4be98bbaf7bdb41d7c4957c4866894dba3743ef19da2e80cc90b879c56f252fd

Analysis

max time kernel
149s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 00:58

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General

Target

a8f0a3c9381e6d4f7d145414d455c612_JaffaCakes118.exe
Size

368KB
MD5

a8f0a3c9381e6d4f7d145414d455c612
SHA1

a63588672e9facd04b803b698d0147e611448d36
SHA256

4be98bbaf7bdb41d7c4957c4866894dba3743ef19da2e80cc90b879c56f252fd
SHA512

8024e9fc1a5a662b5c5e4f9545d05a2bdb7bdfba225829130b689fb10c9205059c1a0357551cdccb8f72c4b5194de33f132d342ba54cd8f744ed7d9ec52a5e73
SSDEEP

6144:+508dKmd1FJSol0yqUyd1x7X9BMN+CswlAnzT:+rd1bl0hTp7X9BMQRtnzT

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2892	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2640	kxyyctdovk.exe

Loads dropped DLL 3 IoCs

pid	Process
2892	cmd.exe
2892	cmd.exe
2640	kxyyctdovk.exe

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 5 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	a8f0a3c9381e6d4f7d145414d455c612_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kxyyctdovk.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2760	PING.EXE
2892	cmd.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2744	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2760	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	taskkill.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe
2640	kxyyctdovk.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2892	2548	a8f0a3c9381e6d4f7d145414d455c612_JaffaCakes118.exe	29
PID 2548 wrote to memory of 2892	2548	a8f0a3c9381e6d4f7d145414d455c612_JaffaCakes118.exe	29
PID 2548 wrote to memory of 2892	2548	a8f0a3c9381e6d4f7d145414d455c612_JaffaCakes118.exe	29
PID 2548 wrote to memory of 2892	2548	a8f0a3c9381e6d4f7d145414d455c612_JaffaCakes118.exe	29
PID 2892 wrote to memory of 2744	2892	cmd.exe	31
PID 2892 wrote to memory of 2744	2892	cmd.exe	31
PID 2892 wrote to memory of 2744	2892	cmd.exe	31
PID 2892 wrote to memory of 2744	2892	cmd.exe	31
PID 2892 wrote to memory of 2760	2892	cmd.exe	33
PID 2892 wrote to memory of 2760	2892	cmd.exe	33
PID 2892 wrote to memory of 2760	2892	cmd.exe	33
PID 2892 wrote to memory of 2760	2892	cmd.exe	33
PID 2892 wrote to memory of 2640	2892	cmd.exe	34
PID 2892 wrote to memory of 2640	2892	cmd.exe	34
PID 2892 wrote to memory of 2640	2892	cmd.exe	34
PID 2892 wrote to memory of 2640	2892	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\a8f0a3c9381e6d4f7d145414d455c612_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a8f0a3c9381e6d4f7d145414d455c612_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2548 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\a8f0a3c9381e6d4f7d145414d455c612_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\KXYYCT~1.EXE -f
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /pid 2548
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2744
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2760
- - C:\Users\Admin\AppData\Local\kxyyctdovk.exe
    C:\Users\Admin\AppData\Local\KXYYCT~1.EXE -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:2640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\kxyyctdovk.exe

Filesize
368KB

MD5
a8f0a3c9381e6d4f7d145414d455c612

SHA1
a63588672e9facd04b803b698d0147e611448d36

SHA256
4be98bbaf7bdb41d7c4957c4866894dba3743ef19da2e80cc90b879c56f252fd

SHA512
8024e9fc1a5a662b5c5e4f9545d05a2bdb7bdfba225829130b689fb10c9205059c1a0357551cdccb8f72c4b5194de33f132d342ba54cd8f744ed7d9ec52a5e73

Download Submit
memory/2548-1-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2548-2-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2548-4-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2548-0-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2640-13-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-9-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-10-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-11-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-14-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-15-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-16-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-17-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-18-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-19-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-20-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-21-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download
memory/2640-22-0x0000000001000000-0x00000000010B1000-memory.dmp

Filesize
708KB

Download