f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546

General

Target

f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
Size

73KB
MD5

e36ff18f794ff51c15c08bac37d4c431
SHA1

48361224b386e7ec007f2cdb1f7a55a0dba965ad
SHA256

f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546
SHA512

c1ec260e14b7aaa988c90efaf15b71e88e2fc23781128f08f5a67fd27520d944e9e8aa7c7613fe9c2646d9fd042392ec391de8db869acbd86f1f6d0e63f62291
SSDEEP

1536:8W2zMKzBAxiURheeZzXFMShQKUwlMsWS+lskBW1SVyh+BCtQ:KMSBIiURhNzXFMeUXsWS+lskBW9b

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	msiexec.exe

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\2918493772 = "C:\\PROGRA~3\\msjvjazd.exe"	msiexec.exe

Blocklisted process makes network request 5 IoCs

Processes:

msiexec.exe

flow pid process

1 1472 msiexec.exe
2 1472 msiexec.exe
3 1472 msiexec.exe
4 1472 msiexec.exe
5 1472 msiexec.exe
Disables taskbar notifications via registry modification
evasion

flow	pid	process
1	1472	msiexec.exe
2	1472	msiexec.exe
3	1472	msiexec.exe
4	1472	msiexec.exe
5	1472	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe

description	pid	process	target process
PID 1608 set thread context of 1996	1608	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe

Drops file in Program Files directory 1 IoCs

Processes:

msiexec.exe

description ioc process

File opened for modification C:\PROGRA~3\msjvjazd.exe msiexec.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exemsiexec.exe

pid process

1996 f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
1472 msiexec.exe
1472 msiexec.exe

description	ioc	process
File opened for modification	C:\PROGRA~3\msjvjazd.exe	msiexec.exe

Suspicious behavior: MapViewOfSection 24 IoCs

Processes:

f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exemsiexec.exe

pid	process
1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe
1472	msiexec.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

msiexec.exe

pid process

1472 msiexec.exe

pid	process
1472	msiexec.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exemsiexec.exe

description	pid	process
Token: SeDebugPrivilege	1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
Token: SeBackupPrivilege	1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
Token: SeRestorePrivilege	1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
Token: SeDebugPrivilege	1472	msiexec.exe
Token: SeBackupPrivilege	1472	msiexec.exe
Token: SeRestorePrivilege	1472	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exef75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe

description	pid	process	target process
PID 1608 wrote to memory of 1996	1608	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
PID 1608 wrote to memory of 1996	1608	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
PID 1608 wrote to memory of 1996	1608	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
PID 1608 wrote to memory of 1996	1608	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
PID 1608 wrote to memory of 1996	1608	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
PID 1608 wrote to memory of 1996	1608	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
PID 1608 wrote to memory of 1996	1608	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
PID 1608 wrote to memory of 1996	1608	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
PID 1608 wrote to memory of 1996	1608	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
PID 1996 wrote to memory of 1472	1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	msiexec.exe
PID 1996 wrote to memory of 1472	1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	msiexec.exe
PID 1996 wrote to memory of 1472	1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	msiexec.exe
PID 1996 wrote to memory of 1472	1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	msiexec.exe
PID 1996 wrote to memory of 1472	1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	msiexec.exe
PID 1996 wrote to memory of 1472	1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	msiexec.exe
PID 1996 wrote to memory of 1472	1996	f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
"C:\Users\Admin\AppData\Local\Temp\f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1608

C:\Users\Admin\AppData\Local\Temp\f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe
"C:\Users\Admin\AppData\Local\Temp\f75901e840bc68a51573de50097f8dfb8e4667cf8dceaf3d632cd2ea7d494546.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1996

C:\Windows\SysWOW64\msiexec.exe
C:\Windows\SysWOW64\msiexec.exe
3⤵
- Modifies visiblity of hidden/system files in Explorer
- UAC bypass
- Adds policy Run key to start application
- Blocklisted process makes network request
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:1472

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Bypass User Account Control

1

T1088

Defense Evasion

Hidden Files and Directories

1

T1158

Modify Registry

3

T1112

Bypass User Account Control

1

T1088

Disabling Security Tools

1

T1089

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1472-66-0x0000000000000000-mapping.dmp

Download
memory/1472-71-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/1472-70-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/1472-69-0x0000000000DA0000-0x0000000000DB4000-memory.dmp

Filesize
80KB

Download
memory/1608-55-0x00000000744E0000-0x0000000074A8B000-memory.dmp

Filesize
5.7MB

Download
memory/1608-54-0x0000000075A91000-0x0000000075A93000-memory.dmp

Filesize
8KB

Download
memory/1608-62-0x0000000000350000-0x0000000000353000-memory.dmp

Filesize
12KB

Download
memory/1608-61-0x00000000744E0000-0x0000000074A8B000-memory.dmp

Filesize
5.7MB

Download
memory/1996-57-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1996-65-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/1996-63-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1996-68-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/1996-60-0x000000000001FBDE-mapping.dmp

Download
memory/1996-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1996-56-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads