e043f591d991caf937446e41d6be504d7cfc98dad4ba6a66bc85cf53e11ae149

Analysis

max time kernel
141s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 00:43

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General

Target

27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe
Size

44KB
MD5

27e8d630be48f2246a680ba3bfcf5c25
SHA1

07f4f362f0f2a51f3545143c958c5924409409d7
SHA256

e043f591d991caf937446e41d6be504d7cfc98dad4ba6a66bc85cf53e11ae149
SHA512

4c23011994a6c0e403fd603f00d2f7a99d9cdffcc69c0729393a82a575b5eda728fe54f9a5e93174873f5a38123c10622876885a5753712c1d160d5ad871f755
SSDEEP

768:SOthmkRdPG+aupo8DEu515Lkm8iWffBCDPeI:Jthm8dP7o8L515Lkvl3B

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
1516	winlogon.exe
2912	winlogon.exe
1416	winlogon.exe
2976	winlogon.exe
2376	winlogon.exe

Loads dropped DLL 3 IoCs

pid	Process
1996	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe
1996	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe
1516	winlogon.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 1732 set thread context of 1996	1732	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	30
PID 1516 set thread context of 2912	1516	winlogon.exe	32
PID 2912 set thread context of 1416	2912	winlogon.exe	34
PID 2912 set thread context of 2976	2912	winlogon.exe	36
PID 2912 set thread context of 2376	2912	winlogon.exe	37

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1996-3-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1996-4-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1996-6-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1996-2-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1996-7-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1996-8-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1996-9-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1996-26-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/2912-99-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/2912-114-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/2912-127-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 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	winlogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1996	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe
2912	winlogon.exe
1416	winlogon.exe
2976	winlogon.exe
2376	winlogon.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 1996	1732	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1996	1732	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1996	1732	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1996	1732	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1996	1732	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1996	1732	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	30
PID 1732 wrote to memory of 1996	1732	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	30
PID 1996 wrote to memory of 1516	1996	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	31
PID 1996 wrote to memory of 1516	1996	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	31
PID 1996 wrote to memory of 1516	1996	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	31
PID 1996 wrote to memory of 1516	1996	27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe	31
PID 1516 wrote to memory of 2912	1516	winlogon.exe	32
PID 1516 wrote to memory of 2912	1516	winlogon.exe	32
PID 1516 wrote to memory of 2912	1516	winlogon.exe	32
PID 1516 wrote to memory of 2912	1516	winlogon.exe	32
PID 1516 wrote to memory of 2912	1516	winlogon.exe	32
PID 1516 wrote to memory of 2912	1516	winlogon.exe	32
PID 1516 wrote to memory of 2912	1516	winlogon.exe	32
PID 2912 wrote to memory of 1416	2912	winlogon.exe	34
PID 2912 wrote to memory of 1416	2912	winlogon.exe	34
PID 2912 wrote to memory of 1416	2912	winlogon.exe	34
PID 2912 wrote to memory of 1416	2912	winlogon.exe	34
PID 2912 wrote to memory of 1416	2912	winlogon.exe	34
PID 2912 wrote to memory of 1416	2912	winlogon.exe	34
PID 2912 wrote to memory of 1416	2912	winlogon.exe	34
PID 2912 wrote to memory of 1416	2912	winlogon.exe	34
PID 2912 wrote to memory of 1416	2912	winlogon.exe	34
PID 2912 wrote to memory of 2976	2912	winlogon.exe	36
PID 2912 wrote to memory of 2976	2912	winlogon.exe	36
PID 2912 wrote to memory of 2976	2912	winlogon.exe	36
PID 2912 wrote to memory of 2976	2912	winlogon.exe	36
PID 2912 wrote to memory of 2976	2912	winlogon.exe	36
PID 2912 wrote to memory of 2976	2912	winlogon.exe	36
PID 2912 wrote to memory of 2976	2912	winlogon.exe	36
PID 2912 wrote to memory of 2976	2912	winlogon.exe	36
PID 2912 wrote to memory of 2976	2912	winlogon.exe	36
PID 2912 wrote to memory of 2376	2912	winlogon.exe	37
PID 2912 wrote to memory of 2376	2912	winlogon.exe	37
PID 2912 wrote to memory of 2376	2912	winlogon.exe	37
PID 2912 wrote to memory of 2376	2912	winlogon.exe	37
PID 2912 wrote to memory of 2376	2912	winlogon.exe	37
PID 2912 wrote to memory of 2376	2912	winlogon.exe	37
PID 2912 wrote to memory of 2376	2912	winlogon.exe	37
PID 2912 wrote to memory of 2376	2912	winlogon.exe	37
PID 2912 wrote to memory of 2376	2912	winlogon.exe	37

C:\Users\Admin\AppData\Local\Temp\27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Users\Admin\AppData\Local\Temp\27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\27e8d630be48f2246a680ba3bfcf5c25_JaffaCakes118.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1996
- - C:\Users\Admin\E696D64614\winlogon.exe
    "C:\Users\Admin\E696D64614\winlogon.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1516
  - - C:\Users\Admin\E696D64614\winlogon.exe
      C:\Users\Admin\E696D64614\winlogon.exe
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2912
    - - C:\Users\Admin\E696D64614\winlogon.exe
        
        "C:\Users\Admin\E696D64614\winlogon.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of SetWindowsHookEx
        
        PID:1416
    - - C:\Users\Admin\E696D64614\winlogon.exe
        
        "C:\Users\Admin\E696D64614\winlogon.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of SetWindowsHookEx
        
        PID:2976
    - - C:\Users\Admin\E696D64614\winlogon.exe
        
        "C:\Users\Admin\E696D64614\winlogon.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of SetWindowsHookEx
        
        PID:2376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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\CabB119.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB12B.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\E696D64614\winlogon.exe

Filesize
44KB

MD5
27e8d630be48f2246a680ba3bfcf5c25

SHA1
07f4f362f0f2a51f3545143c958c5924409409d7

SHA256
e043f591d991caf937446e41d6be504d7cfc98dad4ba6a66bc85cf53e11ae149

SHA512
4c23011994a6c0e403fd603f00d2f7a99d9cdffcc69c0729393a82a575b5eda728fe54f9a5e93174873f5a38123c10622876885a5753712c1d160d5ad871f755

Download Submit
memory/1416-91-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download
memory/1416-97-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download
memory/1996-9-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1996-3-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1996-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1996-2-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1996-26-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1996-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1996-4-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1996-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1996-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2376-125-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download
memory/2912-99-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2912-114-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2912-127-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2976-112-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download