13098be65821d757b194a060b7b8b0402d39653afa9c174d99228487dbe726ae

Analysis

max time kernel
120s
max time network
158s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
13/10/2023, 19:38

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General

Target

NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe
Size

110KB
MD5

13c1bc976ea06517dd06cc39b8457140
SHA1

6887d665a78ebf83d8e479b4369aa2f2e6cdd016
SHA256

13098be65821d757b194a060b7b8b0402d39653afa9c174d99228487dbe726ae
SHA512

3fd6555ac78e12ed7397ef14916c70ca237f746533fb09fee7391a0e541142dc64b3066e8dae0bc9b3416016295eb4dacca6821117a8552b94b216069f2dad85
SSDEEP

1536:ELNIW39SaZTbFARlq7jC1OZstZu0TSVEdUJWTWd18fZ:ELlbZTZX3BAtTSVEdUJWTWd18fZ

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2732	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2764	guifx.exe

Loads dropped DLL 1 IoCs

pid	Process
2748	NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2748-0-0x00000000001C0000-0x00000000001DC000-memory.dmp	upx
behavioral1/memory/2748-4-0x0000000000130000-0x000000000014C000-memory.dmp	upx
behavioral1/files/0x002f000000015dda-2.dat	upx
behavioral1/files/0x002f000000015dda-6.dat	upx
behavioral1/memory/2748-7-0x00000000001C0000-0x00000000001DC000-memory.dmp	upx
behavioral1/memory/2764-8-0x0000000000050000-0x000000000006C000-memory.dmp	upx
behavioral1/memory/2748-9-0x00000000001C0000-0x00000000001DC000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Windows\CurrentVersion\Run\Graphics = "\"C:\\ProgramData\\Graphics\\guifx.exe\" /run"	NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2764	2748	NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe	29
PID 2748 wrote to memory of 2764	2748	NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe	29
PID 2748 wrote to memory of 2764	2748	NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe	29
PID 2748 wrote to memory of 2764	2748	NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe	29
PID 2748 wrote to memory of 2732	2748	NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe	30
PID 2748 wrote to memory of 2732	2748	NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe	30
PID 2748 wrote to memory of 2732	2748	NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe	30
PID 2748 wrote to memory of 2732	2748	NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe	30

C:\Users\Admin\AppData\Local\Temp\NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2748
- C:\ProgramData\Graphics\guifx.exe
  "C:\ProgramData\Graphics\guifx.exe" /run
  2⤵
  - Executes dropped EXE
  PID:2764
- C:\windows\SysWOW64\cmd.exe
  "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.13c1bc976ea06517dd06cc39b8457140_JC.exe" >> NUL
  2⤵
  - Deletes itself
  PID:2732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Graphics\guifx.exe

Filesize
110KB

MD5
5132cab7ca10ea7fca4dcd6d7ecb6019

SHA1
170346895b0981bccd8dd37891b1d6069edc1292

SHA256
8ee03f6e968a54075e441315b7cf981c5823e2e252319bc3557e1ff940b2ad08

SHA512
b9459914ce33fe4e268b4b738f70374c88329a5b01d8542c593c1bd1c559a22aec5e8df18b2b1a10cf1c9f1ef3f8e3e301f031cc5d771156a6408f91934085e0

Download Submit
\ProgramData\Graphics\guifx.exe

Filesize
110KB

MD5
5132cab7ca10ea7fca4dcd6d7ecb6019

SHA1
170346895b0981bccd8dd37891b1d6069edc1292

SHA256
8ee03f6e968a54075e441315b7cf981c5823e2e252319bc3557e1ff940b2ad08

SHA512
b9459914ce33fe4e268b4b738f70374c88329a5b01d8542c593c1bd1c559a22aec5e8df18b2b1a10cf1c9f1ef3f8e3e301f031cc5d771156a6408f91934085e0

Download Submit
memory/2748-0-0x00000000001C0000-0x00000000001DC000-memory.dmp

Filesize
112KB

Download
memory/2748-4-0x0000000000130000-0x000000000014C000-memory.dmp

Filesize
112KB

Download
memory/2748-7-0x00000000001C0000-0x00000000001DC000-memory.dmp

Filesize
112KB

Download
memory/2748-9-0x00000000001C0000-0x00000000001DC000-memory.dmp

Filesize
112KB

Download
memory/2764-8-0x0000000000050000-0x000000000006C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads