a73ace0087ae339c4fcb98809fdb32dca13f77430c272792991e50e9f7eb859f

Analysis

max time kernel
149s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
06/10/2026, 17:22

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General

Target
jaffacakes118_Trojan.Win32.Agent.zvsp.dll
Size 21KB
Sample261006-vxsqcssvhy
SHA256 a73ace0087ae339c4fcb98809fdb32dca13f77430c272792991e50e9f7eb859f
MD5 a66c5d9b7456da67130742d75c52647c
SHA1 ad85bbaca9678e8ae5d642406cf90da0b6e88a2b
SHA512 5c3bb32de8398e08602ec2cb7bbc8d88167c88c60ec579686f0b545ba17fcd6ba3749f01b783d2dc788e642931729905ab84207ebe38f86cbd4f8bef08d8bb8f
SSDEEP 384:TMLWCpCJ6xhD8+kg7QpFls56uDo4WEpF5Z1BRIqd8jXU3bj2OTo:uzZj8+d7QpFHuDoTOFPfL3bj7
TLSH
T160A2D04AB3ABCCFBEB560A36728E152D130571F003C79A04BF48548BAC4EAD09C95F6D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery execution upx

Malware Config

Signatures

Stops running service(s) 4 TTPs
defense_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
behavioral1/memory/2964-0-0x0000000000690000-0x00000000006AF000-memory.dmp	upx
behavioral1/memory/2964-11-0x0000000000690000-0x00000000006AF000-memory.dmp	upx

Launches sc.exe 4 IoCs

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

pid	Process
1344	sc.exe
1656	sc.exe
4336	sc.exe
3816	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	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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.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_DADY&PROD_HL-DT-ST_DVD+-RW\4&215468A5&0&010000	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\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
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2964	rundll32.exe
Token: SeAuditPrivilege	4380	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 2964	4640	rundll32.exe	85
PID 2964 wrote to memory of 4920	2964	rundll32.exe	86
PID 2964 wrote to memory of 1656	2964	rundll32.exe	90
PID 2964 wrote to memory of 4336	2964	rundll32.exe	92
PID 2964 wrote to memory of 3816	2964	rundll32.exe	96
PID 2964 wrote to memory of 1344	2964	rundll32.exe	99

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Agent.zvsp.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Agent.zvsp.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:2964
- - C:\Windows\SysWOW64\reg.exe
    C:\Windows\System32\reg.exe import "C:\Users\Admin\rasi.avi"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4920
- - 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:1656
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe stop PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4336
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe start PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:3816
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe stop PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:1344

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4380

Network

MITRE ATT&CK Enterprise v16

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

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Downloads

Drv.sys

Path C:\Users\Admin\AppData\Roaming\Drv.sys
Size 3KB
SHA256 613d8ec9817ff013c16a4e6ddfa725c1886bdcd0ea754762576b97e9ae630ea2
MD5 134732680b3e0292226ccd938b4a0c8a
SHA1 bafced782e558de1ab481f698cfeab599b4b06d7
SHA512 e8a095c80668ab316ef262069b41930793d39d0a73e05f336520092aa0b03f216589da594ad98e6b788863cb57a92ebd14cd0dbdfd6e2a35af7ef226495b430f
TLSH
T1D981A3802205A7F0CDEC1870BDA395C7E6F328A2959BDB0A265060CE7E3C7406026E1F
MD5 SHA1 SHA512 TLSH

Submit Download

rasi.avi

Path C:\Users\Admin\rasi.avi
Size 56KB
SHA256 59b9dc39d69f8b0aa350f550e42e632b396237865776d0ce75477f8fe3f9016f
MD5 bc8025bc98da7f4ed891c9f9991d3ff1
SHA1 70a69a7fcebe9b43f00a1fa713e3a0621bf3ac6d
SHA512 7f772261e003d2df9162ae4aeaab2bda674ee2721b3300cc8b2a2f4904af6bc9c565c7f2c3e67a7394eb1a387860a2544fc5bdc3e6de384b664f8d232ad6acf5
SSDEEP 384:TYC0Yj2XvJtOMJkjT0VAC9w5SSIf5GpbKV0VAC9w5SSIf5GpGp0VAC9w5SSIf5GN:TYCXgtzUK82UWnpUnmV9E8U5
TLSH
T17E433236DBA5205682F78D78CEF24067EE6A3907363CDC4E54C22F4A0A93E4D686175F
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2964-0-0x0000000000690000-0x00000000006AF000-memory.dmp

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memory/2964-11-0x0000000000690000-0x00000000006AF000-memory.dmp

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