28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2

General

Target

28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe
Size

214KB
MD5

125f7ee0e477b2d38324e898c59122d4
SHA1

95fff303a269619eab0d42de87ca8996d5dd1f87
SHA256

28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2
SHA512

eb4cb537019f7b72f357901e6acf67deb491990eecaac92572dcaef4b6b2fe4902009e94fd2ea486a82aa3fc7f701b88c98c0ed907252e817590d82d0c4f987c
SSDEEP

3072:lt5y3I0xY1ECtsY41XyGaALHPJ3XXbCDh2FmEhp9xlMxvi6+5hLgl:pgTzCt/4OAB3nbCN2cSQx6d5hA

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-1-5-21-3406023954-474543476-3319432036-1000\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\3498136361 = "C:\\PROGRA~3\\msysutm.exe"	msiexec.exe

Blocklisted process makes network request 8 IoCs

Processes:

msiexec.exe

flow pid process

2 268 msiexec.exe
3 268 msiexec.exe
4 268 msiexec.exe
5 268 msiexec.exe
6 268 msiexec.exe
7 268 msiexec.exe
8 268 msiexec.exe
9 268 msiexec.exe
Disables taskbar notifications via registry modification
evasion
Drops file in Program Files directory 1 IoCs

Processes:

msiexec.exe

description ioc process

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

Processes:

28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exemsiexec.exe

pid process

992 28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe
268 msiexec.exe
268 msiexec.exe

flow	pid	process
2	268	msiexec.exe
3	268	msiexec.exe
4	268	msiexec.exe
5	268	msiexec.exe
6	268	msiexec.exe
7	268	msiexec.exe
8	268	msiexec.exe
9	268	msiexec.exe

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

Suspicious behavior: MapViewOfSection 26 IoCs

Processes:

28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exemsiexec.exe

pid	process
992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe
992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe
268	msiexec.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

msiexec.exe

pid process

268 msiexec.exe

pid	process
268	msiexec.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exemsiexec.exe

description	pid	process
Token: SeDebugPrivilege	992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe
Token: SeBackupPrivilege	992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe
Token: SeRestorePrivilege	992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe
Token: SeDebugPrivilege	268	msiexec.exe
Token: SeBackupPrivilege	268	msiexec.exe
Token: SeRestorePrivilege	268	msiexec.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe

description	pid	process	target process
PID 992 wrote to memory of 268	992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe	msiexec.exe
PID 992 wrote to memory of 268	992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe	msiexec.exe
PID 992 wrote to memory of 268	992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe	msiexec.exe
PID 992 wrote to memory of 268	992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe	msiexec.exe
PID 992 wrote to memory of 268	992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe	msiexec.exe
PID 992 wrote to memory of 268	992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe	msiexec.exe
PID 992 wrote to memory of 268	992	28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe
"C:\Users\Admin\AppData\Local\Temp\28680a384a4b10dc4bb357ef1ec988f989f15685eeee257262a047cff1285fd2.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:992

C:\Windows\SysWOW64\msiexec.exe
C:\Windows\SysWOW64\msiexec.exe
2⤵
- 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:268

Network

MITRE ATT&CK Enterprise 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

Bypass User Account Control

1

T1088

Disabling Security Tools

1

T1089

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/268-57-0x0000000000000000-mapping.dmp

Download
memory/268-60-0x0000000000590000-0x00000000005A4000-memory.dmp

Filesize
80KB

Download
memory/268-61-0x00000000000D0000-0x00000000000D5000-memory.dmp

Filesize
20KB

Download
memory/268-62-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/992-54-0x00000000767D1000-0x00000000767D3000-memory.dmp

Filesize
8KB

Download
memory/992-55-0x0000000001FC0000-0x0000000002055000-memory.dmp

Filesize
596KB

Download
memory/992-56-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/992-59-0x0000000001FC0000-0x0000000002055000-memory.dmp

Filesize
596KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads