df7586816b518bc570a88354c44fbf71db112aea620c50d0328acd2fda1f817b

General

Target

JaffaCakes118_9821199ae69c92bc5e5d746a971db598.exe
Size

595KB
MD5

9821199ae69c92bc5e5d746a971db598
SHA1

1b3dc8bb0bac9cb2d1674daedcd36f161607775e
SHA256

df7586816b518bc570a88354c44fbf71db112aea620c50d0328acd2fda1f817b
SHA512

56889c59018f5c8d2604b1fa34ea6b3ae41fcb303437c72c31d2736e98b6b00b1d89b536707acfe934b0b1ed465f64001d1ce8fe8b2df5a9d34f99e08c479fae
SSDEEP

3072:bNqOW8BHQKkPc1PjuV6GQ5PcND6Tzl1Do1G/Fev:ZqDaRk4PjuV6t5PcN+fl1DGG/F

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-70482961-775596374-3727440602-1000\Control Panel\International\Geo\Nation	JaffaCakes118_9821199ae69c92bc5e5d746a971db598.exe

Executes dropped EXE 2 IoCs

pid	Process
4952	usteoelvb.exe
2124	winmgt.exe

Drops file in System32 directory 23 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe	usteoelvb.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File created	C:\Windows\SysWOW64\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe\winmgt.exe	winmgt.exe
File opened for modification	C:\Windows\SysWOW64\winmgt.exe	usteoelvb.exe
File created	C:\Windows\SysWOW64\winmgt.exe	winmgt.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2368	2124	WerFault.exe	87
3616	2124	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 3 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	JaffaCakes118_9821199ae69c92bc5e5d746a971db598.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	usteoelvb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winmgt.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4952	usteoelvb.exe
4952	usteoelvb.exe
2124	winmgt.exe
2124	winmgt.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 4952	2296	JaffaCakes118_9821199ae69c92bc5e5d746a971db598.exe	85
PID 2296 wrote to memory of 4952	2296	JaffaCakes118_9821199ae69c92bc5e5d746a971db598.exe	85
PID 2296 wrote to memory of 4952	2296	JaffaCakes118_9821199ae69c92bc5e5d746a971db598.exe	85
PID 4952 wrote to memory of 2124	4952	usteoelvb.exe	87
PID 4952 wrote to memory of 2124	4952	usteoelvb.exe	87
PID 4952 wrote to memory of 2124	4952	usteoelvb.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9821199ae69c92bc5e5d746a971db598.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9821199ae69c92bc5e5d746a971db598.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Users\Admin\AppData\Local\Temp\usteoelvb.exe
  "C:\Users\Admin\AppData\Local\Temp\usteoelvb.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4952
- - C:\Windows\SysWOW64\winmgt.exe
    C:\Windows\system32\winmgt.exe
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2124
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 940
      4⤵
      Program crash
      PID:2368
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 752
      4⤵
      Program crash
      PID:3616

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2124 -ip 2124
1⤵
PID:4548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2124 -ip 2124
1⤵
PID:4784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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

C:\Users\Admin\AppData\Local\Temp\usteoelvb.exe

Filesize
81KB

MD5
b55e248817a587b691dece2d877372a5

SHA1
1dc6c3e8c7f6fbeb5798b49cb340a02dc83f55d1

SHA256
a9743a215c02643f45fe1cafa5c2a116b7396c2dd2b4c37f15d2b2b31de8a8da

SHA512
6aa95061bdad4c24e2e5c73c1b07e9bcee8434bb7fe0e164470d5353fdde258f91459a326cb23a5f7f3ee6f07fd1fa1b43da20784a39f6679c2d074760b769ec

Download Submit
memory/2124-19-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2296-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4952-10-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/4952-17-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download

Analysis

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