01a093b36684a6d19f8af0911a07617457c9b28d9856ccb7cffd882572c0a52a

Analysis

user interaction
yes
max time kernel
149s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
19/04/2026, 04:25

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General

Target
EsoBR.zip
Size 82KB
Sample260419-e2fnlahw41
SHA256 01a093b36684a6d19f8af0911a07617457c9b28d9856ccb7cffd882572c0a52a
MD5 05e5b4513fc8df5beebdafdc59b69b96
SHA1 d42a4dd9b711fd8ee3e48fa91ed4146a438f6dfa
SHA512 db49e1abd4a555eef1f385f2fc41699e507d2eb517f04f62541076856e3225f8939fba6e200c5906f018e41e4e5e7bfe77b1524209a223119704e02bbb3e9f1c
SSDEEP 1536:SrRL/X//////m/EQLnD3FWjqgp2jeRupxI9seAu606cZGlIcEbtmnWfvtcOrGKT8:Ql/X//////m/EIkqBrI3Au606cElR0fi
TLSH
T16983F1E7C26AF801ED7E753C854B83DA81D687104C05CECF229D1E9D365F2B56B62AC4
MD5 SHA1 SHA512 SSDEEP TLSH

Score

1^/10

Malware Config

Signatures

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	taskmgr.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName	taskmgr.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	taskmgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	taskmgr.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	taskmgr.exe
Token: SeSystemProfilePrivilege	2244	taskmgr.exe
Token: SeCreateGlobalPrivilege	2244	taskmgr.exe
Token: 33	2244	taskmgr.exe
Token: SeIncBasePriorityPrivilege	2244	taskmgr.exe

Suspicious use of FindShellTrayWindow 40 IoCs

pid	Process
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe

Suspicious use of SendNotifyMessage 40 IoCs

pid	Process
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe
2244	taskmgr.exe

C:\Windows\Explorer.exe
C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\EsoBR.zip
1⤵
PID:4976

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
1⤵
- Checks SCSI registry key(s)
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2244

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4328

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2244-12-0x000001EB4C200000-0x000001EB4C201000-memory.dmp

Download

memory/2244-2-0x000001EB4C200000-0x000001EB4C201000-memory.dmp

Download

memory/2244-3-0x000001EB4C200000-0x000001EB4C201000-memory.dmp

Download

memory/2244-1-0x000001EB4C200000-0x000001EB4C201000-memory.dmp

Download

memory/2244-7-0x000001EB4C200000-0x000001EB4C201000-memory.dmp

Download

memory/2244-13-0x000001EB4C200000-0x000001EB4C201000-memory.dmp

Download

memory/2244-11-0x000001EB4C200000-0x000001EB4C201000-memory.dmp

Download

memory/2244-10-0x000001EB4C200000-0x000001EB4C201000-memory.dmp

Download

memory/2244-9-0x000001EB4C200000-0x000001EB4C201000-memory.dmp

Download

memory/2244-8-0x000001EB4C200000-0x000001EB4C201000-memory.dmp

Download

memory/2244-14-0x000001EB47D70000-0x000001EB47DDB000-memory.dmp

Download

memory/2244-15-0x000001EB47D70000-0x000001EB47DDB000-memory.dmp

Download

memory/4976-0-0x0000000000DA0000-0x0000000000E0B000-memory.dmp

Download