04769a28278f5870a006aa5c5d845a6c8697e8c7ecff8eeccc58749259a7c690

General

Target

b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
Size

424KB
MD5

b291ef5817dc6b01a9f04fe923bf62d4
SHA1

54b0449200e1cc4cd5aea6555ea8b8640d8cc1a9
SHA256

04769a28278f5870a006aa5c5d845a6c8697e8c7ecff8eeccc58749259a7c690
SHA512

ecdf9c359cac84458f4ca6a39a7dbdb2453cdbf981bba790d71d169841efb270dc61d5eca45bd7e51cdbdb6e3dc6263210e482157e0c61dba4b0f9c08c091096
SSDEEP

12288:cqdyTcjd3E5bOdCltrQ02svb8KRgL622T:XdckREVIQQrCs62

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
776	Hacker.com.cn.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Hacker.com.cn.exe	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
File created	C:\Windows\uninstal.bat	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
File created	C:\Windows\Hacker.com.cn.exe	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4636	1196	WerFault.exe	83
3204	776	WerFault.exe	90

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	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Hacker.com.cn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	Hacker.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	Hacker.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	Hacker.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Hacker.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	Hacker.com.cn.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1196	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
1196	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
1196	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
1196	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
776	Hacker.com.cn.exe
776	Hacker.com.cn.exe
776	Hacker.com.cn.exe
776	Hacker.com.cn.exe
776	Hacker.com.cn.exe
776	Hacker.com.cn.exe
776	Hacker.com.cn.exe
776	Hacker.com.cn.exe
776	Hacker.com.cn.exe
776	Hacker.com.cn.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1196	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	776	Hacker.com.cn.exe
Token: SeDebugPrivilege	776	Hacker.com.cn.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1196	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
776	Hacker.com.cn.exe
776	Hacker.com.cn.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 776 wrote to memory of 4760	776	Hacker.com.cn.exe	93
PID 776 wrote to memory of 4760	776	Hacker.com.cn.exe	93
PID 1196 wrote to memory of 4176	1196	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe	94
PID 1196 wrote to memory of 4176	1196	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe	94
PID 1196 wrote to memory of 4176	1196	b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe	94

C:\Users\Admin\AppData\Local\Temp\b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b291ef5817dc6b01a9f04fe923bf62d4_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1196 -s 220
  2⤵
  - Program crash
  PID:4636
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\uninstal.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1196 -ip 1196
1⤵
PID:1044

C:\Windows\Hacker.com.cn.exe
C:\Windows\Hacker.com.cn.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:776
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 776 -s 216
  2⤵
  - Program crash
  PID:3204
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
  2⤵
  PID:4760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 776 -ip 776
1⤵
PID:2240

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

C:\Windows\Hacker.com.cn.exe

Filesize
424KB

MD5
b291ef5817dc6b01a9f04fe923bf62d4

SHA1
54b0449200e1cc4cd5aea6555ea8b8640d8cc1a9

SHA256
04769a28278f5870a006aa5c5d845a6c8697e8c7ecff8eeccc58749259a7c690

SHA512
ecdf9c359cac84458f4ca6a39a7dbdb2453cdbf981bba790d71d169841efb270dc61d5eca45bd7e51cdbdb6e3dc6263210e482157e0c61dba4b0f9c08c091096

Download Submit
C:\Windows\uninstal.bat

Filesize
218B

MD5
7350ea1dc0a7e17741aa273a074d31d6

SHA1
410ac0ec915e5f722cbe6490f776cd6b372acac4

SHA256
3250b72f5a8f7ce571a3bf4a020882ca9997ce5663860c5d49cda50e991225d6

SHA512
46a5686bbd961631a236d00f3e8bb458799d00753c421f0c64d5800aa5a1e1269ab7c9f64f1e34fd1b57a73131808cea2362b297bb995cf28a329da0cdac0d7c

Download Submit
memory/776-5-0x0000000001230000-0x0000000001231000-memory.dmp

Filesize
4KB

Download
memory/776-11-0x0000000001230000-0x0000000001231000-memory.dmp

Filesize
4KB

Download
memory/776-10-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/776-15-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/1196-0-0x0000000002130000-0x0000000002131000-memory.dmp

Filesize
4KB

Download
memory/1196-8-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download

Analysis

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