21b08036c9f914d00ae72bddb4ab9268f6411871e8a28b5be274ffa4ec99cfd3

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
06/07/2026, 09:38

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General

Target
21b08036c9f914d00ae72bddb4ab9268f6411871e8a28b5be274ffa4ec99cfd3.exe
Size 8.4MB
Sample260706-ll2dpac13v
SHA256 21b08036c9f914d00ae72bddb4ab9268f6411871e8a28b5be274ffa4ec99cfd3
MD5 107f97ac34997d515d23aa04443ff7b6
SHA1 91e59373ce744f567d0faad31dceb4b3386a5873
SHA512 429ffe0221b526c8145dfef63e6c044a152ca86f94095cde673d95f4d30ce6eb9b00571bfc6422b4c3782357a0bab7ec5815836841a8f8750dbbbb6e72a89aef
SSDEEP 196608:XZGTqrHTY9TLffzJkuKfE2MY5Syqc5lQd/YWqbrCiNtpkXaMdFi0iYJEi:pmqTTCTLfhK3MsSynMFYWCOiNMXi0ci
TLSH
T1789623F6D88C5858EA910EB87338EDD0A11A7A32CDB5A0AE5F0185B51C3A7F1C574D8F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dlcoer.dll	21b08036c9f914d00ae72bddb4ab9268f6411871e8a28b5be274ffa4ec99cfd3.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4236-14-0x00000000000F0000-0x0000000000F85000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	21b08036c9f914d00ae72bddb4ab9268f6411871e8a28b5be274ffa4ec99cfd3.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
6032	4236	WerFault.exe	87

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	21b08036c9f914d00ae72bddb4ab9268f6411871e8a28b5be274ffa4ec99cfd3.exe

C:\Users\Admin\AppData\Local\Temp\21b08036c9f914d00ae72bddb4ab9268f6411871e8a28b5be274ffa4ec99cfd3.exe
"C:\Users\Admin\AppData\Local\Temp\21b08036c9f914d00ae72bddb4ab9268f6411871e8a28b5be274ffa4ec99cfd3.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4236
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4236 -s 536
  2⤵
  - Program crash
  PID:6032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4236 -ip 4236
1⤵
PID:6968

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/4236-14-0x00000000000F0000-0x0000000000F85000-memory.dmp

Download

memory/4236-15-0x0000000000F83000-0x0000000000F84000-memory.dmp