6a12a3379a5dd7ecd513993e7fb3d2c4d8ff64f4e879c9dc84e86866b7362238

Analysis

max time kernel
147s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28/09/2024, 10:41

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General

Target

fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe
Size

118KB
MD5

fc1f83cc71b05b246c6866138e9e19ec
SHA1

6c43d2ce3201d52359a6f584c17761c32e807430
SHA256

6a12a3379a5dd7ecd513993e7fb3d2c4d8ff64f4e879c9dc84e86866b7362238
SHA512

a6b9bfd42d635a7481688592c336c6d30f8e7913b84c09799e09e819ef54a6ecca57c4be12041a1ed0a4a53ad4db703980a289ca15ebe4eb2309272fe322ef96
SSDEEP

3072:+4dMdZPdsKUEJ4Zlta/KiG8laQZwN4hDW/pout:+iuZPsA4ZH+KikQa4hDWhoS

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 10 IoCs

pid	Process
1864	vhost.exe
2120	vhost.exe
2908	vhost.exe
2532	vhost.exe
2564	vhost.exe
1648	vhost.exe
1612	vhost.exe
2028	vhost.exe
3024	vhost.exe
1944	vhost.exe

Loads dropped DLL 20 IoCs

pid	Process
2404	fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe
2404	fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe
1864	vhost.exe
1864	vhost.exe
2120	vhost.exe
2120	vhost.exe
2908	vhost.exe
2908	vhost.exe
2532	vhost.exe
2532	vhost.exe
2564	vhost.exe
2564	vhost.exe
1648	vhost.exe
1648	vhost.exe
1612	vhost.exe
1612	vhost.exe
2028	vhost.exe
2028	vhost.exe
3024	vhost.exe
3024	vhost.exe

Drops file in System32 directory 22 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File created	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File opened for modification	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File created	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File opened for modification	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File opened for modification	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File opened for modification	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File created	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File opened for modification	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File created	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File opened for modification	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File opened for modification	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File created	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File created	C:\Windows\SysWOW64\vhost.exe	fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File created	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File created	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File opened for modification	C:\Windows\SysWOW64\vhost.exe	fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File created	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File opened for modification	C:\Windows\SysWOW64\vhost.exe	vhost.exe
File created	C:\Windows\SysWOW64\vhost.exe	vhost.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2404-0-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/files/0x00090000000120d6-4.dat	upx
behavioral1/memory/1864-12-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/2404-15-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/1864-16-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/1864-19-0x00000000024F0000-0x000000000259A000-memory.dmp	upx
behavioral1/memory/2120-23-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/2908-28-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/2532-32-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/2532-34-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/2564-40-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/1648-45-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/1612-50-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/2028-55-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/3024-59-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/3024-61-0x0000000000400000-0x00000000004AA000-memory.dmp	upx
behavioral1/memory/1944-66-0x0000000000400000-0x00000000004AA000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 11 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	vhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vhost.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 1864	2404	fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe	28
PID 2404 wrote to memory of 1864	2404	fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe	28
PID 2404 wrote to memory of 1864	2404	fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe	28
PID 2404 wrote to memory of 1864	2404	fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe	28
PID 1864 wrote to memory of 2120	1864	vhost.exe	31
PID 1864 wrote to memory of 2120	1864	vhost.exe	31
PID 1864 wrote to memory of 2120	1864	vhost.exe	31
PID 1864 wrote to memory of 2120	1864	vhost.exe	31
PID 2120 wrote to memory of 2908	2120	vhost.exe	32
PID 2120 wrote to memory of 2908	2120	vhost.exe	32
PID 2120 wrote to memory of 2908	2120	vhost.exe	32
PID 2120 wrote to memory of 2908	2120	vhost.exe	32
PID 2908 wrote to memory of 2532	2908	vhost.exe	33
PID 2908 wrote to memory of 2532	2908	vhost.exe	33
PID 2908 wrote to memory of 2532	2908	vhost.exe	33
PID 2908 wrote to memory of 2532	2908	vhost.exe	33
PID 2532 wrote to memory of 2564	2532	vhost.exe	34
PID 2532 wrote to memory of 2564	2532	vhost.exe	34
PID 2532 wrote to memory of 2564	2532	vhost.exe	34
PID 2532 wrote to memory of 2564	2532	vhost.exe	34
PID 2564 wrote to memory of 1648	2564	vhost.exe	35
PID 2564 wrote to memory of 1648	2564	vhost.exe	35
PID 2564 wrote to memory of 1648	2564	vhost.exe	35
PID 2564 wrote to memory of 1648	2564	vhost.exe	35
PID 1648 wrote to memory of 1612	1648	vhost.exe	36
PID 1648 wrote to memory of 1612	1648	vhost.exe	36
PID 1648 wrote to memory of 1612	1648	vhost.exe	36
PID 1648 wrote to memory of 1612	1648	vhost.exe	36
PID 1612 wrote to memory of 2028	1612	vhost.exe	37
PID 1612 wrote to memory of 2028	1612	vhost.exe	37
PID 1612 wrote to memory of 2028	1612	vhost.exe	37
PID 1612 wrote to memory of 2028	1612	vhost.exe	37
PID 2028 wrote to memory of 3024	2028	vhost.exe	38
PID 2028 wrote to memory of 3024	2028	vhost.exe	38
PID 2028 wrote to memory of 3024	2028	vhost.exe	38
PID 2028 wrote to memory of 3024	2028	vhost.exe	38
PID 3024 wrote to memory of 1944	3024	vhost.exe	39
PID 3024 wrote to memory of 1944	3024	vhost.exe	39
PID 3024 wrote to memory of 1944	3024	vhost.exe	39
PID 3024 wrote to memory of 1944	3024	vhost.exe	39

C:\Users\Admin\AppData\Local\Temp\fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\SysWOW64\vhost.exe
  C:\Windows\system32\vhost.exe 476 "C:\Users\Admin\AppData\Local\Temp\fc1f83cc71b05b246c6866138e9e19ec_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1864
- - C:\Windows\SysWOW64\vhost.exe
    C:\Windows\system32\vhost.exe 528 "C:\Windows\SysWOW64\vhost.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2120
  - - C:\Windows\SysWOW64\vhost.exe
      C:\Windows\system32\vhost.exe 532 "C:\Windows\SysWOW64\vhost.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2908
    - - C:\Windows\SysWOW64\vhost.exe
        
        C:\Windows\system32\vhost.exe 536 "C:\Windows\SysWOW64\vhost.exe"
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2532
      - C:\Windows\SysWOW64\vhost.exe
        
        C:\Windows\system32\vhost.exe 540 "C:\Windows\SysWOW64\vhost.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2564
        
        C:\Windows\SysWOW64\vhost.exe
        
        C:\Windows\system32\vhost.exe 552 "C:\Windows\SysWOW64\vhost.exe"
        7⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1648
        
        C:\Windows\SysWOW64\vhost.exe
        
        C:\Windows\system32\vhost.exe 544 "C:\Windows\SysWOW64\vhost.exe"
        8⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1612
        
        C:\Windows\SysWOW64\vhost.exe
        
        C:\Windows\system32\vhost.exe 548 "C:\Windows\SysWOW64\vhost.exe"
        9⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2028
        
        C:\Windows\SysWOW64\vhost.exe
        
        C:\Windows\system32\vhost.exe 560 "C:\Windows\SysWOW64\vhost.exe"
        10⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3024
        
        C:\Windows\SysWOW64\vhost.exe
        
        C:\Windows\system32\vhost.exe 568 "C:\Windows\SysWOW64\vhost.exe"
        11⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        
        PID:1944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\SysWOW64\vhost.exe

Filesize
118KB

MD5
fc1f83cc71b05b246c6866138e9e19ec

SHA1
6c43d2ce3201d52359a6f584c17761c32e807430

SHA256
6a12a3379a5dd7ecd513993e7fb3d2c4d8ff64f4e879c9dc84e86866b7362238

SHA512
a6b9bfd42d635a7481688592c336c6d30f8e7913b84c09799e09e819ef54a6ecca57c4be12041a1ed0a4a53ad4db703980a289ca15ebe4eb2309272fe322ef96

Download Submit
memory/1612-50-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/1648-45-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/1864-12-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/1864-16-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/1864-19-0x00000000024F0000-0x000000000259A000-memory.dmp

Filesize
680KB

Download
memory/1944-66-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/2028-55-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/2120-23-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/2404-15-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/2404-0-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/2404-11-0x0000000002560000-0x000000000260A000-memory.dmp

Filesize
680KB

Download
memory/2532-34-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/2532-32-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/2564-40-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/2908-28-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/3024-59-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download
memory/3024-61-0x0000000000400000-0x00000000004AA000-memory.dmp

Filesize
680KB

Download