1f5a1aa11e0a1daf7e4da664145635ca7a86ac2d9c772949bd603854b699531c

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
10/09/2026, 03:58

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General

Target
jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe
Size 10.4MB
Sample260910-ejjyaswhla
SHA256 1f5a1aa11e0a1daf7e4da664145635ca7a86ac2d9c772949bd603854b699531c
MD5 a7add5a2dcf0b0143217d6069129c409
SHA1 e7e737f2c323b959a4ce95a958f2dca547d03eb4
SHA512 df4e89b586b14530adb963110c8e424bbbd7a6c2dfac2b05734dd76adaaf2782b134064cfa7809b768b23a0d1f49e7eabd3895d296c6ff33788d72c599ba2ca5
SSDEEP 12288:Yf//K/GBRLjhZDP4PyMRmakwVXF8ECC++nb3VfMjMLBdNs1g5GOw8KfgncPlqHvL:YX/KeBR/hly4YVYg
TLSH
T1BAB627391D6F5EE7F2E9CE31E5DC935138DB65322580B7AF7383020E066F581A4A8D1A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
2688	audiod.exe
536	audiod.exe
1684	audiod.exe
5100	audiod.exe

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-1-5-21-889581200-2041691093-2048517887-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Audio Device Graph = "C:\\Users\\Admin\\AppData\\Local\\Temp\\audiod.exe"	audiod.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3636 set thread context of 1276	3636	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe	85
PID 2688 set thread context of 536	2688	audiod.exe	87
PID 1684 set thread context of 5100	1684	audiod.exe	93

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5092	536	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 4 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	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	audiod.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	audiod.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
536	audiod.exe
536	audiod.exe
536	audiod.exe
536	audiod.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3636	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe
2688	audiod.exe
1684	audiod.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 3636 wrote to memory of 1276	3636	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe	85
PID 3636 wrote to memory of 1276	3636	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe	85
PID 3636 wrote to memory of 1276	3636	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe	85
PID 3636 wrote to memory of 1276	3636	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe	85
PID 3636 wrote to memory of 1276	3636	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe	85
PID 3636 wrote to memory of 1276	3636	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe	85
PID 3636 wrote to memory of 1276	3636	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe	85
PID 1276 wrote to memory of 2688	1276	jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe	86
PID 2688 wrote to memory of 536	2688	audiod.exe	87
PID 2688 wrote to memory of 536	2688	audiod.exe	87
PID 2688 wrote to memory of 536	2688	audiod.exe	87
PID 2688 wrote to memory of 536	2688	audiod.exe	87
PID 2688 wrote to memory of 536	2688	audiod.exe	87
PID 2688 wrote to memory of 536	2688	audiod.exe	87
PID 2688 wrote to memory of 536	2688	audiod.exe	87
PID 1684 wrote to memory of 5100	1684	audiod.exe	93
PID 1684 wrote to memory of 5100	1684	audiod.exe	93
PID 1684 wrote to memory of 5100	1684	audiod.exe	93
PID 1684 wrote to memory of 5100	1684	audiod.exe	93
PID 1684 wrote to memory of 5100	1684	audiod.exe	93
PID 1684 wrote to memory of 5100	1684	audiod.exe	93
PID 1684 wrote to memory of 5100	1684	audiod.exe	93

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3636
- C:\Users\Admin\AppData\Local\Temp\jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe
  "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_[IT]IncrediMail Xe Premium v 5 8 5 Build 3849.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1276
- - C:\Users\Admin\AppData\Local\Temp\audiod.exe
    "C:\Users\Admin\AppData\Local\Temp\audiod.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2688
  - - C:\Users\Admin\AppData\Local\Temp\audiod.exe
      "C:\Users\Admin\AppData\Local\Temp\audiod.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious behavior: EnumeratesProcesses
      PID:536
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 536 -s 488
        5⤵
        Program crash
        
        PID:5092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 536 -ip 536
1⤵
PID:4816

C:\Users\Admin\AppData\Local\Temp\audiod.exe
C:\Users\Admin\AppData\Local\Temp\audiod.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Users\Admin\AppData\Local\Temp\audiod.exe
  "C:\Users\Admin\AppData\Local\Temp\audiod.exe"
  2⤵
  - Executes dropped EXE
  PID:5100

Network

MITRE ATT&CK Enterprise v16

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

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

audiod.exe

Path C:\Users\Admin\AppData\Local\Temp\audiod.exe
Size 10.4MB
SHA256 1f5a1aa11e0a1daf7e4da664145635ca7a86ac2d9c772949bd603854b699531c
MD5 a7add5a2dcf0b0143217d6069129c409
SHA1 e7e737f2c323b959a4ce95a958f2dca547d03eb4
SHA512 df4e89b586b14530adb963110c8e424bbbd7a6c2dfac2b05734dd76adaaf2782b134064cfa7809b768b23a0d1f49e7eabd3895d296c6ff33788d72c599ba2ca5
SSDEEP 12288:Yf//K/GBRLjhZDP4PyMRmakwVXF8ECC++nb3VfMjMLBdNs1g5GOw8KfgncPlqHvL:YX/KeBR/hly4YVYg
TLSH
T1BAB627391D6F5EE7F2E9CE31E5DC935138DB65322580B7AF7383020E066F581A4A8D1A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/536-17-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/536-18-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/536-19-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/536-29-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/1276-3-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/1276-2-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/1276-4-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/1276-8-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/1276-12-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/5100-26-0x0000000000400000-0x000000000187B000-memory.dmp

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memory/5100-28-0x0000000000400000-0x000000000187B000-memory.dmp

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