47bf70a9a7b5799a8763fbc9941fee8fc785a9b84567f9834df8153e53a76eaf

Analysis

max time kernel
150s
max time network
125s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
17/08/2024, 16:56

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General

Target

a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe
Size

178KB
MD5

a35e2d30db8c6f69798ed3ebd78a60e5
SHA1

d8d814b892d58f2ec58e343d570cbc3f8808b5d9
SHA256

47bf70a9a7b5799a8763fbc9941fee8fc785a9b84567f9834df8153e53a76eaf
SHA512

ae36eb90d40df2b69dcdb98d8309f3286edde91b1652fa4db730d87b8914ef527a4de69a9d59caf9669d4d0e486e942747644a8f82038872c089329576b75ded
SSDEEP

3072:u0Gox2PD7tC6PNMk/WqGIvMEhc+5n6CdJK8GcBHNmjoH90DGzhQ:6ogPJWqGU/n6CbzGcBIMHIGl

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2232	Szevua.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\TJHTHX1O7X = "C:\\Windows\\Szevua.exe"	Szevua.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\Szevua.exe	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe
File opened for modification	C:\Windows\Szevua.exe	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Szevua.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Internet Explorer\Main	Szevua.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Internet Explorer\International	Szevua.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe
2232	Szevua.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2232	1972	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe	30
PID 1972 wrote to memory of 2232	1972	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe	30
PID 1972 wrote to memory of 2232	1972	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe	30
PID 1972 wrote to memory of 2232	1972	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe	30
PID 1972 wrote to memory of 2232	1972	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe	30
PID 1972 wrote to memory of 2232	1972	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe	30
PID 1972 wrote to memory of 2232	1972	a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a35e2d30db8c6f69798ed3ebd78a60e5_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\Szevua.exe
  C:\Windows\Szevua.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  PID:2232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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:\Windows\Szevua.exe

Filesize
178KB

MD5
a35e2d30db8c6f69798ed3ebd78a60e5

SHA1
d8d814b892d58f2ec58e343d570cbc3f8808b5d9

SHA256
47bf70a9a7b5799a8763fbc9941fee8fc785a9b84567f9834df8153e53a76eaf

SHA512
ae36eb90d40df2b69dcdb98d8309f3286edde91b1652fa4db730d87b8914ef527a4de69a9d59caf9669d4d0e486e942747644a8f82038872c089329576b75ded

Download Submit
C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

Filesize
372B

MD5
38a874aaec900eb698979b6a005f1fc9

SHA1
1d172f53f33ed8d5e6e9a414eaff5d028a2a9315

SHA256
979749b2b482a2a3819bcf8979f2bdc3ebc19a0cdfda5f8a9c28219bb96999cc

SHA512
ffdb5b9c4935c9f7daa818be499778bf9b1d1846e62dbdc62233f5b5ae5d8b50fbcdc1108e622f2d503cbe78553636f5cf412a993f5fd4289aa2cbd05e9e1124

Download Submit
memory/1972-0-0x0000000000370000-0x0000000000385000-memory.dmp

Filesize
84KB

Download
memory/1972-1-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1972-2-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1972-39852-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1972-2960-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2232-16990-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2232-12106-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2232-9-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2232-45488-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2232-45489-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2232-45490-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2232-45491-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2232-45493-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2232-45497-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2232-45498-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download