8071c85be5b5562159540c70f7b0f6ffa0e6cd183ea9b56a41aa5cd66c9296fc

General

Target

c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe
Size

78KB
MD5

c10ae968fbd562db6384efc6f87da6d6
SHA1

7c48cdb4a1430a7d409ceb558cbe24f41eeb4d9f
SHA256

8071c85be5b5562159540c70f7b0f6ffa0e6cd183ea9b56a41aa5cd66c9296fc
SHA512

561cda03eca2bf62cd68823c0f1439010f7b99b96b1da719105ba517f627876190d39304f9a3d7574d5fd804cd2173bdf5ddd76ee2dba91e611c3fff724ca2e8
SSDEEP

1536:ClysZrJCrI5OC9C2ycs2P6wVm3xtDrPqL5tUrKLctdu6pPa6mGJtAz:ClysaI5/dycspwVqtDLqNtAOa44aa8z

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2732	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1644	Antiwyubu.exe

Loads dropped DLL 2 IoCs

pid	Process
2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe
2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe

VMProtect packed file 6 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/memory/2544-0-0x0000000000400000-0x0000000000423000-memory.dmp	vmprotect
behavioral1/memory/2544-1-0x0000000000400000-0x0000000000423000-memory.dmp	vmprotect
behavioral1/files/0x00080000000120fd-11.dat	vmprotect
behavioral1/memory/1644-12-0x0000000000400000-0x0000000000423000-memory.dmp	vmprotect
behavioral1/memory/2544-15-0x0000000000400000-0x0000000000423000-memory.dmp	vmprotect
behavioral1/memory/1644-14-0x0000000000400000-0x0000000000423000-memory.dmp	vmprotect

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Antiwyubu.exe	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Antiwyubu.exe	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Antiwyubu.exe	Antiwyubu.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe
1644	Antiwyubu.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Antiwyubu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1644	Antiwyubu.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 1644	2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe	29
PID 2544 wrote to memory of 1644	2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe	29
PID 2544 wrote to memory of 1644	2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe	29
PID 2544 wrote to memory of 1644	2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe	29
PID 1644 wrote to memory of 2712	1644	Antiwyubu.exe	31
PID 1644 wrote to memory of 2712	1644	Antiwyubu.exe	31
PID 1644 wrote to memory of 2712	1644	Antiwyubu.exe	31
PID 1644 wrote to memory of 2712	1644	Antiwyubu.exe	31
PID 2544 wrote to memory of 2732	2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe	30
PID 2544 wrote to memory of 2732	2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe	30
PID 2544 wrote to memory of 2732	2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe	30
PID 2544 wrote to memory of 2732	2544	c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c10ae968fbd562db6384efc6f87da6d6_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\Antiwyubu.exe
  "C:\Windows\system32\Antiwyubu.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /C del C:\Windows\SysWOW64\ANTIWY~1.EXE > nul
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2712
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /C del C:\Users\Admin\AppData\Local\Temp\C10AE9~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

C:\Windows\SysWOW64\Antiwyubu.exe

Filesize
78KB

MD5
c10ae968fbd562db6384efc6f87da6d6

SHA1
7c48cdb4a1430a7d409ceb558cbe24f41eeb4d9f

SHA256
8071c85be5b5562159540c70f7b0f6ffa0e6cd183ea9b56a41aa5cd66c9296fc

SHA512
561cda03eca2bf62cd68823c0f1439010f7b99b96b1da719105ba517f627876190d39304f9a3d7574d5fd804cd2173bdf5ddd76ee2dba91e611c3fff724ca2e8

Download Submit
memory/1644-12-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1644-14-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2544-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2544-1-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2544-10-0x00000000002B0000-0x00000000002D3000-memory.dmp

Filesize
140KB

Download
memory/2544-15-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download

Analysis

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