10a7e65a3a7aa1a7bbf4c0f412425d840df9f6d211f3c1badc41240f4145d501

General

Target

tmp.exe
Size

48KB
MD5

768b7b0bc0eeb12c635b7964c718ec5f
SHA1

2478a9f51b8c14e3a6e4de42d799520e33387589
SHA256

10a7e65a3a7aa1a7bbf4c0f412425d840df9f6d211f3c1badc41240f4145d501
SHA512

067ce6ef6c7fd25d65f7e4f751581df3a365374230e80a9eb0890831530d3b6b596c1e22fff8f3524a9586c35f927666ae68e2407ecf1805a534fa2298a129c9
SSDEEP

768:zynb12Aw5J6HC4kq5Jp9bjAzhyY55J+NStcEeUlyqgZl4p67xHhPC:Ub1MsHz3JDwhyWr+N95OTga6O

Score

8^/10

persistence

Malware Config

Signatures

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SICi\Parameters\ServiceDll = "C:\\Program Files (x86)\\240639937.dll"	tmp.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
4936	SICi.exe

Loads dropped DLL 3 IoCs

pid	Process
4268	tmp.exe
3644	svchost.exe
4936	SICi.exe

Creates a Windows Service
persistence

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\SICi.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\SICi.exe	svchost.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\240639937.dll	tmp.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	SICi.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	SICi.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	SICi.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	SICi.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	SICi.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie	SICi.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7"	SICi.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4700	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4268	tmp.exe
4268	tmp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4268	tmp.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4268	tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4268 wrote to memory of 788	4268	tmp.exe	93
PID 4268 wrote to memory of 788	4268	tmp.exe	93
PID 4268 wrote to memory of 788	4268	tmp.exe	93
PID 3644 wrote to memory of 4936	3644	svchost.exe	95
PID 3644 wrote to memory of 4936	3644	svchost.exe	95
PID 3644 wrote to memory of 4936	3644	svchost.exe	95
PID 788 wrote to memory of 4700	788	cmd.exe	96
PID 788 wrote to memory of 4700	788	cmd.exe	96
PID 788 wrote to memory of 4700	788	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Sets DLL path for service in the registry
- Checks computer location settings
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4268
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:788
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - Runs ping.exe
    PID:4700

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SICi"
1⤵
PID:4580

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SICi"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3644
- C:\Windows\SysWOW64\SICi.exe
  C:\Windows\system32\SICi.exe "c:\program files (x86)\240639937.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks processor information in registry
  - Modifies data under HKEY_USERS
  PID:4936

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1360 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:4536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

Remote System Discovery

1

T1018

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\240639937.dll

Filesize
25KB

MD5
a32cc9fb4286b4912843dbebff5fc5b2

SHA1
c2f45a8ebc92a34e9d94160206fbe75fb3d500d6

SHA256
8875e15d206f1156f5581c0020c695f1751deaaed83816d1298719be27c57a4d

SHA512
47106d800232f6b58d040502b66afe0470810286f3638f85c0cbc6c6919c2fc2d8016d464a0adc5f3afeaeddc67f984fa19b20d1f978fda15269ee0dad1691c7

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C:\Windows\SysWOW64\SICi.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads