85f91e89d0cb9b2c5459c81f00328e9f5dd6c3cbfd070da294b79eff89269987

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
23/08/2026, 19:42

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General

Target
2026-08-23_d4b29801a78cd49b886e079ee9b0ed50_coinminer_elex_upatre_wannacry.exe
Size 84KB
Sample260823-ye23vsvtbx
SHA256 85f91e89d0cb9b2c5459c81f00328e9f5dd6c3cbfd070da294b79eff89269987
MD5 d4b29801a78cd49b886e079ee9b0ed50
SHA1 6a5dac36c16223705dbaa459c89da614c9fa498b
SHA512 6b07eb33b403b1cab8bc1a583a6787991cf36cdc39832f906f077f08f79e028815d47fdd5ab4b7eda1ecaaed7f1850386e73f642a38ff70ca03b532e60e47855
SSDEEP 1536:skEuA5QBG7O0ZMhVsQMMvuI2jO1f+f5bD9Mp:FBffhVi2r2jOV+fpD9Mp
TLSH
T17D837C30ABC849B1F2A7CD3A10BAB2978032BD716B16468F7494757805B3F71B77C958
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery

Malware Config

Signatures

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral2/files/0x000b000000016ce7-4.dat	UPX

Executes dropped EXE 1 IoCs

pid	Process
4296	ieupdate.exe

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

System Information Discovery
T1082

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	2026-08-23_d4b29801a78cd49b886e079ee9b0ed50_coinminer_elex_upatre_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ieupdate.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4288 wrote to memory of 4296	4288	2026-08-23_d4b29801a78cd49b886e079ee9b0ed50_coinminer_elex_upatre_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-23_d4b29801a78cd49b886e079ee9b0ed50_coinminer_elex_upatre_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-23_d4b29801a78cd49b886e079ee9b0ed50_coinminer_elex_upatre_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4288
- C:\Users\Admin\AppData\Local\Temp\ieupdate.exe
  "C:\Users\Admin\AppData\Local\Temp\ieupdate.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4296

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

ieupdate.exe

Path C:\Users\Admin\AppData\Local\Temp\ieupdate.exe
Size 85KB
SHA256 d4eed7938ceb7dd597c494a37edfa9921ea264fa2f40d00a9141d5c861e5dd83
MD5 89e03a45f9c6ee02ae5bbfd485570ece
SHA1 81cdb9b55686d82c0f465db1972cae175befe15f
SHA512 038f38a666fd2113d2568c09b14f9cf904c96f9bf1fe1f223cc7f7f351fb97146ecdfd42e98fbe01c1b29993961dc1e8c81c135727a5b522b646991c6c7977de
SSDEEP 1536:skEuA5QBG7O0ZMhVsQMMvuI2jO1f+f5bD9M1:FBffhVi2r2jOV+fpD9M1
TLSH
T11A837C30ABC849B1F2A7CD3A10BAB2978032BD716B16468F7494757805B3F72B77C958
MD5 SHA1 SHA512 SSDEEP TLSH

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