867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab

Analysis

max time kernel
147s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05-12-2022 23:04

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General

Target

867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe
Size

544KB
MD5

6fa77feaddddbd4f2a141337a56e6a60
SHA1

648cd353eeef00ebb2f8cd72fb54206799910bc4
SHA256

867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab
SHA512

664067108811e099d812197221081905afb6291e1a0469d82464950bc3621e8f1045ffe8f84922e19912da4bfca5366ee412173cff0ca71d2fd1664870f66aca
SSDEEP

3072:wuFAlQ80NH5ZVulAOL8OzsFxEgCBVa0edQOcJq99zgcRLQaA9waCuqQpa1Sp1VNd:bHNH5ZA8vIwQOb99zMdwI61gB4Q

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1348	svchost.exe
1000	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
1928	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe
1928	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.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-1-5-21-2292972927-2705560509-2768824231-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchost.exe"	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.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)	\??\U:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\I:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\R:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\N:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\F:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2036 set thread context of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 1348 set thread context of 1000	1348	svchost.exe	30

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe
1348	svchost.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 2036 wrote to memory of 1928	2036	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	28
PID 1928 wrote to memory of 1348	1928	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	29
PID 1928 wrote to memory of 1348	1928	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	29
PID 1928 wrote to memory of 1348	1928	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	29
PID 1928 wrote to memory of 1348	1928	867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe	29
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30
PID 1348 wrote to memory of 1000	1348	svchost.exe	30

C:\Users\Admin\AppData\Local\Temp\867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe
"C:\Users\Admin\AppData\Local\Temp\867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Users\Admin\AppData\Local\Temp\867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe
  "C:\Users\Admin\AppData\Local\Temp\867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1928
- - 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:1348
  - - C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe"
      4⤵
      Executes dropped EXE
      Enumerates connected drives
      PID:1000

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe

Filesize
544KB

MD5
6fa77feaddddbd4f2a141337a56e6a60

SHA1
648cd353eeef00ebb2f8cd72fb54206799910bc4

SHA256
867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab

SHA512
664067108811e099d812197221081905afb6291e1a0469d82464950bc3621e8f1045ffe8f84922e19912da4bfca5366ee412173cff0ca71d2fd1664870f66aca

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe

Filesize
544KB

MD5
6fa77feaddddbd4f2a141337a56e6a60

SHA1
648cd353eeef00ebb2f8cd72fb54206799910bc4

SHA256
867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab

SHA512
664067108811e099d812197221081905afb6291e1a0469d82464950bc3621e8f1045ffe8f84922e19912da4bfca5366ee412173cff0ca71d2fd1664870f66aca

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe

Filesize
544KB

MD5
6fa77feaddddbd4f2a141337a56e6a60

SHA1
648cd353eeef00ebb2f8cd72fb54206799910bc4

SHA256
867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab

SHA512
664067108811e099d812197221081905afb6291e1a0469d82464950bc3621e8f1045ffe8f84922e19912da4bfca5366ee412173cff0ca71d2fd1664870f66aca

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\svchost.exe

Filesize
544KB

MD5
6fa77feaddddbd4f2a141337a56e6a60

SHA1
648cd353eeef00ebb2f8cd72fb54206799910bc4

SHA256
867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab

SHA512
664067108811e099d812197221081905afb6291e1a0469d82464950bc3621e8f1045ffe8f84922e19912da4bfca5366ee412173cff0ca71d2fd1664870f66aca

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\svchost.exe

Filesize
544KB

MD5
6fa77feaddddbd4f2a141337a56e6a60

SHA1
648cd353eeef00ebb2f8cd72fb54206799910bc4

SHA256
867c00cabc16c47046eceb613d6fc49cfe75698ad4f000d114c558f5260722ab

SHA512
664067108811e099d812197221081905afb6291e1a0469d82464950bc3621e8f1045ffe8f84922e19912da4bfca5366ee412173cff0ca71d2fd1664870f66aca

Download Submit
memory/1000-101-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1000-100-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1000-98-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1000-94-0x000000000041B238-mapping.dmp

Download
memory/1348-99-0x0000000000400000-0x0000000000499000-memory.dmp

Filesize
612KB

Download
memory/1348-77-0x0000000000000000-mapping.dmp

Download
memory/1928-64-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1928-63-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1928-73-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1928-74-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1928-57-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1928-70-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1928-69-0x000000000041B238-mapping.dmp

Download
memory/1928-68-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1928-66-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1928-58-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1928-72-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

Download
memory/1928-61-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1928-60-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2036-55-0x0000000000400000-0x0000000000499000-memory.dmp

Filesize
612KB

Download
memory/2036-71-0x0000000000400000-0x0000000000499000-memory.dmp

Filesize
612KB

Download