9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c

General

Target

9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe
Size

61KB
MD5

84fbf0b6ad4a8e090f0c46fb7014314a
SHA1

35fb8bf532863e769660070079799ada057af7c7
SHA256

9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c
SHA512

143f87e4303b391df1e5ff1142ec94c67051a02fdf957dfbec6c95048983e037336ec93b41ec0aacde73852e79276fc4a29e1f69e36b63664c9552bd54e6310b
SSDEEP

768:fwSlBy8rR4OtJ1JYconEfEbIT/DtRw0FJ8pmp+Ou3UA5KDFQMSbowBA3iNsrie:fnlByQRonEfuIT/Dw5ZTKEHfNsl

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

comhost.execsrsss.exe

pid process

1480 comhost.exe
1920 csrsss.exe
Deletes itself 1 IoCs

Processes:

comhost.exe

pid process

1480 comhost.exe
Loads dropped DLL 2 IoCs

Processes:

9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.execomhost.exe

pid process

1248 9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe
1480 comhost.exe

pid	process
1480	comhost.exe
1920	csrsss.exe

pid	process
1480	comhost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\MSOffice Users Licenses = "\"c:\\users\\admin\\appdata\\roaming\\MSOffice Users Licenses\\comhost.exe\""	9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.execomhost.execsrsss.exe

pid	process
1248	9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe
1248	9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe
1480	comhost.exe
1480	comhost.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe
1920	csrsss.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.execomhost.execsrsss.exe

description	pid	process
Token: SeDebugPrivilege	1248	9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe
Token: SeDebugPrivilege	1480	comhost.exe
Token: SeDebugPrivilege	1920	csrsss.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.execomhost.exe

description	pid	process	target process
PID 1248 wrote to memory of 1480	1248	9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe	comhost.exe
PID 1248 wrote to memory of 1480	1248	9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe	comhost.exe
PID 1248 wrote to memory of 1480	1248	9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe	comhost.exe
PID 1248 wrote to memory of 1480	1248	9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe	comhost.exe
PID 1480 wrote to memory of 1920	1480	comhost.exe	csrsss.exe
PID 1480 wrote to memory of 1920	1480	comhost.exe	csrsss.exe
PID 1480 wrote to memory of 1920	1480	comhost.exe	csrsss.exe
PID 1480 wrote to memory of 1920	1480	comhost.exe	csrsss.exe

C:\Users\Admin\AppData\Local\Temp\9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe
"C:\Users\Admin\AppData\Local\Temp\9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1248

C:\Users\Admin\appdata\roaming\MSOffice Users Licenses\comhost.exe
"C:\Users\Admin\appdata\roaming\MSOffice Users Licenses\comhost.exe" "c:\users\admin\appdata\local\temp\9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c.exe"
2⤵
- Executes dropped EXE
- Deletes itself
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1480

C:\Users\Admin\AppData\Local\Temp\csrsss.exe
"C:\Users\Admin\AppData\Local\Temp\csrsss.exe" -mon
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1920

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\csrsss.exe
Filesize
61KB

MD5
84fbf0b6ad4a8e090f0c46fb7014314a

SHA1
35fb8bf532863e769660070079799ada057af7c7

SHA256
9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c

SHA512
143f87e4303b391df1e5ff1142ec94c67051a02fdf957dfbec6c95048983e037336ec93b41ec0aacde73852e79276fc4a29e1f69e36b63664c9552bd54e6310b

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrsss.exe
Filesize
61KB

MD5
84fbf0b6ad4a8e090f0c46fb7014314a

SHA1
35fb8bf532863e769660070079799ada057af7c7

SHA256
9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c

SHA512
143f87e4303b391df1e5ff1142ec94c67051a02fdf957dfbec6c95048983e037336ec93b41ec0aacde73852e79276fc4a29e1f69e36b63664c9552bd54e6310b

Download Submit
C:\Users\Admin\AppData\Roaming\MSOffice Users Licenses\comhost.exe
Filesize
61KB

MD5
84fbf0b6ad4a8e090f0c46fb7014314a

SHA1
35fb8bf532863e769660070079799ada057af7c7

SHA256
9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c

SHA512
143f87e4303b391df1e5ff1142ec94c67051a02fdf957dfbec6c95048983e037336ec93b41ec0aacde73852e79276fc4a29e1f69e36b63664c9552bd54e6310b

Download Submit
C:\Users\Admin\appdata\roaming\MSOffice Users Licenses\comhost.exe
Filesize
61KB

MD5
84fbf0b6ad4a8e090f0c46fb7014314a

SHA1
35fb8bf532863e769660070079799ada057af7c7

SHA256
9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c

SHA512
143f87e4303b391df1e5ff1142ec94c67051a02fdf957dfbec6c95048983e037336ec93b41ec0aacde73852e79276fc4a29e1f69e36b63664c9552bd54e6310b

Download Submit
\Users\Admin\AppData\Local\Temp\csrsss.exe
Filesize
61KB

MD5
84fbf0b6ad4a8e090f0c46fb7014314a

SHA1
35fb8bf532863e769660070079799ada057af7c7

SHA256
9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c

SHA512
143f87e4303b391df1e5ff1142ec94c67051a02fdf957dfbec6c95048983e037336ec93b41ec0aacde73852e79276fc4a29e1f69e36b63664c9552bd54e6310b

Download Submit
\Users\Admin\AppData\Roaming\MSOffice Users Licenses\comhost.exe
Filesize
61KB

MD5
84fbf0b6ad4a8e090f0c46fb7014314a

SHA1
35fb8bf532863e769660070079799ada057af7c7

SHA256
9fd868358712a7197667f60d896209bfec81c5c80c200baba261eea3b6e94b7c

SHA512
143f87e4303b391df1e5ff1142ec94c67051a02fdf957dfbec6c95048983e037336ec93b41ec0aacde73852e79276fc4a29e1f69e36b63664c9552bd54e6310b

Download Submit
memory/1248-54-0x00000000760A1000-0x00000000760A3000-memory.dmp

Filesize
8KB

Download
memory/1248-62-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/1248-56-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/1248-55-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/1480-58-0x0000000000000000-mapping.dmp

Download
memory/1480-63-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/1480-65-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/1920-66-0x0000000000000000-mapping.dmp

Download
memory/1920-70-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download
memory/1920-71-0x00000000745D0000-0x0000000074B7B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads