cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039

Analysis

max time kernel
33s
max time network
39s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19/09/2022, 08:09

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General

Target

cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe
Size

88KB
MD5

cac1d9d852caf13ad928c955d4be94f3
SHA1

da92506ebe13438d402cf3cd0fe33a7f1d7bb00c
SHA256

cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039
SHA512

270f40b546cd441ba570e8c027255976a36fd4da12fa0c6f2f5819d8e395873c9609f0608203aea7c88ad5e67659cbb83347772a50718ec209fe24ff72fdde89
SSDEEP

1536:etXjdOpMTqgcCs4G6XCo3Fkxr+CnXTK63u+Yo7TfM1+:eVj8JCPG6SoVkxyCnOyzYoXMs

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1260	shstat.exe

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1797FA89-9F3C-4f48-AF63-6BE35D25ADE4}	shstat.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1797FA89-9F3C-4f48-AF63-6BE35D25ADE4}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\shstat.exe"	shstat.exe

Deletes itself 1 IoCs

pid	Process
2036	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe
1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\monkey.dll	shstat.exe
File opened for modification	C:\Windows\monkey.dll	shstat.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 1260	1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe	27
PID 1488 wrote to memory of 1260	1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe	27
PID 1488 wrote to memory of 1260	1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe	27
PID 1488 wrote to memory of 1260	1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe	27
PID 1260 wrote to memory of 1272	1260	shstat.exe	29
PID 1260 wrote to memory of 1272	1260	shstat.exe	29
PID 1260 wrote to memory of 1272	1260	shstat.exe	29
PID 1260 wrote to memory of 1272	1260	shstat.exe	29
PID 1260 wrote to memory of 1272	1260	shstat.exe	29
PID 1260 wrote to memory of 1272	1260	shstat.exe	29
PID 1488 wrote to memory of 2036	1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe	28
PID 1488 wrote to memory of 2036	1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe	28
PID 1488 wrote to memory of 2036	1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe	28
PID 1488 wrote to memory of 2036	1488	cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe	28

C:\Users\Admin\AppData\Local\Temp\cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe
"C:\Users\Admin\AppData\Local\Temp\cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Users\Admin\AppData\Roaming\shstat.exe
  C:\Users\Admin\AppData\Roaming\shstat.exe
  2⤵
  - Executes dropped EXE
  - Modifies Installed Components in the registry
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:1260
- - \??\c:\program files\internet explorer\iexplore.exe
    "c:\program files\internet explorer\iexplore.exe" http://about:blank
    3⤵
    PID:1272
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\CABF51~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\shstat.exe

Filesize
88KB

MD5
cac1d9d852caf13ad928c955d4be94f3

SHA1
da92506ebe13438d402cf3cd0fe33a7f1d7bb00c

SHA256
cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039

SHA512
270f40b546cd441ba570e8c027255976a36fd4da12fa0c6f2f5819d8e395873c9609f0608203aea7c88ad5e67659cbb83347772a50718ec209fe24ff72fdde89

Download Submit
\Users\Admin\AppData\Roaming\shstat.exe

Filesize
88KB

MD5
cac1d9d852caf13ad928c955d4be94f3

SHA1
da92506ebe13438d402cf3cd0fe33a7f1d7bb00c

SHA256
cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039

SHA512
270f40b546cd441ba570e8c027255976a36fd4da12fa0c6f2f5819d8e395873c9609f0608203aea7c88ad5e67659cbb83347772a50718ec209fe24ff72fdde89

Download Submit
\Users\Admin\AppData\Roaming\shstat.exe

Filesize
88KB

MD5
cac1d9d852caf13ad928c955d4be94f3

SHA1
da92506ebe13438d402cf3cd0fe33a7f1d7bb00c

SHA256
cabf51798d1c32937f34d57e6fc736b5e8b5e27eb86b7b1042b212c577051039

SHA512
270f40b546cd441ba570e8c027255976a36fd4da12fa0c6f2f5819d8e395873c9609f0608203aea7c88ad5e67659cbb83347772a50718ec209fe24ff72fdde89

Download Submit