ea268087d17a39c87f41ca023fbcd14e44373c4158eaec9e5d755ebb9cf0171e

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2024, 02:29

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General

Target

dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
Size

384KB
MD5

dba73d9c46468248ce2b68fd6728105b
SHA1

d36fe7fc292be06a246c388a88794e7b506aa6d2
SHA256

ea268087d17a39c87f41ca023fbcd14e44373c4158eaec9e5d755ebb9cf0171e
SHA512

843a9246bf16c1eb8621ddba50921b6b4aaf95c799632db2edf6b53172521e66c4d3d3458ff5abfd9db5a5cd3ff6251897292bc8d1d4e56032f2bfc146c096da
SSDEEP

6144:y1Ej8iDF2wvJF4s2Jm3H8AXqMxI3DnbBkxjiv03ZOPEzzb2Y2dec:Bjj7MJGMDnbatNO8zzbmec

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
2436	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4308-2-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/4308-4-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/4308-5-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/4308-7-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/4308-6-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/4308-8-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/4308-19-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/2436-27-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/2436-28-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/2436-29-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/2436-34-0x0000000000400000-0x00000000004CC000-memory.dmp	upx

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\stsf1.bat	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\stsf.bat	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2976 set thread context of 4308	2976	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	85
PID 4852 set thread context of 2436	4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	92

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2976	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
4308	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
4308	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
4308	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
2436	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
2436	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
2436	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 4308	2976	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	85
PID 2976 wrote to memory of 4308	2976	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	85
PID 2976 wrote to memory of 4308	2976	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	85
PID 2976 wrote to memory of 4308	2976	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	85
PID 2976 wrote to memory of 4308	2976	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	85
PID 2976 wrote to memory of 4308	2976	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	85
PID 2976 wrote to memory of 4308	2976	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	85
PID 2976 wrote to memory of 4308	2976	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	85
PID 4308 wrote to memory of 924	4308	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	87
PID 4308 wrote to memory of 924	4308	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	87
PID 4308 wrote to memory of 924	4308	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	87
PID 4308 wrote to memory of 1448	4308	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	88
PID 4308 wrote to memory of 1448	4308	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	88
PID 4308 wrote to memory of 1448	4308	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	88
PID 924 wrote to memory of 4852	924	cmd.exe	91
PID 924 wrote to memory of 4852	924	cmd.exe	91
PID 924 wrote to memory of 4852	924	cmd.exe	91
PID 4852 wrote to memory of 2436	4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	92
PID 4852 wrote to memory of 2436	4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	92
PID 4852 wrote to memory of 2436	4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	92
PID 4852 wrote to memory of 2436	4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	92
PID 4852 wrote to memory of 2436	4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	92
PID 4852 wrote to memory of 2436	4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	92
PID 4852 wrote to memory of 2436	4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	92
PID 4852 wrote to memory of 2436	4852	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	92
PID 2436 wrote to memory of 892	2436	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	93
PID 2436 wrote to memory of 892	2436	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	93
PID 2436 wrote to memory of 892	2436	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	93
PID 2436 wrote to memory of 5084	2436	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	94
PID 2436 wrote to memory of 5084	2436	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	94
PID 2436 wrote to memory of 5084	2436	dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe	94

C:\Users\Admin\AppData\Local\Temp\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2976
- C:\Users\Admin\AppData\Local\Temp\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4308
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c .\stsf1.bat
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:924
  - - C:\Windows\SysWOW64\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
      dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:4852
    - - C:\Windows\SysWOW64\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
        
        C:\Windows\SysWOW64\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe
        5⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:2436
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c .\stsf1.bat
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:892
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c .\stsf.bat
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:5084
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c .\stsf.bat
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1448

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

C:\Users\Admin\AppData\Local\Temp\stsf.bat

Filesize
217B

MD5
07425730c227db6340ad62dd7f1072ff

SHA1
a624b7f61d317666e6d22ccfce0b73d28c3a6c73

SHA256
9b1179386a91f26967b9a6d12ef76c58a251edc352ea421d5c023bdfe03db358

SHA512
fde605a4eb48bf5e1d446cb0c879d8ec20f9f1cfe3b8fd2251cd9583c6de49230286182419509cd97344072f9ef8d59a5297e3c7c8b5e55c2ddb8be1b083d04e

Download Submit
C:\Users\Admin\AppData\Local\Temp\stsf1.bat

Filesize
178B

MD5
42f7d131b1ae5c69d2d6e1730995cabf

SHA1
8d2bacd8f56646a8de77c52c6e03b35032f337bb

SHA256
ef16b01e6462c9f9f546f74f8397a0419afbcc8fb8e2b147b456b7e9156284c2

SHA512
8d8a3110847b01945817935c0b55e842f141898c38e405bc358acceb6630acdddacd744b917cd24c4e60253fa2df58690c2d1d0c11e7d492215046993d26c130

Download Submit
C:\Windows\SysWOW64\dba73d9c46468248ce2b68fd6728105b_JaffaCakes118.exe

Filesize
384KB

MD5
dba73d9c46468248ce2b68fd6728105b

SHA1
d36fe7fc292be06a246c388a88794e7b506aa6d2

SHA256
ea268087d17a39c87f41ca023fbcd14e44373c4158eaec9e5d755ebb9cf0171e

SHA512
843a9246bf16c1eb8621ddba50921b6b4aaf95c799632db2edf6b53172521e66c4d3d3458ff5abfd9db5a5cd3ff6251897292bc8d1d4e56032f2bfc146c096da

Download Submit
memory/2436-27-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/2436-28-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/2436-29-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/2436-34-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/4308-5-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/4308-7-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/4308-6-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/4308-8-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/4308-2-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/4308-19-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/4308-4-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download