\Local\Temp\New_202017083636353552679474747484.exe
  "C:\Users\Admin\AppData\Local\Temp\New_202017083636353552679474747484.exe"
  2⤵
  PID:3964
- C:\Users\Admin\AppData\Local\Temp\New_202017083636353552679474747484.exe
  "C:\Users\Admin\AppData\Local\Temp\New_202017083636353552679474747484.exe"
  2⤵
  PID:3984
- C:\Users\Admin\AppData\Local\Temp\New_202017083636353552679474747484.exe
  "C:\Users\Admin\AppData\Local\Temp\New_202017083636353552679474747484.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3908
- - C:\ProgramData\images.exe
    "C:\ProgramData\images.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:508
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tXhWzCUQXrWj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp27EC.tmp"
      4⤵
      Creates scheduled task(s)
      PID:2876
  - - C:\ProgramData\images.exe
      "C:\ProgramData\images.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:3804
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe"
        5⤵
        
        PID:2544

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/508-19-0x0000000073F30000-0x000000007461E000-memory.dmp

Download

memory/3804-35-0x0000000000400000-0x0000000000554000-memory.dmp

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memory/3908-13-0x0000000000400000-0x0000000000554000-memory.dmp

Download

memory/3908-15-0x0000000000400000-0x0000000000554000-memory.dmp

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memory/3980-0-0x0000000073FB0000-0x000000007469E000-memory.dmp

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memory/3980-10-0x0000000000630000-0x000000000065E000-memory.dmp

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memory/3980-9-0x00000000008E0000-0x0000000000934000-memory.dmp

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memory/3980-8-0x0000000004F70000-0x0000000004F73000-memory.dmp

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memory/3980-7-0x0000000004E00000-0x0000000004E01000-memory.dmp

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memory/3980-6-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

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memory/3980-5-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

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memory/3980-4-0x00000000050E0000-0x00000000050E1000-memory.dmp

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memory/3980-3-0x0000000004B40000-0x0000000004B41000-memory.dmp

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memory/3980-1-0x0000000000130000-0x0000000000131000-memory.dmp

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