fe483a42cd66f760774449e8fcdabd303640476b119c8a2d1d053dce41e5f19e

General

Target

b9d72d1c9c8b68ab90f20104510f7788.exe
Size

821KB
MD5

b9d72d1c9c8b68ab90f20104510f7788
SHA1

93c9138ef2fa00636701c26abd5b97c43f854f9f
SHA256

fe483a42cd66f760774449e8fcdabd303640476b119c8a2d1d053dce41e5f19e
SHA512

689216add468e91ecf6d8121edc5b5ca61e77e6e1a1230bde2491c8aea86909d46ad2ece6bd818e5f200a3194975f704d2f8b0c6029c010f42730693b8a79080
SSDEEP

12288:tiRbwtuIZcR7yb4QpfMjQbpgE4PhR7sla0cTREgCflO9dJ5IECpxOokLZsCtQw1l:UsusL0jNPvAPsLCcjukL2CDYO

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2856	b9d72d1c9c8b68ab90f20104510f7788.exe

Executes dropped EXE 1 IoCs

pid	Process
2856	b9d72d1c9c8b68ab90f20104510f7788.exe

Loads dropped DLL 1 IoCs

pid	Process
2988	b9d72d1c9c8b68ab90f20104510f7788.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2988-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral1/files/0x000c0000000133bd-11.dat	upx
behavioral1/files/0x000c0000000133bd-17.dat	upx
behavioral1/memory/2988-16-0x0000000023030000-0x000000002328C000-memory.dmp	upx

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
2880	schtasks.exe

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	b9d72d1c9c8b68ab90f20104510f7788.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	b9d72d1c9c8b68ab90f20104510f7788.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	b9d72d1c9c8b68ab90f20104510f7788.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	b9d72d1c9c8b68ab90f20104510f7788.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2988	b9d72d1c9c8b68ab90f20104510f7788.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2988	b9d72d1c9c8b68ab90f20104510f7788.exe
2856	b9d72d1c9c8b68ab90f20104510f7788.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 2856	2988	b9d72d1c9c8b68ab90f20104510f7788.exe	19
PID 2988 wrote to memory of 2856	2988	b9d72d1c9c8b68ab90f20104510f7788.exe	19
PID 2988 wrote to memory of 2856	2988	b9d72d1c9c8b68ab90f20104510f7788.exe	19
PID 2988 wrote to memory of 2856	2988	b9d72d1c9c8b68ab90f20104510f7788.exe	19
PID 2856 wrote to memory of 2880	2856	b9d72d1c9c8b68ab90f20104510f7788.exe	25
PID 2856 wrote to memory of 2880	2856	b9d72d1c9c8b68ab90f20104510f7788.exe	25
PID 2856 wrote to memory of 2880	2856	b9d72d1c9c8b68ab90f20104510f7788.exe	25
PID 2856 wrote to memory of 2880	2856	b9d72d1c9c8b68ab90f20104510f7788.exe	25
PID 2856 wrote to memory of 2748	2856	b9d72d1c9c8b68ab90f20104510f7788.exe	33
PID 2856 wrote to memory of 2748	2856	b9d72d1c9c8b68ab90f20104510f7788.exe	33
PID 2856 wrote to memory of 2748	2856	b9d72d1c9c8b68ab90f20104510f7788.exe	33
PID 2856 wrote to memory of 2748	2856	b9d72d1c9c8b68ab90f20104510f7788.exe	33
PID 2748 wrote to memory of 2740	2748	cmd.exe	34
PID 2748 wrote to memory of 2740	2748	cmd.exe	34
PID 2748 wrote to memory of 2740	2748	cmd.exe	34
PID 2748 wrote to memory of 2740	2748	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\b9d72d1c9c8b68ab90f20104510f7788.exe
"C:\Users\Admin\AppData\Local\Temp\b9d72d1c9c8b68ab90f20104510f7788.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Users\Admin\AppData\Local\Temp\b9d72d1c9c8b68ab90f20104510f7788.exe
  C:\Users\Admin\AppData\Local\Temp\b9d72d1c9c8b68ab90f20104510f7788.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2856
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\b9d72d1c9c8b68ab90f20104510f7788.exe" /TN x1iLRz9v069a /F
    3⤵
    - Creates scheduled task(s)
    PID:2880
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c schtasks.exe /Query /XML /TN x1iLRz9v069a > C:\Users\Admin\AppData\Local\Temp\ZfEFS3FOY.xml
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2748
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /Query /XML /TN x1iLRz9v069a
      4⤵
      PID:2740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ZfEFS3FOY.xml

Filesize
1KB

MD5
a210c1b79b6ab04f7314c9551e8bf973

SHA1
355041d2bf3d99e5ac3354a34013dd96f1b9af8a

SHA256
947e1c4d03714316c2fc819da2522e596e80e1632e980785845c836138d49fe8

SHA512
f59935f04aeeb116080a239edcd55a1c73deff7d9cee53665807edcfdcaffa0f76cc4e8851f9a35701672535ea06a6d70d7e5dd99e9b150fa86e26b047e8a1f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\b9d72d1c9c8b68ab90f20104510f7788.exe

Filesize
198KB

MD5
db4ba6e5f3bf8e9740719dda25757c42

SHA1
748ce4d34caf877ea92a3d5e5aa0f2d5fd86d273

SHA256
d44604c2102330b2e31daed2a3f2eee5f9a66848da885dfb371fa22a6aca3233

SHA512
55860218fa890da8457ebdf357b95eafbf5d4066d173260d55f84d7e98ce65913bfe2990ecb8e752607257e054a191656767b40db9a2ef1425270fdd9bdee31f

Download Submit
\Users\Admin\AppData\Local\Temp\b9d72d1c9c8b68ab90f20104510f7788.exe

Filesize
283KB

MD5
76d9584616ec3dd4da38214c6edfbe21

SHA1
d400f7519d05cbed36f66bdd17f9110c57364bc5

SHA256
3d1b3c1b1b16d6dab0489adf00249d62ac916dfb31ffec9ff85db7533b6060da

SHA512
12d1ed0215ed043bc42fd2138d41c660d4014f1b072a3bb3e02202ff094780802c00a34aeffa5571788c2f1118bab706cf0d1b3075a83d4c2b5711ff84554804

Download Submit
memory/2856-31-0x00000000001A0000-0x000000000020B000-memory.dmp

Filesize
428KB

Download
memory/2856-20-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2856-22-0x0000000000220000-0x000000000029E000-memory.dmp

Filesize
504KB

Download
memory/2856-26-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2856-53-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2988-4-0x00000000001A0000-0x000000000021E000-memory.dmp

Filesize
504KB

Download
memory/2988-16-0x0000000023030000-0x000000002328C000-memory.dmp

Filesize
2.4MB

Download
memory/2988-15-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2988-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2988-1-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads