e3e10180541f99f0069faf466aa5655ea82b4d8151f6e6fcdb26b1a7dc800daf

Analysis

max time kernel
147s
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
22-09-2024 13:02

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General

Target

f213be5b35b2d9ab797f8d299023df5a_JaffaCakes118.exe
Size

858KB
MD5

f213be5b35b2d9ab797f8d299023df5a
SHA1

684a8399f59402a99464613f75f37df0962d8b3d
SHA256

e3e10180541f99f0069faf466aa5655ea82b4d8151f6e6fcdb26b1a7dc800daf
SHA512

34904cca834bfe61d17bc30ce207f948dfa209d5ab88ee6b8e9ffd7f2ada21e23dcf308fa4b4fd0c569ecfcebd5b46f848f6680f24c4e4f1731d6d8ab6fcbbb8
SSDEEP

24576:147GmXId2J+J8Fx4qnAMclhMGmzjZnjJIexOLVTNkdBAnfrBZ:1bm02J+2F2jlhMGmzjZnjJIexOLrkUfz

Score

9^/10

discovery persistence upx

Malware Config

Signatures

Detected Nirsoft tools 1 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral2/memory/5016-6-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft

Executes dropped EXE 1 IoCs

pid	Process
5016	jfiohOHGgdfg3546_3ff.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x00080000000234dd-2.dat	upx
behavioral2/memory/5016-3-0x0000000000400000-0x000000000045B000-memory.dmp	upx
behavioral2/memory/5016-6-0x0000000000400000-0x000000000045B000-memory.dmp	upx

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\oejjae = "C:\\Windows\\oejjae.exe"	f213be5b35b2d9ab797f8d299023df5a_JaffaCakes118.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\oejjae.exe	f213be5b35b2d9ab797f8d299023df5a_JaffaCakes118.exe
File opened for modification	C:\Windows\oejjae.exe	f213be5b35b2d9ab797f8d299023df5a_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	jfiohOHGgdfg3546_3ff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f213be5b35b2d9ab797f8d299023df5a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4236 wrote to memory of 5016	4236	f213be5b35b2d9ab797f8d299023df5a_JaffaCakes118.exe	82
PID 4236 wrote to memory of 5016	4236	f213be5b35b2d9ab797f8d299023df5a_JaffaCakes118.exe	82
PID 4236 wrote to memory of 5016	4236	f213be5b35b2d9ab797f8d299023df5a_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\f213be5b35b2d9ab797f8d299023df5a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f213be5b35b2d9ab797f8d299023df5a_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4236
- C:\Users\Admin\AppData\Local\Temp\jfiohOHGgdfg3546_3ff.exe
  C:\Users\Admin\AppData\Local\Temp\jfiohOHGgdfg3546_3ff.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\JGIOh26f_ir235ghw.txt
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5016

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\JGIOh26f_ir235ghw.txt

Filesize
31B

MD5
b7161c0845a64ff6d7345b67ff97f3b0

SHA1
d223f855da541fe8e4c1d5c50cb26da0a1deb5fc

SHA256
fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66

SHA512
98d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680

Download Submit
C:\Users\Admin\AppData\Local\Temp\jfiohOHGgdfg3546_3ff.exe

Filesize
184KB

MD5
7fee8223d6e4f82d6cd115a28f0b6d58

SHA1
1b89c25f25253df23426bd9ff6c9208f1202f58b

SHA256
a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59

SHA512
3ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4

Download Submit
memory/5016-3-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/5016-6-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads