9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf

General

Target

9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe
Size

202KB
MD5

47cc93888dfd3c8fb6a192e03ed955b5
SHA1

311e9802852de6dff8b29375780b5af44b69f88a
SHA256

9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf
SHA512

1c2d8bc4e606b59b4beba57ca35e953a22d09b1244da136c692344d42d0012b114f74f6c5e5e6fc9d8bb3e6046168c55ae79059b02f95c89ad3ce012c89edda9
SSDEEP

6144:6VsD9+uddv4wZHj+uQc8IxtAr0lFhKuDO:jpndnZD+7IxtAYhKuD

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
652	winnmidiaplyair.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2028-54-0x0000000000400000-0x0000000000461000-memory.dmp	upx
behavioral1/files/0x0009000000012722-58.dat	upx
behavioral1/files/0x0009000000012722-61.dat	upx
behavioral1/files/0x0009000000012722-59.dat	upx
behavioral1/memory/652-65-0x0000000000400000-0x0000000000461000-memory.dmp	upx
behavioral1/memory/652-67-0x0000000000400000-0x0000000000461000-memory.dmp	upx
behavioral1/memory/2028-68-0x0000000000400000-0x0000000000461000-memory.dmp	upx

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winnmidiaplyair.exe	9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winnmidiaplyair.exe	9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe

Loads dropped DLL 2 IoCs

pid	Process
2028	9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe
2028	9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe

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
2028	9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe
652	winnmidiaplyair.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 652	2028	9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe	28
PID 2028 wrote to memory of 652	2028	9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe	28
PID 2028 wrote to memory of 652	2028	9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe	28
PID 2028 wrote to memory of 652	2028	9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe	28

C:\Users\Admin\AppData\Local\Temp\9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe
"C:\Users\Admin\AppData\Local\Temp\9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winnmidiaplyair.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winnmidiaplyair.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:652

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winnmidiaplyair.exe

Filesize
202KB

MD5
47cc93888dfd3c8fb6a192e03ed955b5

SHA1
311e9802852de6dff8b29375780b5af44b69f88a

SHA256
9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf

SHA512
1c2d8bc4e606b59b4beba57ca35e953a22d09b1244da136c692344d42d0012b114f74f6c5e5e6fc9d8bb3e6046168c55ae79059b02f95c89ad3ce012c89edda9

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winnmidiaplyair.exe

Filesize
202KB

MD5
47cc93888dfd3c8fb6a192e03ed955b5

SHA1
311e9802852de6dff8b29375780b5af44b69f88a

SHA256
9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf

SHA512
1c2d8bc4e606b59b4beba57ca35e953a22d09b1244da136c692344d42d0012b114f74f6c5e5e6fc9d8bb3e6046168c55ae79059b02f95c89ad3ce012c89edda9

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\winnmidiaplyair.exe

Filesize
202KB

MD5
47cc93888dfd3c8fb6a192e03ed955b5

SHA1
311e9802852de6dff8b29375780b5af44b69f88a

SHA256
9f9ffe9f0ea4fabac299bfe29d93ff52529092abb501ae1b649fe66aac1eafbf

SHA512
1c2d8bc4e606b59b4beba57ca35e953a22d09b1244da136c692344d42d0012b114f74f6c5e5e6fc9d8bb3e6046168c55ae79059b02f95c89ad3ce012c89edda9

Download Submit
memory/652-65-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/652-67-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2028-54-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2028-57-0x0000000076531000-0x0000000076533000-memory.dmp

Filesize
8KB

Download
memory/2028-64-0x00000000036A0000-0x0000000003701000-memory.dmp

Filesize
388KB

Download
memory/2028-68-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2028-69-0x00000000036A0000-0x0000000003701000-memory.dmp

Filesize
388KB

Download

Analysis

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