4fc371d56223ad9a441fd056abf5d879846b040183dd49ad465c6d9111728fda

Analysis

max time kernel
150s
max time network
126s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
22/08/2024, 02:24

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General

Target

b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe
Size

138KB
MD5

b5fdc9452d7cd3ccda9973d010f23f12
SHA1

d82fabdfd5c5d5bcfd713ea5a55b4a8e8105a123
SHA256

4fc371d56223ad9a441fd056abf5d879846b040183dd49ad465c6d9111728fda
SHA512

d7ee45e7cf1b8635f552de6d8e9832c292db68dc42617f75afc0e093dc41543c86e8f66b1a3c352a8ae5b70e7d17681a2ba1aae28caf5d662d629b1d39b7fce5
SSDEEP

3072:7tsaTXp2uHKN/BDzh/5jrCIHer7Zmv3HSruNyLamWjMAKdWrc:7Garp2uHKNfYJmaiNyVWPdrc

Score

7^/10

discovery persistence spyware stealer

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1552	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2196	nuon.exe

Loads dropped DLL 2 IoCs

pid	Process
2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe
2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002

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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\{F6CB8EED-75E3-9C27-7A70-061099CB5254} = "C:\\Users\\Admin\\AppData\\Roaming\\Sood\\nuon.exe"	nuon.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2256 set thread context of 1552	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	31

System Location Discovery: System Language Discovery 1 TTPs 3 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	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nuon.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Internet Explorer\Privacy	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows Mail\Local Folders\Inbox\2B1A2393-00000001.eml:OECustomProperty	WinMail.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe
2196	nuon.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe
Token: SeSecurityPrivilege	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe
Token: SeSecurityPrivilege	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe
Token: SeManageVolumePrivilege	1300	WinMail.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1300	WinMail.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1300	WinMail.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1300	WinMail.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2196	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	29
PID 2256 wrote to memory of 2196	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	29
PID 2256 wrote to memory of 2196	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	29
PID 2256 wrote to memory of 2196	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	29
PID 2196 wrote to memory of 1232	2196	nuon.exe	18
PID 2196 wrote to memory of 1232	2196	nuon.exe	18
PID 2196 wrote to memory of 1232	2196	nuon.exe	18
PID 2196 wrote to memory of 1232	2196	nuon.exe	18
PID 2196 wrote to memory of 1232	2196	nuon.exe	18
PID 2196 wrote to memory of 1336	2196	nuon.exe	19
PID 2196 wrote to memory of 1336	2196	nuon.exe	19
PID 2196 wrote to memory of 1336	2196	nuon.exe	19
PID 2196 wrote to memory of 1336	2196	nuon.exe	19
PID 2196 wrote to memory of 1336	2196	nuon.exe	19
PID 2196 wrote to memory of 1392	2196	nuon.exe	20
PID 2196 wrote to memory of 1392	2196	nuon.exe	20
PID 2196 wrote to memory of 1392	2196	nuon.exe	20
PID 2196 wrote to memory of 1392	2196	nuon.exe	20
PID 2196 wrote to memory of 1392	2196	nuon.exe	20
PID 2196 wrote to memory of 932	2196	nuon.exe	24
PID 2196 wrote to memory of 932	2196	nuon.exe	24
PID 2196 wrote to memory of 932	2196	nuon.exe	24
PID 2196 wrote to memory of 932	2196	nuon.exe	24
PID 2196 wrote to memory of 932	2196	nuon.exe	24
PID 2196 wrote to memory of 2256	2196	nuon.exe	28
PID 2196 wrote to memory of 2256	2196	nuon.exe	28
PID 2196 wrote to memory of 2256	2196	nuon.exe	28
PID 2196 wrote to memory of 2256	2196	nuon.exe	28
PID 2196 wrote to memory of 2256	2196	nuon.exe	28
PID 2256 wrote to memory of 1552	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	31
PID 2256 wrote to memory of 1552	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	31
PID 2256 wrote to memory of 1552	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	31
PID 2256 wrote to memory of 1552	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	31
PID 2256 wrote to memory of 1552	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	31
PID 2256 wrote to memory of 1552	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	31
PID 2256 wrote to memory of 1552	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	31
PID 2256 wrote to memory of 1552	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	31
PID 2256 wrote to memory of 1552	2256	b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe	31
PID 2196 wrote to memory of 2052	2196	nuon.exe	33
PID 2196 wrote to memory of 2052	2196	nuon.exe	33
PID 2196 wrote to memory of 2052	2196	nuon.exe	33
PID 2196 wrote to memory of 2052	2196	nuon.exe	33
PID 2196 wrote to memory of 2052	2196	nuon.exe	33

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1232

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1336

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1392
- C:\Users\Admin\AppData\Local\Temp\b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b5fdc9452d7cd3ccda9973d010f23f12_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2256
- - C:\Users\Admin\AppData\Roaming\Sood\nuon.exe
    "C:\Users\Admin\AppData\Roaming\Sood\nuon.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2196
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpfba394dd.bat"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:1552

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:932

C:\Program Files\Windows Mail\WinMail.exe
"C:\Program Files\Windows Mail\WinMail.exe" -Embedding
1⤵
- NTFS ADS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1300

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:2052

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

Unsecured Credentials

T1552

Credentials in Registry

T1552.002

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows Mail\edb.log

Filesize
2.0MB

MD5
a4ef312851ddb13d03d6178d1f3f26e3

SHA1
855ae2ef153c8d5a001130003ec7cc9716a813c7

SHA256
df0141e7eb0f839b9375584c71e64b88051d799a1adc08ddff0b8f4459dabb1c

SHA512
3648c78ac80b9ffb09b0f62d24bddb6bb964a797f44ff1e9656a323b0d201f5fa6a30db7755f34c85e5987b180c3ae7d59b55adefb67fde1c0ffb7e0d629bacc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpfba394dd.bat

Filesize
271B

MD5
a2427cfc79fa97f7a64e25a7a993dffb

SHA1
a68180ef175e8085abe4da33d755e676a924bf21

SHA256
d0cc1a6121319543acf857f48f3720d9250cf52fa054302830fa7db9ab1a6eeb

SHA512
39aafcb6381ed749d5ea44309be7c3a729092eda364f089ce4fbb6516ed326ca2e82890dd08d907466f1f1bb53e992e08789c1039687e12b58dc7ec690270e0b

Download Submit
C:\Users\Admin\AppData\Roaming\Zeymf\bakou.oki

Filesize
380B

MD5
c984c73164e39e6d4f32da24433730d2

SHA1
375afd220856cdac6717c3919fbcbb2416d7b0cb

SHA256
fdb0c9be016f58899d98a07e4d7e1b69ab6d050ed587072a40c382bee888047a

SHA512
91fa265d9b188b572eccdb8965eeda7abef690393756766916a4247a95796c64d42792ceb7001b1e9911d74fe2fc929d746dc6784853cb319e7ae4a4798913e1

Download Submit
\Users\Admin\AppData\Roaming\Sood\nuon.exe

Filesize
138KB

MD5
05f713d9c600fe9123b9eb47dbd81dc3

SHA1
ea73334e04e82fc29b14242179b90672b443f005

SHA256
e6c251ae96023bbc9d35d0d31c871c30ea30e6770ec911bbed98849155f9c6d5

SHA512
f19eadaa03e71e94084a3f3c98d9bfb4130c8567141b98ecd675be2bc3c5c224fca1e32bff4ad4bf7c16aa0659d033414e0088f1ff8d2b8a6b4ebaedbb99710b

Download Submit
memory/932-32-0x0000000002490000-0x00000000024B7000-memory.dmp

Filesize
156KB

Download
memory/932-31-0x0000000002490000-0x00000000024B7000-memory.dmp

Filesize
156KB

Download
memory/932-34-0x0000000002490000-0x00000000024B7000-memory.dmp

Filesize
156KB

Download
memory/932-33-0x0000000002490000-0x00000000024B7000-memory.dmp

Filesize
156KB

Download
memory/1232-10-0x0000000001BC0000-0x0000000001BE7000-memory.dmp

Filesize
156KB

Download
memory/1232-11-0x0000000001BC0000-0x0000000001BE7000-memory.dmp

Filesize
156KB

Download
memory/1232-12-0x0000000001BC0000-0x0000000001BE7000-memory.dmp

Filesize
156KB

Download
memory/1232-13-0x0000000001BC0000-0x0000000001BE7000-memory.dmp

Filesize
156KB

Download
memory/1232-14-0x0000000001BC0000-0x0000000001BE7000-memory.dmp

Filesize
156KB

Download
memory/1336-22-0x00000000001A0000-0x00000000001C7000-memory.dmp

Filesize
156KB

Download
memory/1336-17-0x00000000001A0000-0x00000000001C7000-memory.dmp

Filesize
156KB

Download
memory/1336-19-0x00000000001A0000-0x00000000001C7000-memory.dmp

Filesize
156KB

Download
memory/1336-23-0x00000000001A0000-0x00000000001C7000-memory.dmp

Filesize
156KB

Download
memory/1392-26-0x0000000002A10000-0x0000000002A37000-memory.dmp

Filesize
156KB

Download
memory/1392-27-0x0000000002A10000-0x0000000002A37000-memory.dmp

Filesize
156KB

Download
memory/1392-28-0x0000000002A10000-0x0000000002A37000-memory.dmp

Filesize
156KB

Download
memory/1392-29-0x0000000002A10000-0x0000000002A37000-memory.dmp

Filesize
156KB

Download
memory/2256-123-0x0000000000270000-0x0000000000297000-memory.dmp

Filesize
156KB

Download
memory/2256-63-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-47-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-45-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-39-0x0000000000270000-0x0000000000297000-memory.dmp

Filesize
156KB

Download
memory/2256-38-0x0000000000270000-0x0000000000297000-memory.dmp

Filesize
156KB

Download
memory/2256-37-0x0000000000270000-0x0000000000297000-memory.dmp

Filesize
156KB

Download
memory/2256-51-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-53-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-55-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-57-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-59-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-61-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-49-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-65-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-73-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-67-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-69-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-43-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-41-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-124-0x0000000076EF0000-0x0000000076EF1000-memory.dmp

Filesize
4KB

Download
memory/2256-125-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-71-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2256-40-0x0000000000270000-0x0000000000297000-memory.dmp

Filesize
156KB

Download
memory/2256-36-0x0000000000270000-0x0000000000297000-memory.dmp

Filesize
156KB

Download