88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e

General

Target

88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe
Size

172KB
MD5

ecfa3d3c258f1efb61df9848d865ffff
SHA1

93290b217d946b3d04a78a5750bab3b1a785d778
SHA256

88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e
SHA512

9c6a579d43746a88657736a56e8c44b610a3c33505853d966d66eeb0f2c85bf3da141e704e7df0c89f3a9acd2ab01be984975db45405bc6329a2838b7766bb2e
SSDEEP

3072:MzLFlCb3NwJAewZFIBtcH//2J399KVpT:+LU3mJxw5f/2Jt9Kz

Score

10^/10

evasion persistence

Malware Config

Signatures

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

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	tptem.exe

Executes dropped EXE 1 IoCs

pid	Process
5044	tptem.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe

Adds Run key to start application 2 TTPs 17 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /p"	tptem.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /h"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /g"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /x"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /m"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /a"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /u"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /w"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /v"	tptem.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\	88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /n"	88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /j"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /z"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /r"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /q"	tptem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tptem = "C:\\Users\\Admin\\tptem.exe /o"	tptem.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
384	88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe
384	88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe
5044	tptem.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
384	88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe
5044	tptem.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 384 wrote to memory of 5044	384	88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe	81
PID 384 wrote to memory of 5044	384	88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe	81
PID 384 wrote to memory of 5044	384	88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe	81

C:\Users\Admin\AppData\Local\Temp\88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe
"C:\Users\Admin\AppData\Local\Temp\88ee10201f9de0dcd2ae332e70431316a05c5c5169a07b7f2b636b6e8ef7e96e.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:384
- C:\Users\Admin\tptem.exe
  "C:\Users\Admin\tptem.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:5044

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

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\tptem.exe

Filesize
172KB

MD5
03f2c4cd21a24edb4a5a25f688afe47e

SHA1
9a3b34f0c2a8e780c3cf547e17090fb9cf398af5

SHA256
92f349f9df81338f8822f43eb03a215f1de0d573bce18ccdcc57c50497fc6b64

SHA512
40b8cd9c5a86508ea472382bd7e643b0ac1702aa07539f2bf893bec1781b5e17dca5628391cf761c28e85e1bf3ba8443007c4e4e6e24a74e3d6ddae117df75eb

Download Submit
C:\Users\Admin\tptem.exe

Filesize
172KB

MD5
03f2c4cd21a24edb4a5a25f688afe47e

SHA1
9a3b34f0c2a8e780c3cf547e17090fb9cf398af5

SHA256
92f349f9df81338f8822f43eb03a215f1de0d573bce18ccdcc57c50497fc6b64

SHA512
40b8cd9c5a86508ea472382bd7e643b0ac1702aa07539f2bf893bec1781b5e17dca5628391cf761c28e85e1bf3ba8443007c4e4e6e24a74e3d6ddae117df75eb

Download Submit
memory/5044-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads