43bd48c1b4c045d76109209c755ff042b62b2af62f640179e8056926dcbe2dce

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
18/10/2026, 16:49

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General

Target
jaffacakes118_Trojan.Win32.Inject.lcoa.exe
Size 5.2MB
Sample261018-vb7mdse16j
SHA256 43bd48c1b4c045d76109209c755ff042b62b2af62f640179e8056926dcbe2dce
MD5 1945cb7f3632387bb1d5531eddea68db
SHA1 49bda528e50b3a64252cda31a60132115886bb38
SHA512 f1bb6a2b2aa63e7f495c0ecd63855a0151111adc2ce358a2a07a9f375b2729ada560603c1a3a6b04cb0daec9dca52404371914d4142182db093318f66efb567c
SSDEEP 98304:KgEbfd85Ewz8V3xug+XGxoWh03BhS5by45mWd0DrrGYaZ9HE7+UChbt:K9bO9QxurIoAyBw5G45WiYKEqZB
TLSH
T120463314F4A280BEC804043CB5D8676785ACFF613A4AF692B7241C859EFC2B6FF16579
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-895009113-1202185046-1686627690-1000\Control Panel\International\Geo\Nation	jaffacakes118_Trojan.Win32.Inject.lcoa.exe

Executes dropped EXE 2 IoCs

pid	Process
1488	msisetup.exe
3264	msisetup.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1488 set thread context of 3264	1488	msisetup.exe	91

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	msisetup.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	msisetup.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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_Trojan.Win32.Inject.lcoa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msisetup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msisetup.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3264	msisetup.exe
3264	msisetup.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1488	msisetup.exe
3264	msisetup.exe
3264	msisetup.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 1488	2692	jaffacakes118_Trojan.Win32.Inject.lcoa.exe	86
PID 1488 wrote to memory of 3264	1488	msisetup.exe	91
PID 1488 wrote to memory of 3264	1488	msisetup.exe	91
PID 1488 wrote to memory of 3264	1488	msisetup.exe	91
PID 1488 wrote to memory of 3264	1488	msisetup.exe	91
PID 1488 wrote to memory of 3264	1488	msisetup.exe	91
PID 1488 wrote to memory of 3264	1488	msisetup.exe	91
PID 1488 wrote to memory of 3264	1488	msisetup.exe	91
PID 1488 wrote to memory of 3264	1488	msisetup.exe	91
PID 1488 wrote to memory of 3264	1488	msisetup.exe	91
PID 1488 wrote to memory of 3264	1488	msisetup.exe	91
PID 3264 wrote to memory of 1244	3264	msisetup.exe	93

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Inject.lcoa.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Inject.lcoa.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\msisetup.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\msisetup.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1488
- - C:\Users\Admin\AppData\Local\Temp\RarSFX0\msisetup.exe
    "C:\Users\Admin\AppData\Local\Temp\RarSFX0\msisetup.exe"
    3⤵
    - Executes dropped EXE
    - Reads the TCP/IP host and domain name from the registry
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3264
  - - C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      4⤵
      PID:1244

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
1⤵
PID:3000

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

msisetup.exe

Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\msisetup.exe
Size 15.7MB
SHA256 9bd78d2177d9589d35f51f0ede48ef972220dd3e93d8ae0843a9ebef0558e5fc
MD5 1ec4e40d9b683a69903f7426c273be53
SHA1 ae16e51b941c33fed090e78810f8c8dc978ca324
SHA512 a6e6fdbb9d90801eb0eec977e1363e4656053a9d0b1d7699535a75b1d0afc8e38cdcd9f34baaa9b091df87895797a6a1feee7c59842b8cb591f4c9c02ff9c819
SSDEEP 196608:48ux+SxqvgYZXH/xjJYTRexUBxOe/TRexUBxOe/TRexUBxOe:nHYqvpXHJjuF5rF5rF5
TLSH
T1E4F6D063B6C8653FC45A1E39483B961C993FBA213A1A8C5B67F80D4C8F35540293EF5B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1488-21-0x0000000000400000-0x00000000013CB000-memory.dmp

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memory/1488-12-0x0000000000B0D000-0x0000000000B0F000-memory.dmp

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memory/1488-13-0x0000000000400000-0x00000000013CB000-memory.dmp

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memory/2692-23-0x0000000000400000-0x0000000000420000-memory.dmp

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memory/2692-22-0x0000000000400000-0x0000000000420000-memory.dmp

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memory/3264-27-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-30-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-16-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-18-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-17-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-24-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-25-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-26-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-14-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-28-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-29-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-20-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-31-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-32-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-33-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-34-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-35-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-36-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-37-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-38-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-39-0x0000000000400000-0x0000000000CAF000-memory.dmp

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memory/3264-40-0x0000000000400000-0x0000000000CAF000-memory.dmp

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