1a8539c868003c2ac0fdb96216df78ee81de5a7d41cf1e3670e2a7469de328b6

Analysis

max time kernel
149s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
14/10/2026, 00:48

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General

Target
jaffacakes118_HEUR.Trojan.Win32.Generic.dll
Size 21KB
Sample261014-a56a7set9m
SHA256 1a8539c868003c2ac0fdb96216df78ee81de5a7d41cf1e3670e2a7469de328b6
MD5 2c9b1cf95c6a48ec67a7b6136854daad
SHA1 62c810ec4b60be545f2359969122efbf4f178710
SHA512 976769b16b2607da77a6a8b7a712c19deae2b913dad418542a7c6ccd50ad887ff33e534c848855586630745c7e4d1067bcac774ee8cd6c068d26eb2be4efe685
SSDEEP 384:HLWCpCJ6x37z8MxLvLW9GhOEv+fmuhx+VqC0eWPpnwDL9ADemjx5uo:rzZhFxLDW9Gc9fmuhxKqCCyL93mP
TLSH
T1C7A2D053528AFD6BD720163A978E13A9335129B7521FA764EB77046B9DCE0C04C10A5E
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/336-0-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/336-11-0x0000000000400000-0x000000000041F000-memory.dmp	upx

Launches sc.exe 4 IoCs

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

pid	Process
4560	sc.exe
2596	sc.exe
1164	sc.exe
4084	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\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
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe
336	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	336	rundll32.exe
Token: SeAuditPrivilege	1144	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4552 wrote to memory of 336	4552	rundll32.exe	88
PID 336 wrote to memory of 2900	336	rundll32.exe	90
PID 336 wrote to memory of 4560	336	rundll32.exe	92
PID 336 wrote to memory of 2596	336	rundll32.exe	94
PID 336 wrote to memory of 1164	336	rundll32.exe	96
PID 336 wrote to memory of 4084	336	rundll32.exe	99

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_HEUR.Trojan.Win32.Generic.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_HEUR.Trojan.Win32.Generic.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:336
- - C:\Windows\SysWOW64\reg.exe
    C:\Windows\System32\reg.exe import "C:\Users\Admin\qjdx.avi"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2900
- - 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:4560
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe stop PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2596
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe start PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:1164
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\System32\sc.exe stop PolicyAgent
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4084

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1144

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 d311539de0dc6aac7643494801d7cf5c534d6c1fee9882f45556d0f831f8c56e
MD5 1bf1c6bc35c3ce6b0d47234cf1abb35c
SHA1 c3add7c4f4153065dd7807fb891ced310c7d1de6
SHA512 b8df7b6a23869a7fba203e7e5941c48492722c4ce30f6f64e6646104e35c91fcaaac047a060b1b92ec567fde69cc4781b113f23990dd9e0f96f3c5fe2c27cb8f
TLSH
T1F77195D1A24967F2EA3CF4704687369152B3A850E296D7092933704F3E38364B0223CB
MD5 SHA1 SHA512 TLSH

Submit Download

qjdx.avi

Path C:\Users\Admin\qjdx.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/336-0-0x0000000000400000-0x000000000041F000-memory.dmp

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memory/336-11-0x0000000000400000-0x000000000041F000-memory.dmp

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