bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88

General

Target

bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
Size

212KB
MD5

daff4a4d7750623f73c8dd146709d26a
SHA1

2ea2c1e751471991f00c5d46f028ef449932c605
SHA256

bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88
SHA512

d9fc3ca2e268b9542297269c4d0bfe6f5475e7c1b49ed53387812b2d03920316f1361c550bee8aa61f688520b732814c9bf900165b03def393ad3b5f8827ae8a
SSDEEP

3072:0fjboxnOCPJTY3N0GGC5VugWyCEbC1Mhh7ZvtLH+AASc:cs5Y90gNzbCqn7q

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

UAC bypass 3 TTPs 1 IoCs
evasion trojan

Bypass User Account Control
T1088

Disabling Security Tools
T1089

Modify Registry
T1112

Processes:

msiexec.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" msiexec.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	msiexec.exe

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\34364 = "c:\\progra~3\\msepyvt.exe"	msiexec.exe

Blocklisted process makes network request 8 IoCs

Processes:

msiexec.exe

flow pid process

3 1736 msiexec.exe
4 1736 msiexec.exe
5 1736 msiexec.exe
6 1736 msiexec.exe
8 1736 msiexec.exe
9 1736 msiexec.exe
10 1736 msiexec.exe
11 1736 msiexec.exe
Disables taskbar notifications via registry modification
evasion
Deletes itself 1 IoCs

Processes:

msiexec.exe

pid process

1736 msiexec.exe

flow	pid	process
3	1736	msiexec.exe
4	1736	msiexec.exe
5	1736	msiexec.exe
6	1736	msiexec.exe
8	1736	msiexec.exe
9	1736	msiexec.exe
10	1736	msiexec.exe
11	1736	msiexec.exe

pid	process
1736	msiexec.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe

description	pid	process	target process
PID 1456 set thread context of 1380	1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe

Drops file in Program Files directory 1 IoCs

Processes:

msiexec.exe

description ioc process

File created \??\c:\progra~3\msepyvt.exe msiexec.exe

description	ioc	process
File created	\??\c:\progra~3\msepyvt.exe	msiexec.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exebf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exemsiexec.exe

pid	process
1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe

Suspicious behavior: MapViewOfSection 27 IoCs

Processes:

bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exemsiexec.exe

pid	process
1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe
1736	msiexec.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

msiexec.exe

description pid process

Token: SeDebugPrivilege 1736 msiexec.exe
Token: SeBackupPrivilege 1736 msiexec.exe
Token: SeRestorePrivilege 1736 msiexec.exe

description	pid	process
Token: SeDebugPrivilege	1736	msiexec.exe
Token: SeBackupPrivilege	1736	msiexec.exe
Token: SeRestorePrivilege	1736	msiexec.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exebf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exemsiexec.exe

description	pid	process	target process
PID 1456 wrote to memory of 1380	1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
PID 1456 wrote to memory of 1380	1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
PID 1456 wrote to memory of 1380	1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
PID 1456 wrote to memory of 1380	1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
PID 1456 wrote to memory of 1380	1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
PID 1456 wrote to memory of 1380	1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
PID 1456 wrote to memory of 1380	1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
PID 1456 wrote to memory of 1380	1456	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
PID 1380 wrote to memory of 1736	1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	msiexec.exe
PID 1380 wrote to memory of 1736	1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	msiexec.exe
PID 1380 wrote to memory of 1736	1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	msiexec.exe
PID 1380 wrote to memory of 1736	1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	msiexec.exe
PID 1380 wrote to memory of 1736	1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	msiexec.exe
PID 1380 wrote to memory of 1736	1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	msiexec.exe
PID 1380 wrote to memory of 1736	1380	bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe	msiexec.exe
PID 1736 wrote to memory of 1988	1736	msiexec.exe	msiexec.exe
PID 1736 wrote to memory of 1988	1736	msiexec.exe	msiexec.exe
PID 1736 wrote to memory of 1988	1736	msiexec.exe	msiexec.exe
PID 1736 wrote to memory of 1988	1736	msiexec.exe	msiexec.exe
PID 1736 wrote to memory of 1988	1736	msiexec.exe	msiexec.exe
PID 1736 wrote to memory of 1988	1736	msiexec.exe	msiexec.exe
PID 1736 wrote to memory of 1988	1736	msiexec.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
"C:\Users\Admin\AppData\Local\Temp\bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Users\Admin\AppData\Local\Temp\bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe
  "C:\Users\Admin\AppData\Local\Temp\bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1380
- - C:\Windows\SysWOW64\msiexec.exe
    C:\Windows\SysWOW64\msiexec.exe
    3⤵
    - UAC bypass
    - Adds policy Run key to start application
    - Blocklisted process makes network request
    - Deletes itself
    - Drops file in Program Files directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1736
  - - C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\SysWOW64\msiexec.exe"
      4⤵
      PID:1988

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Bypass User Account Control

1

T1088

Defense Evasion

Bypass User Account Control

1

T1088

Disabling Security Tools

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\??\c:\progra~3\msepyvt.exe

Filesize
212KB

MD5
daff4a4d7750623f73c8dd146709d26a

SHA1
2ea2c1e751471991f00c5d46f028ef449932c605

SHA256
bf919a08dfebf6a7eabdebd2178a2fe01134f6eb78ffc6277bdc61d059509d88

SHA512
d9fc3ca2e268b9542297269c4d0bfe6f5475e7c1b49ed53387812b2d03920316f1361c550bee8aa61f688520b732814c9bf900165b03def393ad3b5f8827ae8a

Download Submit
memory/1380-64-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1380-55-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1380-58-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1380-62-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1380-59-0x000000000040207D-mapping.dmp

Download
memory/1380-57-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1380-54-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1456-60-0x0000000000320000-0x0000000000327000-memory.dmp

Filesize
28KB

Download
memory/1736-65-0x0000000075021000-0x0000000075023000-memory.dmp

Filesize
8KB

Download
memory/1736-67-0x0000000000090000-0x0000000000097000-memory.dmp

Filesize
28KB

Download
memory/1736-66-0x0000000000D20000-0x0000000000D34000-memory.dmp

Filesize
80KB

Download
memory/1736-68-0x000000007EFA0000-0x000000007EFA7000-memory.dmp

Filesize
28KB

Download
memory/1736-63-0x0000000000000000-mapping.dmp

Download
memory/1736-72-0x000000007EFA0000-0x000000007EFA7000-memory.dmp

Filesize
28KB

Download
memory/1988-69-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads