8b27833aaab6444ac102da2afe6b2b6ab9a9104263fc4f9e4e0ebaa7af106f0c

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
05/11/2023, 05:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe
Size

110KB
MD5

fdfaab7427b35dc8735d8a4e24189d80
SHA1

67c7e025812315666c5a429aea00460056742ae0
SHA256

8b27833aaab6444ac102da2afe6b2b6ab9a9104263fc4f9e4e0ebaa7af106f0c
SHA512

707d76a4f2b3fbc2e7a9fc332f1526b5b91a01028a5e0d095680fac309a163b35774fa77452eb3480bcd9931c244b023234332fb676c594e93b7607b10d48c7f
SSDEEP

1536:ELNIW39SaZTbFARlq7jC1OZstZu0TSVEdUJWTWd18f9:ELlbZTZX3BAtTSVEdUJWTWd18f9

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2692	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2916	guifx.exe

Loads dropped DLL 1 IoCs

pid	Process
2864	NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2864-0-0x0000000001030000-0x000000000104C000-memory.dmp	upx
behavioral1/files/0x000c0000000155fd-2.dat	upx
behavioral1/memory/2916-7-0x00000000000A0000-0x00000000000BC000-memory.dmp	upx
behavioral1/files/0x000c0000000155fd-5.dat	upx
behavioral1/memory/2864-8-0x0000000001030000-0x000000000104C000-memory.dmp	upx
behavioral1/memory/2864-9-0x0000000001030000-0x000000000104C000-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-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows\CurrentVersion\Run\Graphics = "\"C:\\ProgramData\\Graphics\\guifx.exe\" /run"	NEAS.fdfaab7427b35dc8735d8a4e24189d80_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 2864 wrote to memory of 2916	2864	NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe	28
PID 2864 wrote to memory of 2916	2864	NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe	28
PID 2864 wrote to memory of 2916	2864	NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe	28
PID 2864 wrote to memory of 2916	2864	NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe	28
PID 2864 wrote to memory of 2692	2864	NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe	31
PID 2864 wrote to memory of 2692	2864	NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe	31
PID 2864 wrote to memory of 2692	2864	NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe	31
PID 2864 wrote to memory of 2692	2864	NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe	31

C:\Users\Admin\AppData\Local\Temp\NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2864
- C:\ProgramData\Graphics\guifx.exe
  "C:\ProgramData\Graphics\guifx.exe" /run
  2⤵
  - Executes dropped EXE
  PID:2916
- C:\windows\SysWOW64\cmd.exe
  "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.fdfaab7427b35dc8735d8a4e24189d80_JC.exe" >> NUL
  2⤵
  - Deletes itself
  PID:2692

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

Loading Replay Monitor...

Downloads

C:\ProgramData\Graphics\guifx.exe

Filesize
110KB

MD5
aa4685f1d996f842f4de4d62a2e5c5d3

SHA1
11b15b0fdca5553cd57db63d7c032b3982341b2d

SHA256
a5b66e9309926ef2a38d65d727b160ce954fda953c61ed1b84c2e81fe054405c

SHA512
a6572706bfce0e368451d8ae8284f8ad6a7e91b79aedb70b325d6bad001016428992c00f532c5d59446d6c9d73dc4cb4f4ba50bb0645f3ba448b9a1c96392761

Download Submit
\ProgramData\Graphics\guifx.exe

Filesize
110KB

MD5
aa4685f1d996f842f4de4d62a2e5c5d3

SHA1
11b15b0fdca5553cd57db63d7c032b3982341b2d

SHA256
a5b66e9309926ef2a38d65d727b160ce954fda953c61ed1b84c2e81fe054405c

SHA512
a6572706bfce0e368451d8ae8284f8ad6a7e91b79aedb70b325d6bad001016428992c00f532c5d59446d6c9d73dc4cb4f4ba50bb0645f3ba448b9a1c96392761

Download Submit
memory/2864-0-0x0000000001030000-0x000000000104C000-memory.dmp

Filesize
112KB

Download
memory/2864-6-0x0000000000080000-0x000000000009C000-memory.dmp

Filesize
112KB

Download
memory/2864-8-0x0000000001030000-0x000000000104C000-memory.dmp

Filesize
112KB

Download
memory/2864-9-0x0000000001030000-0x000000000104C000-memory.dmp

Filesize
112KB

Download
memory/2916-7-0x00000000000A0000-0x00000000000BC000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads