18506bc8d06f2725dbb4fe42c5fd145d7195e0b72a944c25d700c7980ddb4fcd

General

Target

8859090123e9d075b9e041a8af231790_JaffaCakes118.exe
Size

68KB
MD5

8859090123e9d075b9e041a8af231790
SHA1

94951baa948e4bb1c701c8c1931116f7a808336a
SHA256

18506bc8d06f2725dbb4fe42c5fd145d7195e0b72a944c25d700c7980ddb4fcd
SHA512

35c6d4568c24a459618b248cbc56998eb822989e00474437a410563c1eb76cd7c3fefb57af21e166b6b9ec60bfeef576efb1569860d0eea3de6c86a212d124b6
SSDEEP

1536:esX/JKnsaLFgY0cyIPuwgcKOUeZQxQJzGve+i91I:HcnsiFgY/2DcntZSs5x91I

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2124-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx
behavioral1/memory/2124-12-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ftp.exe	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dllcache\ftp.exe	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\microsoft\backup.ftp	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\microsoft\backup.ftp	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2124 set thread context of 1852	2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe	30

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\pchealth\helpctr\binaries\VTkMgr.exe	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe
File opened for modification	C:\Windows\pchealth\helpctr\binaries\VTkMgr.exe	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1852	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe
1852	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1852	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 1852	2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe	30
PID 2124 wrote to memory of 1852	2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe	30
PID 2124 wrote to memory of 1852	2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe	30
PID 2124 wrote to memory of 1852	2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe	30
PID 2124 wrote to memory of 1852	2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe	30
PID 2124 wrote to memory of 1852	2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe	30
PID 2124 wrote to memory of 1852	2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe	30
PID 2124 wrote to memory of 1852	2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe	30
PID 2124 wrote to memory of 1852	2124	8859090123e9d075b9e041a8af231790_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\8859090123e9d075b9e041a8af231790_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8859090123e9d075b9e041a8af231790_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\8859090123e9d075b9e041a8af231790_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\8859090123e9d075b9e041a8af231790_JaffaCakes118.exe"
  2⤵
  - Drops file in System32 directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1852-25-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-23-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-4-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1852-8-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-10-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-17-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-13-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-14-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-15-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-30-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-28-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-21-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-20-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-19-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-22-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-29-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-24-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-18-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-26-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1852-27-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2124-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2124-3-0x00000000002E0000-0x0000000000308000-memory.dmp

Filesize
160KB

Download
memory/2124-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download

Analysis

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