60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215

General

Target
jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
Size 60KB
Sample260925-2w14ns1why
SHA256 60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215
MD5 3650864e80e00556354c0b97af8a385f
SHA1 5ace5cb32fddaab0a6ea0190166a3925d09347fe
SHA512 89f32aa85915b704f2bfe79f2530d49914edbc3264681fdc6f4ea623d4b60428ccc337080358628ac5ffc3395c96c94502e7955c19bcd4f5153b9fee4e60e58f
SSDEEP 1536:88CS0xGBMPF5Qte25Lw0FhwYh1ZuPLAO+Xw8/p5:88Cgo52hboNQwAp5
TLSH
T14B53B006E5C74992DE54CE3805E54EB9486269F629724EFE2FC0CFF8286E05CD4372C9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery execution

Malware Config

Signatures

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4836	rundll32.exe

Disables service(s) 3 TTPs
defense_evasion execution

Windows Service
T1543.003

Service Stop
T1489

Service Execution
T1569.002

Loads dropped DLL 1 IoCs

pid	Process
4836	rundll32.exe

Stops running service(s) 4 TTPs
defense_evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Drops file in System32 directory 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ksuser.dll	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
File created	C:\Windows\SysWOW64\dllcache\ksuser.dll	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
File created	C:\Windows\SysWOW64\YUmidimap.dll	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
File created	C:\Windows\SysWOW64\midimap.dll	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
File created	C:\Windows\SysWOW64\dllcache\midimap.dll	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
File created	C:\Windows\SysWOW64\sysapp17.dll	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
File created	C:\Windows\SysWOW64\YUksuser.dll	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4164	sc.exe
4160	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 2908	4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe	91
PID 4600 wrote to memory of 4160	4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe	92
PID 4600 wrote to memory of 4164	4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe	93
PID 4600 wrote to memory of 4836	4600	jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe	97
PID 2908 wrote to memory of 1792	2908	net.exe	98

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4600
- C:\Windows\SysWOW64\net.exe
  net stop cryptsvc
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2908
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop cryptsvc
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1792
- C:\Windows\SysWOW64\sc.exe
  sc config cryptsvc start= disabled
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:4160
- C:\Windows\SysWOW64\sc.exe
  sc delete cryptsvc
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:4164
- C:\Windows\SysWOW64\rundll32.exe
  C:\Users\Admin\AppData\Local\Temp\1790377004.dat, ServerMain c:\users\admin\appdata\local\temp\jaffacakes118_60a85208d2570a4cfcf21270941876a5f33645f78081d22afc59e0ec9d5f7215.exe
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4836

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:5152

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

System Services

2

T1569

Service Execution

2

T1569.002

Persistence

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Privilege Escalation

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

2

T1489

Replay Monitor

Loading Replay Monitor...

Downloads

1790377004.dat

Path C:\Users\Admin\AppData\Local\Temp\1790377004.dat
Size 31KB
SHA256 b141f1f16b75aabfaa687571b24ef0303d4c3cfa7d83ee7efdbee1a92823dcfe
MD5 a14cffaeafc4ba62bc7665ecd862be1d
SHA1 0112ee7038e67ffcd58c8b9878b2224a15b74217
SHA512 7392003d9c9f0814bfbf64522d394872e270e2f7b87a1da518f848f45044318edd80e4d2bced782c123572db17202513cb48ce0d2bc90304ed15cdd55df940c1
SSDEEP 768:qbJWA1CqWe0PamHQ267tM/AChqDERIEcw/:ckA1kPamM7tEhkYRIEcA
TLSH
T104E25B13BB4380B3D39B023875562FBECBBCA9301E56A4A5D71247CA5D706C3EA76243
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing