68518254186ecfa86797c7ee18425cada7b24da2c03f029a04fecff55419c1ae

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
09/07/2024, 09:09

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General

Target

2fc3938e7c3a626b209d0c859e4736f2_JaffaCakes118.exe
Size

327KB
MD5

2fc3938e7c3a626b209d0c859e4736f2
SHA1

8bcd45d85ed8ed2a105952f1677673e711adf63b
SHA256

68518254186ecfa86797c7ee18425cada7b24da2c03f029a04fecff55419c1ae
SHA512

998b88d5a53826d9841a3ab1845e47544acdd27595a388a4ef86bf0705a5d90cd98bbbd9c51c2001f40e1d834f2ed653e4f6d69b3eeb92f44182d91e9e23fa9d
SSDEEP

6144:g7QnQKYfebCvP87yYJKKgBlLxYFFCMoi2AyCfFQ:gyQLfebCvPcyhBtxY7Gi2Ay

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2596	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2008	bryjui.exe

Loads dropped DLL 3 IoCs

pid	Process
2596	cmd.exe
2596	cmd.exe
2008	bryjui.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
2624	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2644	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2624	taskkill.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe
2008	bryjui.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 2596	2820	2fc3938e7c3a626b209d0c859e4736f2_JaffaCakes118.exe	30
PID 2820 wrote to memory of 2596	2820	2fc3938e7c3a626b209d0c859e4736f2_JaffaCakes118.exe	30
PID 2820 wrote to memory of 2596	2820	2fc3938e7c3a626b209d0c859e4736f2_JaffaCakes118.exe	30
PID 2820 wrote to memory of 2596	2820	2fc3938e7c3a626b209d0c859e4736f2_JaffaCakes118.exe	30
PID 2596 wrote to memory of 2624	2596	cmd.exe	32
PID 2596 wrote to memory of 2624	2596	cmd.exe	32
PID 2596 wrote to memory of 2624	2596	cmd.exe	32
PID 2596 wrote to memory of 2624	2596	cmd.exe	32
PID 2596 wrote to memory of 2644	2596	cmd.exe	34
PID 2596 wrote to memory of 2644	2596	cmd.exe	34
PID 2596 wrote to memory of 2644	2596	cmd.exe	34
PID 2596 wrote to memory of 2644	2596	cmd.exe	34
PID 2596 wrote to memory of 2008	2596	cmd.exe	35
PID 2596 wrote to memory of 2008	2596	cmd.exe	35
PID 2596 wrote to memory of 2008	2596	cmd.exe	35
PID 2596 wrote to memory of 2008	2596	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\2fc3938e7c3a626b209d0c859e4736f2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2fc3938e7c3a626b209d0c859e4736f2_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2820 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\2fc3938e7c3a626b209d0c859e4736f2_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\bryjui.exe -f
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2596
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /pid 2820
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2624
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - Runs ping.exe
    PID:2644
- - C:\Users\Admin\AppData\Local\bryjui.exe
    C:\Users\Admin\AppData\Local\bryjui.exe -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:2008

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\bryjui.exe

Filesize
327KB

MD5
2fc3938e7c3a626b209d0c859e4736f2

SHA1
8bcd45d85ed8ed2a105952f1677673e711adf63b

SHA256
68518254186ecfa86797c7ee18425cada7b24da2c03f029a04fecff55419c1ae

SHA512
998b88d5a53826d9841a3ab1845e47544acdd27595a388a4ef86bf0705a5d90cd98bbbd9c51c2001f40e1d834f2ed653e4f6d69b3eeb92f44182d91e9e23fa9d

Download Submit
memory/2008-12-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-18-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-26-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-25-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-24-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-15-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-16-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-14-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-23-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-13-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-22-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-19-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-20-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2008-21-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2820-6-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2820-3-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2820-0-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/2820-1-0x000000000109E000-0x000000000109F000-memory.dmp

Filesize
4KB

Download
memory/2820-4-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download