cebe763c049b97222dc59b7091ebee1706620a14adee1c8fe2e494accbf51ba0

Analysis

max time kernel
149s
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
12/09/2024, 18:09

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General

Target

dcc6a7fb39744dce799b0da0911d26a5_JaffaCakes118.dll
Size

22KB
MD5

dcc6a7fb39744dce799b0da0911d26a5
SHA1

b78abf3a6718f0fe0ff164c1d9158765a4fbcae6
SHA256

cebe763c049b97222dc59b7091ebee1706620a14adee1c8fe2e494accbf51ba0
SHA512

3f8f35753fd94c0689f8c5e1bd87c4e940003c666abc3d0db26f0b1b5611ec818835d862a2605076965cc1dc5aaed8100ab13284a6d53e6b2b3b15f03fe80d32
SSDEEP

384:6LWCpCJ6x3H747WWnuyb6ldYPVhE11uiioMqz9bYK7n7Ey6hglwo:AzZhH7ab63YPVhXiiP2BXcy6hu

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/1428-0-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral2/memory/1428-13-0x0000000000400000-0x000000000041F000-memory.dmp	upx

Launches sc.exe 4 IoCs

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

pid	Process
1808	sc.exe
3124	sc.exe
1340	sc.exe
4520	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	sc.exe
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

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\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
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

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe
1428	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1428	rundll32.exe
Token: SeAuditPrivilege	5028	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4852 wrote to memory of 1428	4852	rundll32.exe	83
PID 4852 wrote to memory of 1428	4852	rundll32.exe	83
PID 4852 wrote to memory of 1428	4852	rundll32.exe	83
PID 1428 wrote to memory of 728	1428	rundll32.exe	86
PID 1428 wrote to memory of 728	1428	rundll32.exe	86
PID 1428 wrote to memory of 728	1428	rundll32.exe	86
PID 1428 wrote to memory of 1340	1428	rundll32.exe	89
PID 1428 wrote to memory of 1340	1428	rundll32.exe	89
PID 1428 wrote to memory of 1340	1428	rundll32.exe	89
PID 1428 wrote to memory of 4520	1428	rundll32.exe	91
PID 1428 wrote to memory of 4520	1428	rundll32.exe	91
PID 1428 wrote to memory of 4520	1428	rundll32.exe	91
PID 1428 wrote to memory of 1808	1428	rundll32.exe	93
PID 1428 wrote to memory of 1808	1428	rundll32.exe	93
PID 1428 wrote to memory of 1808	1428	rundll32.exe	93
PID 1428 wrote to memory of 3124	1428	rundll32.exe	96
PID 1428 wrote to memory of 3124	1428	rundll32.exe	96
PID 1428 wrote to memory of 3124	1428	rundll32.exe	96

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dcc6a7fb39744dce799b0da0911d26a5_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dcc6a7fb39744dce799b0da0911d26a5_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:1428
- - C:\Windows\SysWOW64\reg.exe
    C:\Windows\System32\reg.exe import "C:\Users\Admin\iuat.avi"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:728
- - 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:1340
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe stop PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4520
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe start PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:1808
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe stop PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:3124

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5028

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\iuat.avi

Filesize
56KB

MD5
bc8025bc98da7f4ed891c9f9991d3ff1

SHA1
70a69a7fcebe9b43f00a1fa713e3a0621bf3ac6d

SHA256
59b9dc39d69f8b0aa350f550e42e632b396237865776d0ce75477f8fe3f9016f

SHA512
7f772261e003d2df9162ae4aeaab2bda674ee2721b3300cc8b2a2f4904af6bc9c565c7f2c3e67a7394eb1a387860a2544fc5bdc3e6de384b664f8d232ad6acf5

Download Submit
memory/1428-0-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/1428-13-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download