91a370ad9a1fd97ce3d2fa1732f026c3b9c5ad7ef80b310f92b65db41ea63268

General

Target

NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Size

395KB
MD5

b0d488ccf7300355a469d92244a5090a
SHA1

5d427a6894a822f46138282daa0acbf361a81303
SHA256

91a370ad9a1fd97ce3d2fa1732f026c3b9c5ad7ef80b310f92b65db41ea63268
SHA512

cbb8783e8a90a1dc4ba573f22a079e458a48b23f26b2347da17da2f941ff8ab49ff3332345bae8fe83551c02dec89263fd113c2ba34dcda2cda9f53dcb52ed36
SSDEEP

6144:gdspDeDrxkg/vrMuJIgwhEFHyOrJcX/Pgqwzm5IzkWjS4e4azExBKO1t4Kb70Nqx:G8kxNhOZElO5kkWjhD4AF

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4232	OLD.EXE

Modifies system executable filetype association 2 TTPs 3 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\odt\\HBI.EXE \"%1\" %*"	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	OLD.EXE

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HBI.EXE = "C:\\odt\\HBI.EXE"	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe

Enumerates connected drives 3 TTPs 17 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\O:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\S:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\T:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\Q:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\R:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\U:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\V:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\H:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\K:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\L:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\G:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\N:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\P:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\M:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\E:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\I:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
File opened (read-only)	\??\J:	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell\open\command	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell\open\command	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\odt\\HBI.EXE \"%1\" %*"	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\System Volume Information\\VXHCKO.EXE %1"	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell\open	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command\ = "C:\\System Volume Information\\VXHCKO.EXE \"%1\""	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "C:\\System Volume Information\\VXHCKO.EXE \"%1\""	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	OLD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell\open\command\ = "C:\\odt\\HBI.EXE %1"	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4232	OLD.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 4232	2860	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe	86
PID 2860 wrote to memory of 4232	2860	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe	86
PID 2860 wrote to memory of 4232	2860	NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe	86

C:\Users\Admin\AppData\Local\Temp\NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.b0d488ccf7300355a469d92244a5090aexe_JC.exe"
1⤵
- Modifies system executable filetype association
- Adds Run key to start application
- Enumerates connected drives
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2860
- C:\odt\OLD.EXE
  C:\odt\OLD.EXE
  2⤵
  - Executes dropped EXE
  - Modifies system executable filetype association
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  PID:4232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\odt\HBI.EXE

Filesize
395KB

MD5
5047225c2e7ad58a6b8b0e3bae2da11d

SHA1
9e5f6d0b7a4d9945fa8cb73bdd0cb94398f62bd2

SHA256
5c36db1480c2167ba0cb4d88ba2db7beec8b6ba4efeb7a522aeb0067e87caed9

SHA512
6c9285e7492592f93d861eecf1c0fbea85b52d78b049af20e437df2c89d3bfab6a15d4722632ec5cf7dc1f9724a3fb8b3d2e92ec51915f7ac111ab462289ab4a

Download Submit
C:\odt\OLD.EXE

Filesize
395KB

MD5
dc488fad24e40d6c51729e4b8201c72a

SHA1
6aa54717cb2af5597de18e8fb7437cab4bc8000b

SHA256
e0d873b6fd1f58726ded0993f042e12c2fcccd49b59ce82d4e913d1ea1b84f1a

SHA512
1e733329971f5d3c7f836ad7ddfe4feac1a6577a47ac4ed3e225826828ab96845680ae75833f72f4a326b95e87e9246cfbbbf49e4b94558ab7ec940e45196115

Download Submit
C:\odt\OLD.EXE

Filesize
395KB

MD5
dc488fad24e40d6c51729e4b8201c72a

SHA1
6aa54717cb2af5597de18e8fb7437cab4bc8000b

SHA256
e0d873b6fd1f58726ded0993f042e12c2fcccd49b59ce82d4e913d1ea1b84f1a

SHA512
1e733329971f5d3c7f836ad7ddfe4feac1a6577a47ac4ed3e225826828ab96845680ae75833f72f4a326b95e87e9246cfbbbf49e4b94558ab7ec940e45196115

Download Submit
memory/2860-0-0x00000000020C0000-0x00000000020C1000-memory.dmp

Filesize
4KB

Download
memory/4232-18-0x0000000000520000-0x0000000000521000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads