162688c318e7fbc4a6e55628f16bb78a432087b16835952aa2629a1c613b8d84

Analysis

max time kernel
148s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/10/2026, 04:25

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General

Target
jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe
Size 316KB
Sample261016-e2e23ag16s
SHA256 162688c318e7fbc4a6e55628f16bb78a432087b16835952aa2629a1c613b8d84
MD5 b83b041b8197ee54282146fdac844828
SHA1 46f212484a6d2e397fe4fa3b4a71d1749245996b
SHA512 3c4a29a78d4865f7a2e24c9c0c5ee2a3f310ff9e098b2a70ae92872493884ce1c67b774a908147d39939833b5b20b9c887b187cfceefc74b64173bfb27db6bd4
SSDEEP 6144:S3PUUVj16sMaLKeNLLXvwl2ttaN267WutEd9bf:2FJ1dMHuLYfg66uc
TLSH
T13464E023F644AC55FFED73B08E8682647045FE6A8C12E81731DDEAAE1D23A015934F5B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3012 set thread context of 3940	3012	jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe	89

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3940-3-0x0000000000400000-0x000000000043D000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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-Ransom.Win32.Zerber.dxcy.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3012	jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 3940	3012	jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe	89
PID 3012 wrote to memory of 3940	3012	jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe	89
PID 3012 wrote to memory of 3940	3012	jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe	89
PID 3012 wrote to memory of 3940	3012	jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe	89

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe
  "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Ransom.Win32.Zerber.dxcy.exe"
  2⤵
  PID:3940

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3012-2-0x00000000022A0000-0x00000000022A5000-memory.dmp

Download

memory/3940-3-0x0000000000400000-0x000000000043D000-memory.dmp