4ad62556f59fd389813f7408ea493e0b2299e1aec84eabf38d7a0201f6053d24

General

Target

FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe
Size

994KB
MD5

a8512cb9651b9dc996e349c091bd7055
SHA1

eabe3f5be22ed76871d758a470783465410f2e4f
SHA256

4ad62556f59fd389813f7408ea493e0b2299e1aec84eabf38d7a0201f6053d24
SHA512

a3811d96a8eaaee955363115f630f54a3f5d684cda134b393e505a52b4254f54dc8c05a600e6c58df2730a37ffa5792a6d731adbfe0a6d3140d730df4abc94aa
SSDEEP

24576:1xG8wm8yuACkFiP61hvsvXB+3HI1Vsr3p:ue8iCkFgmVaA3HI1Vsr5

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2880	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp

Loads dropped DLL 5 IoCs

pid	Process
2856	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe
2880	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp
2880	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp
2880	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp
2880	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp

Modifies system certificate store 2 TTPs 2 IoCs

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	3	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	11	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2880	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2880	2856	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe	28
PID 2856 wrote to memory of 2880	2856	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe	28
PID 2856 wrote to memory of 2880	2856	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe	28
PID 2856 wrote to memory of 2880	2856	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe	28
PID 2856 wrote to memory of 2880	2856	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe	28
PID 2856 wrote to memory of 2880	2856	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe	28
PID 2856 wrote to memory of 2880	2856	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe	28
PID 2880 wrote to memory of 2652	2880	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp	29
PID 2880 wrote to memory of 2652	2880	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp	29
PID 2880 wrote to memory of 2652	2880	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp	29
PID 2880 wrote to memory of 2652	2880	FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp	29

C:\Users\Admin\AppData\Local\Temp\FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe
"C:\Users\Admin\AppData\Local\Temp\FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Users\Admin\AppData\Local\Temp\is-FSI74.tmp\FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-FSI74.tmp\FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp" /SL5="$400F4,492662,402432,C:\Users\Admin\AppData\Local\Temp\FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Modifies system certificate store
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" "C:\Windows\system32\cmd.exe" /S /C "ver > "C:\Users\Admin\AppData\Local\Temp\is-KB3D2.tmp\~execwithresult.txt""
    3⤵
    PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-KB3D2.tmp\~execwithresult.txt

Filesize
40B

MD5
082f2e97e670228e3b323c6a3a874f40

SHA1
e50760edb5e88385449a44818f5726e5beed7aab

SHA256
292bf366a534157e5414f344218c9df828e2f211617fc84352f3ab2564050941

SHA512
ad96826fb4a9ad5296acf1136bd81348492b4e191ba7936fe515a254f7bb789ab7bb3b939a5b9094b0fdaca9b4ad0f0445034a6eb2d78bd1529c2e638eafbe91

Download Submit
\Users\Admin\AppData\Local\Temp\is-FSI74.tmp\FreemakeVideoConverterSetup_32864e75-fe82-d78f-2224-0ce2aec7bb82.tmp

Filesize
1.4MB

MD5
14f5c8abebd8e51360030d1ae3137669

SHA1
1c72106cc170fe5b2bd20b9e59584af989fff486

SHA256
c9ba417f020aef7547038326d6892d1b4967634c7bb7068ed6498e8256546d46

SHA512
d575db9a4aac597751ccc5a524a8f5972298786c5f17713fc4072f2a84c0a7cade8e442c3737fb9e8879d5cd403788a638fe59821eb390b5d85e50fd9886ba32

Download Submit
\Users\Admin\AppData\Local\Temp\is-KB3D2.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-KB3D2.tmp\freemake_dl.dll

Filesize
131KB

MD5
650830897cc79e74d19ba8c802d85576

SHA1
92af26cd0f9e349cad5595d14d3b4ee238880fed

SHA256
7ded7b86fc8ef2c6c7c0da6c54b253964689ae757c0f99cbf658d62e53200042

SHA512
504d54a3b76f38d68669532ef11fe1adaf3b10609f28e8b3726d4ea5303d6def494a462635654daa2b53739ae932cbad60c0f31441f5a4892bfddd95a4ee0c29

Download Submit
\Users\Admin\AppData\Local\Temp\is-KB3D2.tmp\itdownload.dll

Filesize
77KB

MD5
b4efe1200f09cbf02f0d2ae326a84f3b

SHA1
83102a7f5465a14c78d04ca6d8703c68a5c599ce

SHA256
6bd9984dd28ce8cc13e8eb3b5ee9f6c8a6967e3b2288918665e2ae67fa1eb56b

SHA512
14c83df5ca8ce92efddb07bda1c6fff9cfbbfb1348ff6c2e6b523110bb1fd10023e09986bc7967824a5cf37789080d81f2a5deedc3df3925825f73e2a87b52a6

Download Submit
memory/2856-1-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2856-25-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2880-17-0x0000000002170000-0x0000000002188000-memory.dmp

Filesize
96KB

Download
memory/2880-8-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2880-26-0x0000000000400000-0x0000000000570000-memory.dmp

Filesize
1.4MB

Download
memory/2880-27-0x0000000002170000-0x0000000002188000-memory.dmp

Filesize
96KB

Download
memory/2880-31-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2880-64-0x0000000002170000-0x0000000002188000-memory.dmp

Filesize
96KB

Download

Analysis

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