86c989534785cd8af2b858d14d551784abf32a1f91ad9b9fbf43da67f7329ca5

General

Target

dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
Size

16KB
MD5

dece8e327ece0f240afdbcef1456345b
SHA1

0e6c07f684c83120d150c1a72fb46a71b0f90e55
SHA256

86c989534785cd8af2b858d14d551784abf32a1f91ad9b9fbf43da67f7329ca5
SHA512

06fea16c324e13d22daeb3c270bb16d0dfe9392c5fd1d819e259f466530030c09e2fe31ac1087a012fd1b4b315d4dfbb34bd453ebd3594830308f17ec61c59e6
SSDEEP

384:j7Ho1zZtx6RxPQNZ8uPClPMHGdRyfl+CN72mTH3Q4:cdtuHTYGdRyfQk71TXR

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Drivers\beep.sys	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Drivers\beep.sys	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2552	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2712	MyLoverMain.exe

Loads dropped DLL 2 IoCs

pid	Process
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1976-0-0x0000000000160000-0x000000000016B000-memory.dmp	upx
behavioral1/memory/1976-13-0x0000000000160000-0x000000000016B000-memory.dmp	upx
behavioral1/files/0x00070000000169f5-14.dat	upx
behavioral1/memory/2712-15-0x0000000000160000-0x000000000016B000-memory.dmp	upx
behavioral1/memory/2712-30-0x0000000000160000-0x000000000016B000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\me.bat	attrib.exe
File created	C:\Windows\SysWOW64\me.bat	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe

Drops file in Windows directory 8 IoCs

description	ioc	Process
File created	C:\Windows\MyLover\kaka.bat	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
File created	C:\Windows\MyLover\MyLoverDll.dat	MyLoverMain.exe
File opened for modification	C:\Windows\MyLover\MyLoverSYS.dat	MyLoverMain.exe
File opened for modification	C:\Windows\MyLover\MyLoverDll.dat	MyLoverMain.exe
File created	C:\Windows\MyLover\MyLoverDll.dat	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
File created	C:\Windows\MyLover\MyLoverSYS.dat	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
File opened for modification	C:\Windows\MyLover\MyLoverDll.dat	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
File opened for modification	C:\Windows\MyLover\MyLoverSYS.dat	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 8 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	MyLoverMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NET.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NET.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 41 IoCs

pid	Process
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
2712	MyLoverMain.exe
2712	MyLoverMain.exe
2712	MyLoverMain.exe
2712	MyLoverMain.exe
2712	MyLoverMain.exe
2712	MyLoverMain.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
476	Process not Found

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
Token: SeDebugPrivilege	2712	MyLoverMain.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 2636	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	30
PID 1976 wrote to memory of 2636	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	30
PID 1976 wrote to memory of 2636	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	30
PID 1976 wrote to memory of 2636	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	30
PID 2636 wrote to memory of 2776	2636	NET.exe	32
PID 2636 wrote to memory of 2776	2636	NET.exe	32
PID 2636 wrote to memory of 2776	2636	NET.exe	32
PID 2636 wrote to memory of 2776	2636	NET.exe	32
PID 1976 wrote to memory of 2884	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	33
PID 1976 wrote to memory of 2884	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	33
PID 1976 wrote to memory of 2884	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	33
PID 1976 wrote to memory of 2884	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	33
PID 2884 wrote to memory of 2880	2884	NET.exe	35
PID 2884 wrote to memory of 2880	2884	NET.exe	35
PID 2884 wrote to memory of 2880	2884	NET.exe	35
PID 2884 wrote to memory of 2880	2884	NET.exe	35
PID 2712 wrote to memory of 592	2712	MyLoverMain.exe	9
PID 1976 wrote to memory of 2552	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	37
PID 1976 wrote to memory of 2552	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	37
PID 1976 wrote to memory of 2552	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	37
PID 1976 wrote to memory of 2552	1976	dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe	37
PID 2552 wrote to memory of 2952	2552	cmd.exe	39
PID 2552 wrote to memory of 2952	2552	cmd.exe	39
PID 2552 wrote to memory of 2952	2552	cmd.exe	39
PID 2552 wrote to memory of 2952	2552	cmd.exe	39

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2952	attrib.exe

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch
1⤵
PID:592

C:\Users\Admin\AppData\Local\Temp\dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dece8e327ece0f240afdbcef1456345b_JaffaCakes118.exe"
1⤵
- Drops file in Drivers directory
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\NET.exe
  NET STOP Beep
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2636
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 STOP Beep
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2776
- C:\Windows\SysWOW64\NET.exe
  NET START Beep
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2884
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 START Beep
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2880
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\me.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Windows\SysWOW64\attrib.exe
    attrib -h -s -r -a C:\Windows\system32\me.bat
    3⤵
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2952

C:\Windows\MyLover\MyLoverMain.exe
C:\Windows\MyLover\MyLoverMain.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

1

T1564

Hidden Files and Directories

1

T1564.001

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

C:\Windows\MyLover\MyLoverMain.exe

Filesize
16KB

MD5
dece8e327ece0f240afdbcef1456345b

SHA1
0e6c07f684c83120d150c1a72fb46a71b0f90e55

SHA256
86c989534785cd8af2b858d14d551784abf32a1f91ad9b9fbf43da67f7329ca5

SHA512
06fea16c324e13d22daeb3c270bb16d0dfe9392c5fd1d819e259f466530030c09e2fe31ac1087a012fd1b4b315d4dfbb34bd453ebd3594830308f17ec61c59e6

Download Submit
C:\Windows\MyLover\MyLoverSYS.dat

Filesize
4KB

MD5
3bbf4bbec9e7720a9a53c8911dfa3aab

SHA1
f50695daf4f0b366b12e9c065519295d03cf6d3f

SHA256
c0bed2920e25a28af51029d5deaafff82d0955f8bd8e7ea21d2bdbd3e177c7c0

SHA512
b9263452daa0247d8c9f75cdc1b837a56d526804d9c559e2790c78371307f9e3d0ec9a584d8463acd02d57ce75f523e3c2e4dab2a4d4e2ed0e0ddd22d335fb36

Download Submit
C:\Windows\SysWOW64\me.bat

Filesize
151B

MD5
af1819d02253eb07879565c52c99b6b0

SHA1
68ad70fba4ba1ad46e135f2a157e915b5ee9baa2

SHA256
ec7e9f0327a1f9d949038f1a129a0228ea5fb652e7247df0fef9ea1234fb735c

SHA512
979b31ac7297a6dacdb6d6fe1de0794a3647b7f96214b0fc66365b42d33b1fabc9f3395ed32527c68de44dc54fdaacbfd983dc6077391201cb868efa0b947c1c

Download Submit
\Windows\MyLover\MyLoverDll.dat

Filesize
11KB

MD5
f502f7533e37157b70d6871ef93bc65d

SHA1
a2b7b7cefa310c41018371147ba64c2deb53e0c3

SHA256
55c96bbe5490b47a82b7dda9dd751c137fec4aa39dbd5ec01c29c5ca1685019c

SHA512
272872e7022cfba8448a0cbaef5473db3d949c2eeff0521c870045190f12f8641b37bae26170916eb117887f15f4c169fc0e1c7443e1a58db6203fb44a3bc24a

Download Submit
memory/592-27-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/1976-0-0x0000000000160000-0x000000000016B000-memory.dmp

Filesize
44KB

Download
memory/1976-13-0x0000000000160000-0x000000000016B000-memory.dmp

Filesize
44KB

Download
memory/1976-12-0x0000000000162000-0x0000000000163000-memory.dmp

Filesize
4KB

Download
memory/2712-15-0x0000000000160000-0x000000000016B000-memory.dmp

Filesize
44KB

Download
memory/2712-30-0x0000000000160000-0x000000000016B000-memory.dmp

Filesize
44KB

Download

Analysis

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