89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70

General

Target

89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
Size

132KB
MD5

8fbd0e3b1bfe760ccea684bb57a20925
SHA1

fc13f1387decd0847d74f2fb6224606d53a2f680
SHA256

89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70
SHA512

24d78f251bcdf1a1b64ef4668558917e27646f29b93fd5b39e4ada622564f484190e882201225c57c949dcf0cc3dc514712bdbf826007d35fa7f94d074c07b48
SSDEEP

3072:2fS/Yyot4y6R2CMdH2AY3cUbtvhaDB3I41F:aSAy6JdmtvQhj

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-1-5-21-2292972927-2705560509-2768824231-1000\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\2722597457 = "C:\\PROGRA~3\\mssloa.exe"	msiexec.exe

Blocklisted process makes network request 18 IoCs

Processes:

msiexec.exe

flow	pid	process
2	1924	msiexec.exe
3	1924	msiexec.exe
4	1924	msiexec.exe
6	1924	msiexec.exe
7	1924	msiexec.exe
8	1924	msiexec.exe
9	1924	msiexec.exe
11	1924	msiexec.exe
13	1924	msiexec.exe
15	1924	msiexec.exe
16	1924	msiexec.exe
17	1924	msiexec.exe
18	1924	msiexec.exe
19	1924	msiexec.exe
20	1924	msiexec.exe
21	1924	msiexec.exe
22	1924	msiexec.exe
23	1924	msiexec.exe

Disables taskbar notifications via registry modification
evasion

Suspicious use of SetThreadContext 1 IoCs

Processes:

89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe

description	pid	process	target process
PID 900 set thread context of 1984	900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe

Drops file in Program Files directory 1 IoCs

Processes:

msiexec.exe

description ioc process

File opened for modification C:\PROGRA~3\mssloa.exe msiexec.exe

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

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exemsiexec.exe

pid	process
900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
1924	msiexec.exe
1924	msiexec.exe

Suspicious behavior: MapViewOfSection 25 IoCs

Processes:

89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exemsiexec.exe

pid	process
1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe
1924	msiexec.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

msiexec.exe

pid process

1924 msiexec.exe

pid	process
1924	msiexec.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exemsiexec.exe

description	pid	process
Token: SeDebugPrivilege	1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
Token: SeBackupPrivilege	1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
Token: SeRestorePrivilege	1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
Token: SeDebugPrivilege	1924	msiexec.exe
Token: SeBackupPrivilege	1924	msiexec.exe
Token: SeRestorePrivilege	1924	msiexec.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe

description	pid	process	target process
PID 900 wrote to memory of 1984	900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
PID 900 wrote to memory of 1984	900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
PID 900 wrote to memory of 1984	900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
PID 900 wrote to memory of 1984	900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
PID 900 wrote to memory of 1984	900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
PID 900 wrote to memory of 1984	900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
PID 900 wrote to memory of 1984	900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
PID 900 wrote to memory of 1984	900	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
PID 1984 wrote to memory of 1924	1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	msiexec.exe
PID 1984 wrote to memory of 1924	1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	msiexec.exe
PID 1984 wrote to memory of 1924	1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	msiexec.exe
PID 1984 wrote to memory of 1924	1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	msiexec.exe
PID 1984 wrote to memory of 1924	1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	msiexec.exe
PID 1984 wrote to memory of 1924	1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	msiexec.exe
PID 1984 wrote to memory of 1924	1984	89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
"C:\Users\Admin\AppData\Local\Temp\89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:900

C:\Users\Admin\AppData\Local\Temp\89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe
"C:\Users\Admin\AppData\Local\Temp\89191ecfbae8a86e2a48e0ebcbc35b43d99bcadfd72bab6f5325072dc6bf8b70.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1984

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:1924

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/900-60-0x0000000000220000-0x0000000000225000-memory.dmp

Filesize
20KB

Download
memory/1924-63-0x0000000000000000-mapping.dmp

Download
memory/1924-65-0x0000000000B40000-0x0000000000B54000-memory.dmp

Filesize
80KB

Download
memory/1924-66-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/1924-67-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/1984-54-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1984-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1984-56-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1984-59-0x00000000004016C3-mapping.dmp

Download
memory/1984-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1984-61-0x0000000075571000-0x0000000075573000-memory.dmp

Filesize
8KB

Download
memory/1984-62-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads