9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc

Analysis

max time kernel
150s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2022, 02:44

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General

Target
9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe
Size 253KB
Sample221011-c8h17abdh8
SHA256 9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc
MD5 6ea6c02c669654699fa36ce9e31c9380
SHA1 b3be2efd4b3fd74ac2c2107e14ac4f81d0680084
SHA512 2bf88ec3582646de44b7029c5ca583fbd1574c0ed935221151fecf52bcba824d959c8d2b55fe0ceac7312d7f65f52408ba17f78c704e6b246b58c7db3b7c1eec
SSDEEP 6144:lw4V7nL2adqmpbSwQYpdE9nOYrGFigQH7sF:lw4V7nL2a9pR109n7rOiBsF
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4124	svchost.exe
3552	svchost.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchost.exe"	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\N:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\U:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\F:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\R:	svchost.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\I:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2748 set thread context of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 4124 set thread context of 3552	4124	svchost.exe	86

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe
4124	svchost.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2748 wrote to memory of 2124	2748	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	83
PID 2124 wrote to memory of 4124	2124	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	85
PID 2124 wrote to memory of 4124	2124	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	85
PID 2124 wrote to memory of 4124	2124	9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe	85
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86
PID 4124 wrote to memory of 3552	4124	svchost.exe	86

C:\Users\Admin\AppData\Local\Temp\9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe
"C:\Users\Admin\AppData\Local\Temp\9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Users\Admin\AppData\Local\Temp\9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe
  "C:\Users\Admin\AppData\Local\Temp\9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc.exe"
  2⤵
  - Checks computer location settings
  - Adds Run key to start application
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4124
  - - C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe"
      4⤵
      Executes dropped EXE
      Enumerates connected drives
      PID:3552

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

svchost.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
Size 253KB
SHA256 9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc
MD5 6ea6c02c669654699fa36ce9e31c9380
SHA1 b3be2efd4b3fd74ac2c2107e14ac4f81d0680084
SHA512 2bf88ec3582646de44b7029c5ca583fbd1574c0ed935221151fecf52bcba824d959c8d2b55fe0ceac7312d7f65f52408ba17f78c704e6b246b58c7db3b7c1eec
SSDEEP 6144:lw4V7nL2adqmpbSwQYpdE9nOYrGFigQH7sF:lw4V7nL2a9pR109n7rOiBsF
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
Size 253KB
SHA256 9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc
MD5 6ea6c02c669654699fa36ce9e31c9380
SHA1 b3be2efd4b3fd74ac2c2107e14ac4f81d0680084
SHA512 2bf88ec3582646de44b7029c5ca583fbd1574c0ed935221151fecf52bcba824d959c8d2b55fe0ceac7312d7f65f52408ba17f78c704e6b246b58c7db3b7c1eec
SSDEEP 6144:lw4V7nL2adqmpbSwQYpdE9nOYrGFigQH7sF:lw4V7nL2a9pR109n7rOiBsF
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
Size 253KB
SHA256 9fbc37447113fbfb33d985b190fe7fb844d427f9078d6e893cf04306d33f7fcc
MD5 6ea6c02c669654699fa36ce9e31c9380
SHA1 b3be2efd4b3fd74ac2c2107e14ac4f81d0680084
SHA512 2bf88ec3582646de44b7029c5ca583fbd1574c0ed935221151fecf52bcba824d959c8d2b55fe0ceac7312d7f65f52408ba17f78c704e6b246b58c7db3b7c1eec
SSDEEP 6144:lw4V7nL2adqmpbSwQYpdE9nOYrGFigQH7sF:lw4V7nL2a9pR109n7rOiBsF
MD5 SHA1 SHA512 SSDEEP

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memory/2124-138-0x0000000000400000-0x0000000000427000-memory.dmp

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memory/2124-140-0x0000000000400000-0x0000000000427000-memory.dmp

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memory/2124-137-0x0000000000400000-0x0000000000427000-memory.dmp

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memory/2124-136-0x0000000000400000-0x0000000000427000-memory.dmp

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memory/2748-139-0x0000000000400000-0x0000000000441000-memory.dmp

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memory/2748-134-0x0000000000400000-0x0000000000441000-memory.dmp

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memory/3552-151-0x0000000000400000-0x0000000000427000-memory.dmp

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memory/3552-153-0x0000000000400000-0x0000000000427000-memory.dmp

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memory/3552-154-0x0000000000400000-0x0000000000427000-memory.dmp

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memory/4124-145-0x0000000000400000-0x0000000000441000-memory.dmp

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memory/4124-152-0x0000000000400000-0x0000000000441000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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