bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc

Analysis

max time kernel
172s
max time network
189s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
04/10/2022, 04:16

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe
Size

184KB
MD5

2a7030368f120cdbc07d06b98fffe705
SHA1

d69b10fe4eb352f845018d8e405783b6cfeeb615
SHA256

bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc
SHA512

889e46a73f0ef2c2e7bcce8c5d9f1b345ce98701e1dc6ed2dc5b7c1761fece211ba4bcea0caaeee41acf08e7d4ce27304c707e39187cc2b4a9ee6a6c5e96b278
SSDEEP

3072:gro4fDTDfGH5bIO2wC2MJ1UOEbX8/+BsO8OQlkzvYISIKC7z/m+tDc8CCtz1Z6:grPfDf4CuO9hsQlMgY2+t718

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1764	svchost.exe
1640	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
932	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe
932	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.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-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchost.exe"	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.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)	\??\N:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\U:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\I:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe
File opened (read-only)	\??\F:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\R:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 940 set thread context of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 1764 set thread context of 1640	1764	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
940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe
1764	svchost.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 940 wrote to memory of 932	940	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	28
PID 932 wrote to memory of 1764	932	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	29
PID 932 wrote to memory of 1764	932	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	29
PID 932 wrote to memory of 1764	932	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	29
PID 932 wrote to memory of 1764	932	bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe	29
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30
PID 1764 wrote to memory of 1640	1764	svchost.exe	30

C:\Users\Admin\AppData\Local\Temp\bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe
"C:\Users\Admin\AppData\Local\Temp\bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:940
- C:\Users\Admin\AppData\Local\Temp\bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe
  C:\Users\Admin\AppData\Local\Temp\bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc.exe
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:932
- - 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:1764
  - - C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
      4⤵
      Executes dropped EXE
      Enumerates connected drives
      PID:1640

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

Loading Replay Monitor...

Downloads

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

Filesize
184KB

MD5
2a7030368f120cdbc07d06b98fffe705

SHA1
d69b10fe4eb352f845018d8e405783b6cfeeb615

SHA256
bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc

SHA512
889e46a73f0ef2c2e7bcce8c5d9f1b345ce98701e1dc6ed2dc5b7c1761fece211ba4bcea0caaeee41acf08e7d4ce27304c707e39187cc2b4a9ee6a6c5e96b278

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

Filesize
184KB

MD5
2a7030368f120cdbc07d06b98fffe705

SHA1
d69b10fe4eb352f845018d8e405783b6cfeeb615

SHA256
bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc

SHA512
889e46a73f0ef2c2e7bcce8c5d9f1b345ce98701e1dc6ed2dc5b7c1761fece211ba4bcea0caaeee41acf08e7d4ce27304c707e39187cc2b4a9ee6a6c5e96b278

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

Filesize
184KB

MD5
2a7030368f120cdbc07d06b98fffe705

SHA1
d69b10fe4eb352f845018d8e405783b6cfeeb615

SHA256
bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc

SHA512
889e46a73f0ef2c2e7bcce8c5d9f1b345ce98701e1dc6ed2dc5b7c1761fece211ba4bcea0caaeee41acf08e7d4ce27304c707e39187cc2b4a9ee6a6c5e96b278

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

Filesize
184KB

MD5
2a7030368f120cdbc07d06b98fffe705

SHA1
d69b10fe4eb352f845018d8e405783b6cfeeb615

SHA256
bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc

SHA512
889e46a73f0ef2c2e7bcce8c5d9f1b345ce98701e1dc6ed2dc5b7c1761fece211ba4bcea0caaeee41acf08e7d4ce27304c707e39187cc2b4a9ee6a6c5e96b278

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

Filesize
184KB

MD5
2a7030368f120cdbc07d06b98fffe705

SHA1
d69b10fe4eb352f845018d8e405783b6cfeeb615

SHA256
bd54e20c45f5fe1ceec257f805da77a0e99b5198acc56ca0f333a5be855dfddc

SHA512
889e46a73f0ef2c2e7bcce8c5d9f1b345ce98701e1dc6ed2dc5b7c1761fece211ba4bcea0caaeee41acf08e7d4ce27304c707e39187cc2b4a9ee6a6c5e96b278

Download Submit
memory/932-63-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/932-62-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/932-67-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/932-69-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/932-70-0x00000000756B1000-0x00000000756B3000-memory.dmp

Filesize
8KB

Download
memory/932-71-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/932-72-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/932-56-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/932-65-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/932-60-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/932-57-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/932-59-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1640-96-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1640-97-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1640-98-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download