d173150f1dccfa57790e9bae02598ebc620a3b2775d025ff370072f061a30374

Analysis

max time kernel
97s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 03:21

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General

Target

d36ae5fcfbb000dcc26e8d6a9b94abe0_JaffaCakes118.dll
Size

21KB
MD5

d36ae5fcfbb000dcc26e8d6a9b94abe0
SHA1

3eabb6be99f934dd457652a3f58a9db6a9a5e162
SHA256

d173150f1dccfa57790e9bae02598ebc620a3b2775d025ff370072f061a30374
SHA512

dc1c7ef7dc478168ca319fe0853c1f6d868fde5bfd501dccd0dd2829aba38e7939cdc3935dcba0741565fd6252b15f488d8d85842c17df0f78069fb67ecb85df
SSDEEP

384:nLWCpCJ6xhNN8S0gPW2KUCphaMTaR3ItDCuV9UAvdOh+/3o:LzZtN8SVKUCpJTaItO4U6di+/

Score

8^/10

discovery evasion execution upx

Malware Config

Signatures

Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5100-0-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral2/memory/5100-12-0x0000000000400000-0x000000000041F000-memory.dmp	upx

Launches sc.exe 4 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4812	sc.exe
3936	sc.exe
5076	sc.exe
5116	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Checks SCSI registry key(s) 3 TTPs 4 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\HardwareID	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\HardwareID	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000	rundll32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe
5100	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5100	rundll32.exe
Token: SeAuditPrivilege	1512	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 5100	1772	rundll32.exe	83
PID 1772 wrote to memory of 5100	1772	rundll32.exe	83
PID 1772 wrote to memory of 5100	1772	rundll32.exe	83
PID 5100 wrote to memory of 5056	5100	rundll32.exe	84
PID 5100 wrote to memory of 5056	5100	rundll32.exe	84
PID 5100 wrote to memory of 5056	5100	rundll32.exe	84
PID 5100 wrote to memory of 4812	5100	rundll32.exe	89
PID 5100 wrote to memory of 4812	5100	rundll32.exe	89
PID 5100 wrote to memory of 4812	5100	rundll32.exe	89
PID 5100 wrote to memory of 3936	5100	rundll32.exe	91
PID 5100 wrote to memory of 3936	5100	rundll32.exe	91
PID 5100 wrote to memory of 3936	5100	rundll32.exe	91
PID 5100 wrote to memory of 5076	5100	rundll32.exe	93
PID 5100 wrote to memory of 5076	5100	rundll32.exe	93
PID 5100 wrote to memory of 5076	5100	rundll32.exe	93
PID 5100 wrote to memory of 5116	5100	rundll32.exe	96
PID 5100 wrote to memory of 5116	5100	rundll32.exe	96
PID 5100 wrote to memory of 5116	5100	rundll32.exe	96

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d36ae5fcfbb000dcc26e8d6a9b94abe0_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d36ae5fcfbb000dcc26e8d6a9b94abe0_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5100
- - C:\Windows\SysWOW64\reg.exe
    C:\Windows\System32\reg.exe import "C:\Users\Admin\aeed.avi"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5056
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe config PolicyAgent start=auto
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4812
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe stop PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:3936
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe start PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:5076
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe stop PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:5116

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Drv.sys

Filesize
3KB

MD5
6945fab8774c6f201b32f14350048684

SHA1
235d164bbd2a7e0f09c863bbf9b59fdc419a1aec

SHA256
49415a5dec8f94e98d4f7148bbe3274f05d4599f0675e352080116e4d8478995

SHA512
a924d62e29756e543ed6e4d9d051e03680010951f55c1d9f54d12902769a2c03d0d9e08f1b74916982b20a6f4210d8f80f6b9ef4a631f1c9e29f9b1e46d02188

Download Submit
C:\Users\Admin\aeed.avi

Filesize
56KB

MD5
bc8025bc98da7f4ed891c9f9991d3ff1

SHA1
70a69a7fcebe9b43f00a1fa713e3a0621bf3ac6d

SHA256
59b9dc39d69f8b0aa350f550e42e632b396237865776d0ce75477f8fe3f9016f

SHA512
7f772261e003d2df9162ae4aeaab2bda674ee2721b3300cc8b2a2f4904af6bc9c565c7f2c3e67a7394eb1a387860a2544fc5bdc3e6de384b664f8d232ad6acf5

Download Submit
memory/5100-0-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/5100-12-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download