chaos | 0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886

General

Target

0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exe
Size

2.2MB
MD5

5b61e933fb4b526837a23637ff6bef7e
SHA1

34056a337b596b2bf2682df0ec1247b0ad14a972
SHA256

0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886
SHA512

2f7ec6cfac3a671334e900d59dd8cd7e66d8ce8ff61e71ac47d805f17e7ccc0ad2066e8c477a0597d318a6802b1a9e7fdcf1890ac08ba45b0cb8cfc938498ea0

Score

10^/10

chaos evasion ransomware spyware stealer

Malware Config

Signatures

Chaos
Ransomware family first seen in June 2021.
ransomware chaos

Chaos Ransomware 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\getbinomo.exe	family_chaos
C:\Users\Admin\AppData\Roaming\getbinomo.exe	family_chaos

Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490
Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
ransomware evasion

Inhibit System Recovery
T1490

Processes:

bcdedit.exebcdedit.exe

pid process

1052 bcdedit.exe
852 bcdedit.exe
Deletes backup catalog 3 TTPs 1 IoCs
Uses wbadmin.exe to inhibit system recovery.
ransomware

Command-Line Interface
T1059

File Deletion
T1107

Inhibit System Recovery
T1490

Processes:

wbadmin.exe

pid process

548 wbadmin.exe
Executes dropped EXE 1 IoCs

Processes:

getbinomo.exe

pid process

756 getbinomo.exe

pid	process
1052	bcdedit.exe
852	bcdedit.exe

pid	process
548	wbadmin.exe

pid	process
756	getbinomo.exe

Modifies extensions of user files 2 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

getbinomo.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\ExitRestore.png => C:\Users\Admin\Pictures\ExitRestore.png.terkunci	getbinomo.exe
File renamed	C:\Users\Admin\Pictures\InvokeGrant.raw => C:\Users\Admin\Pictures\InvokeGrant.raw.terkunci	getbinomo.exe

Drops startup file 3 IoCs

Processes:

getbinomo.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini	getbinomo.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\read_me.txt	getbinomo.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\getbinomo.url	getbinomo.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Drops desktop.ini file(s) 33 IoCs

Processes:

getbinomo.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\Desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Favorites\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Saved Games\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Public\Pictures\Sample Pictures\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Documents\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Favorites\Links for United States\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Public\Music\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Public\Music\Sample Music\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Public\Videos\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Downloads\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Favorites\Links\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\Desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Public\Pictures\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Music\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Searches\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Links\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Public\Videos\Sample Videos\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Accessibility\Desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Public\Documents\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Public\Desktop\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Contacts\desktop.ini	getbinomo.exe
File opened for modification	C:\Users\Admin\Videos\desktop.ini	getbinomo.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

getbinomo.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\o48niymyd.jpg"	getbinomo.exe

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

System Information Discovery
T1082
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Processes:

vssadmin.exe

pid process

1820 vssadmin.exe
Opens file in notepad (likely ransom note) 1 IoCs
ransomware

Processes:

NOTEPAD.EXE

pid process

208 NOTEPAD.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

getbinomo.exe

pid process

756 getbinomo.exe

pid	process
1820	vssadmin.exe

pid	process
208	NOTEPAD.EXE

pid	process
756	getbinomo.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exegetbinomo.exe

pid	process
1432	0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exe
1432	0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exe
1432	0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exe
756	getbinomo.exe
756	getbinomo.exe
756	getbinomo.exe
756	getbinomo.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

Processes:

0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exegetbinomo.exevssvc.exeWMIC.exewbengine.exe

description	pid	process
Token: SeDebugPrivilege	1432	0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exe
Token: SeDebugPrivilege	756	getbinomo.exe
Token: SeBackupPrivilege	1124	vssvc.exe
Token: SeRestorePrivilege	1124	vssvc.exe
Token: SeAuditPrivilege	1124	vssvc.exe
Token: SeIncreaseQuotaPrivilege	1664	WMIC.exe
Token: SeSecurityPrivilege	1664	WMIC.exe
Token: SeTakeOwnershipPrivilege	1664	WMIC.exe
Token: SeLoadDriverPrivilege	1664	WMIC.exe
Token: SeSystemProfilePrivilege	1664	WMIC.exe
Token: SeSystemtimePrivilege	1664	WMIC.exe
Token: SeProfSingleProcessPrivilege	1664	WMIC.exe
Token: SeIncBasePriorityPrivilege	1664	WMIC.exe
Token: SeCreatePagefilePrivilege	1664	WMIC.exe
Token: SeBackupPrivilege	1664	WMIC.exe
Token: SeRestorePrivilege	1664	WMIC.exe
Token: SeShutdownPrivilege	1664	WMIC.exe
Token: SeDebugPrivilege	1664	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1664	WMIC.exe
Token: SeRemoteShutdownPrivilege	1664	WMIC.exe
Token: SeUndockPrivilege	1664	WMIC.exe
Token: SeManageVolumePrivilege	1664	WMIC.exe
Token: 33	1664	WMIC.exe
Token: 34	1664	WMIC.exe
Token: 35	1664	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1664	WMIC.exe
Token: SeSecurityPrivilege	1664	WMIC.exe
Token: SeTakeOwnershipPrivilege	1664	WMIC.exe
Token: SeLoadDriverPrivilege	1664	WMIC.exe
Token: SeSystemProfilePrivilege	1664	WMIC.exe
Token: SeSystemtimePrivilege	1664	WMIC.exe
Token: SeProfSingleProcessPrivilege	1664	WMIC.exe
Token: SeIncBasePriorityPrivilege	1664	WMIC.exe
Token: SeCreatePagefilePrivilege	1664	WMIC.exe
Token: SeBackupPrivilege	1664	WMIC.exe
Token: SeRestorePrivilege	1664	WMIC.exe
Token: SeShutdownPrivilege	1664	WMIC.exe
Token: SeDebugPrivilege	1664	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1664	WMIC.exe
Token: SeRemoteShutdownPrivilege	1664	WMIC.exe
Token: SeUndockPrivilege	1664	WMIC.exe
Token: SeManageVolumePrivilege	1664	WMIC.exe
Token: 33	1664	WMIC.exe
Token: 34	1664	WMIC.exe
Token: 35	1664	WMIC.exe
Token: SeBackupPrivilege	1700	wbengine.exe
Token: SeRestorePrivilege	1700	wbengine.exe
Token: SeSecurityPrivilege	1700	wbengine.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exegetbinomo.execmd.execmd.execmd.exe

description	pid	process	target process
PID 1432 wrote to memory of 756	1432	0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exe	getbinomo.exe
PID 1432 wrote to memory of 756	1432	0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exe	getbinomo.exe
PID 1432 wrote to memory of 756	1432	0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exe	getbinomo.exe
PID 756 wrote to memory of 564	756	getbinomo.exe	cmd.exe
PID 756 wrote to memory of 564	756	getbinomo.exe	cmd.exe
PID 756 wrote to memory of 564	756	getbinomo.exe	cmd.exe
PID 564 wrote to memory of 1820	564	cmd.exe	vssadmin.exe
PID 564 wrote to memory of 1820	564	cmd.exe	vssadmin.exe
PID 564 wrote to memory of 1820	564	cmd.exe	vssadmin.exe
PID 564 wrote to memory of 1664	564	cmd.exe	WMIC.exe
PID 564 wrote to memory of 1664	564	cmd.exe	WMIC.exe
PID 564 wrote to memory of 1664	564	cmd.exe	WMIC.exe
PID 756 wrote to memory of 856	756	getbinomo.exe	cmd.exe
PID 756 wrote to memory of 856	756	getbinomo.exe	cmd.exe
PID 756 wrote to memory of 856	756	getbinomo.exe	cmd.exe
PID 856 wrote to memory of 1052	856	cmd.exe	bcdedit.exe
PID 856 wrote to memory of 1052	856	cmd.exe	bcdedit.exe
PID 856 wrote to memory of 1052	856	cmd.exe	bcdedit.exe
PID 856 wrote to memory of 852	856	cmd.exe	bcdedit.exe
PID 856 wrote to memory of 852	856	cmd.exe	bcdedit.exe
PID 856 wrote to memory of 852	856	cmd.exe	bcdedit.exe
PID 756 wrote to memory of 580	756	getbinomo.exe	cmd.exe
PID 756 wrote to memory of 580	756	getbinomo.exe	cmd.exe
PID 756 wrote to memory of 580	756	getbinomo.exe	cmd.exe
PID 580 wrote to memory of 548	580	cmd.exe	wbadmin.exe
PID 580 wrote to memory of 548	580	cmd.exe	wbadmin.exe
PID 580 wrote to memory of 548	580	cmd.exe	wbadmin.exe
PID 756 wrote to memory of 208	756	getbinomo.exe	NOTEPAD.EXE
PID 756 wrote to memory of 208	756	getbinomo.exe	NOTEPAD.EXE
PID 756 wrote to memory of 208	756	getbinomo.exe	NOTEPAD.EXE

C:\Users\Admin\AppData\Local\Temp\0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exe
"C:\Users\Admin\AppData\Local\Temp\0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1432

C:\Users\Admin\AppData\Roaming\getbinomo.exe
"C:\Users\Admin\AppData\Roaming\getbinomo.exe"
2⤵
- Executes dropped EXE
- Modifies extensions of user files
- Drops startup file
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:756

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete
3⤵
- Suspicious use of WriteProcessMemory
PID:564

C:\Windows\system32\vssadmin.exe
vssadmin delete shadows /all /quiet
4⤵
- Interacts with shadow copies
PID:1820

C:\Windows\System32\Wbem\WMIC.exe
wmic shadowcopy delete
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:1664

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no
3⤵
- Suspicious use of WriteProcessMemory
PID:856

C:\Windows\system32\bcdedit.exe
bcdedit /set {default} bootstatuspolicy ignoreallfailures
4⤵
- Modifies boot configuration data using bcdedit
PID:1052

C:\Windows\system32\bcdedit.exe
bcdedit /set {default} recoveryenabled no
4⤵
- Modifies boot configuration data using bcdedit
PID:852

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet
3⤵
- Suspicious use of WriteProcessMemory
PID:580

C:\Windows\system32\wbadmin.exe
wbadmin delete catalog -quiet
4⤵
- Deletes backup catalog
PID:548

C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\read_me.txt
3⤵
- Opens file in notepad (likely ransom note)
PID:208

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1124

C:\Windows\system32\wbengine.exe
"C:\Windows\system32\wbengine.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1700

C:\Windows\System32\vdsldr.exe
C:\Windows\System32\vdsldr.exe -Embedding
1⤵
PID:1156

C:\Windows\System32\vds.exe
C:\Windows\System32\vds.exe
1⤵
PID:1660

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

File Deletion

3

T1107

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

4

T1490

Defacement

1

T1491

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Downloads

C:\Users\Admin\AppData\Roaming\getbinomo.exe
MD5
5b61e933fb4b526837a23637ff6bef7e

SHA1
34056a337b596b2bf2682df0ec1247b0ad14a972

SHA256
0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886

SHA512
2f7ec6cfac3a671334e900d59dd8cd7e66d8ce8ff61e71ac47d805f17e7ccc0ad2066e8c477a0597d318a6802b1a9e7fdcf1890ac08ba45b0cb8cfc938498ea0

Download Submit
C:\Users\Admin\AppData\Roaming\getbinomo.exe
MD5
5b61e933fb4b526837a23637ff6bef7e

SHA1
34056a337b596b2bf2682df0ec1247b0ad14a972

SHA256
0d683d2e4fa69e5a5780ffcec285131df7d3467d0f5483ad7d1e918160817886

SHA512
2f7ec6cfac3a671334e900d59dd8cd7e66d8ce8ff61e71ac47d805f17e7ccc0ad2066e8c477a0597d318a6802b1a9e7fdcf1890ac08ba45b0cb8cfc938498ea0

Download Submit
C:\Users\Admin\AppData\Roaming\read_me.txt
MD5
d8dd22720a31e4da09a7ba0ef4ce91d5

SHA1
b1cd6b79bd73cceb9723d14a4b49be46d7354f00

SHA256
eea8683b94ed210cee610259d1ef2ae07859b09c80d79c789cd1e6e3e17c14ee

SHA512
e2abee9d3c760df8210a79f98bc6c67818cf9d1298acfaa986d6f3c2f50f6841603880c31adce7123c22fb93c6eb5ac02085ce34be3335c8d487f9694032d31f

Download Submit
memory/208-70-0x0000000000000000-mapping.dmp

Download
memory/548-69-0x000007FEFBFD1000-0x000007FEFBFD3000-memory.dmp

Filesize
8KB

Download
memory/548-68-0x0000000000000000-mapping.dmp

Download
memory/564-61-0x0000000000000000-mapping.dmp

Download
memory/580-67-0x0000000000000000-mapping.dmp

Download
memory/756-58-0x0000000001110000-0x0000000001111000-memory.dmp

Filesize
4KB

Download
memory/756-60-0x0000000000B40000-0x0000000000B42000-memory.dmp

Filesize
8KB

Download
memory/756-55-0x0000000000000000-mapping.dmp

Download
memory/852-66-0x0000000000000000-mapping.dmp

Download
memory/856-64-0x0000000000000000-mapping.dmp

Download
memory/1052-65-0x0000000000000000-mapping.dmp

Download
memory/1432-53-0x0000000001200000-0x0000000001201000-memory.dmp

Filesize
4KB

Download
memory/1664-63-0x0000000000000000-mapping.dmp

Download
memory/1820-62-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads