83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98

Analysis

max time kernel
149s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
24/09/2026, 03:59

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General

Target
jaffacakes118_83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98.exe
Size 5KB
Sample260924-ej4mpsde73
SHA256 83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98
MD5 4c179315ff536ba9da60506f01253c61
SHA1 bd0a14424d205cffc9151a0298a18a76ad0edc46
SHA512 dd5698048451260eb1a2d71a991e340b3ff723a01ff639d1d83389bf9cb6c22684d324c6902d82355ecfc65d9d7f0b387cd9a314a4ba3a54c89c0fdb0541d264
SSDEEP 48:6I3qfkkoOnych7e94J6gBoKtnwliQqbDDd2gj3c5uMwucoBgvPmhgUn:ZafHfRMYQTiQqvDQgjc5bwulKK
TLSH
T1E4B10B439B9530E2FB7A067804CB213A2771306403BA46F75237EA6ADDE534D741979D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery persistence trojan

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4996	IEXPLORE.EXE

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Internet Explorer = "C:\\Windows\\system32\\IEXPLORE.EXE"	IEXPLORE.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Internet Explorer = "C:\\Windows\\system32\\IEXPLORE.EXE"	jaffacakes118_83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	IEXPLORE.EXE

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\IEXPLORE.EXE	IEXPLORE.EXE
File created	C:\Windows\SysWOW64\IEXPLORE.EXE	jaffacakes118_83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98.exe
File opened for modification	C:\Windows\SysWOW64\IEXPLORE.EXE	jaffacakes118_83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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_83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1180 wrote to memory of 4996	1180	jaffacakes118_83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98.exe	88

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Windows\SysWOW64\IEXPLORE.EXE
  C:\Windows\system32\IEXPLORE.EXE
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:4996

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 Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

IEXPLORE.EXE

Path C:\Windows\SysWOW64\IEXPLORE.EXE
Size 5KB
SHA256 83fb99e2de51c6e53b100fdefadf33d5c1ead620dcf65432b76af3f85becae98
MD5 4c179315ff536ba9da60506f01253c61
SHA1 bd0a14424d205cffc9151a0298a18a76ad0edc46
SHA512 dd5698048451260eb1a2d71a991e340b3ff723a01ff639d1d83389bf9cb6c22684d324c6902d82355ecfc65d9d7f0b387cd9a314a4ba3a54c89c0fdb0541d264
SSDEEP 48:6I3qfkkoOnych7e94J6gBoKtnwliQqbDDd2gj3c5uMwucoBgvPmhgUn:ZafHfRMYQTiQqvDQgjc5bwulKK
TLSH
T1E4B10B439B9530E2FB7A067804CB213A2771306403BA46F75237EA6ADDE534D741979D
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads