496c103db9fe25e45c8a15292847a9f4dc384d51d882f77097a789ae206ccdfd

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
21/04/2026, 09:45

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General

Target
2026-04-21_436da7b48e9679cf172f061e0da63561_coinminer_elex_wannacry.exe
Size 586KB
Sample260421-lrbefsct3r
SHA256 496c103db9fe25e45c8a15292847a9f4dc384d51d882f77097a789ae206ccdfd
MD5 436da7b48e9679cf172f061e0da63561
SHA1 4b09719f2e409810250559de8fe792ab8b28ea44
SHA512 a2326e46201319ae11b38f7de37c91f3a4efbda72740188de06e12068add9ec589a3df2068e3e95fd3cb13d75cf7af6f8fb1cf06e5bf46a56a9f1a8b2805e659
SSDEEP 6144:AhBqzw2w/0s/DbAgeonk7n7m8po+yUOKKNG0IxSjXKP+lA6:aqzw2wsEDbZ67fpLyUB/5qLlX
TLSH
T103D4AD13B2E4C855E1A22A32CC7667B0DEF5BED4D9358A1F5F843A0D2933E00A7157A7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

bootkit discovery persistence spyware stealer upx

Malware Config

Signatures

Custom signature

Detects executables containing base64 encoded User Agent 5 IoCs

resource	yara_rule
behavioral1/memory/1324-16-0x0000000010000000-0x0000000010052000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/1324-15-0x0000000010000000-0x0000000010052000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/1324-19-0x0000000010000000-0x0000000010052000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/1324-23-0x0000000010000000-0x0000000010052000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral1/memory/1324-29-0x0000000010000000-0x0000000010052000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

Custom signature

UPX dump on OEP (original entry point) 4 IoCs

resource	yara_rule
behavioral1/memory/928-0-0x0000000000400000-0x000000000048B000-memory.dmp	UPX
behavioral1/memory/928-2-0x0000000000400000-0x000000000048B000-memory.dmp	UPX
behavioral1/files/0x00120000000242bb-4.dat	UPX
behavioral1/memory/3864-18-0x0000000000400000-0x000000000048B000-memory.dmp	UPX

Deletes itself 1 IoCs

pid	Process
3864	tvvhjwpts.exe

Executes dropped EXE 2 IoCs

pid	Process
3864	tvvhjwpts.exe
1324	ijed.exe

Loads dropped DLL 1 IoCs

pid	Process
1324	ijed.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312252282-3884318443-358092420-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dtfd = "c:\\Program Files\\dueolj\\ijed.exe \"c:\\Program Files\\dueolj\\ijedn.dll\",DoAddToFavDlg"	ijed.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\b:	ijed.exe
File opened (read-only)	\??\e:	ijed.exe
File opened (read-only)	\??\g:	ijed.exe
File opened (read-only)	\??\l:	ijed.exe
File opened (read-only)	\??\m:	ijed.exe
File opened (read-only)	\??\q:	ijed.exe
File opened (read-only)	\??\r:	ijed.exe
File opened (read-only)	\??\k:	ijed.exe
File opened (read-only)	\??\n:	ijed.exe
File opened (read-only)	\??\s:	ijed.exe
File opened (read-only)	\??\w:	ijed.exe
File opened (read-only)	\??\x:	ijed.exe
File opened (read-only)	\??\z:	ijed.exe
File opened (read-only)	\??\h:	ijed.exe
File opened (read-only)	\??\j:	ijed.exe
File opened (read-only)	\??\p:	ijed.exe
File opened (read-only)	\??\u:	ijed.exe
File opened (read-only)	\??\v:	ijed.exe
File opened (read-only)	\??\y:	ijed.exe
File opened (read-only)	\??\a:	ijed.exe
File opened (read-only)	\??\i:	ijed.exe
File opened (read-only)	\??\o:	ijed.exe
File opened (read-only)	\??\t:	ijed.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	ijed.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/928-0-0x0000000000400000-0x000000000048B000-memory.dmp	upx
behavioral1/memory/928-2-0x0000000000400000-0x000000000048B000-memory.dmp	upx
behavioral1/files/0x00120000000242bb-4.dat	upx
behavioral1/memory/3864-18-0x0000000000400000-0x000000000048B000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\dueolj	tvvhjwpts.exe
File created	\??\c:\Program Files\dueolj\ijedn.dll	tvvhjwpts.exe
File created	\??\c:\Program Files\dueolj\ijed.exe	tvvhjwpts.exe
File opened for modification	\??\c:\Program Files\dueolj\ijed.exe	tvvhjwpts.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	2026-04-21_436da7b48e9679cf172f061e0da63561_coinminer_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tvvhjwpts.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ijed.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
708	cmd.exe
888	PING.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	ijed.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ijed.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
888	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1324	ijed.exe
1324	ijed.exe
1324	ijed.exe
1324	ijed.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1324	ijed.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
928	2026-04-21_436da7b48e9679cf172f061e0da63561_coinminer_elex_wannacry.exe
3864	tvvhjwpts.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 928 wrote to memory of 708	928	2026-04-21_436da7b48e9679cf172f061e0da63561_coinminer_elex_wannacry.exe	85
PID 708 wrote to memory of 888	708	cmd.exe	87
PID 708 wrote to memory of 3864	708	cmd.exe	88
PID 3864 wrote to memory of 1324	3864	tvvhjwpts.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-04-21_436da7b48e9679cf172f061e0da63561_coinminer_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-21_436da7b48e9679cf172f061e0da63561_coinminer_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:928
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\tvvhjwpts.exe "C:\Users\Admin\AppData\Local\Temp\2026-04-21_436da7b48e9679cf172f061e0da63561_coinminer_elex_wannacry.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:708
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:888
- - C:\Users\Admin\AppData\Local\Temp\tvvhjwpts.exe
    C:\Users\Admin\AppData\Local\Temp\\tvvhjwpts.exe "C:\Users\Admin\AppData\Local\Temp\2026-04-21_436da7b48e9679cf172f061e0da63561_coinminer_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3864
  - - \??\c:\Program Files\dueolj\ijed.exe
      "c:\Program Files\dueolj\ijed.exe" "c:\Program Files\dueolj\ijedn.dll",DoAddToFavDlg C:\Users\Admin\AppData\Local\Temp\tvvhjwpts.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Enumerates connected drives
      Writes to the Master Boot Record (MBR)
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1324

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

ijed.exe

Path C:\Program Files\dueolj\ijed.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
TLSH
T127532AC2FA00C171D4A7563019778F1A5766AC13DB728ACB94B0B4A41EB3291AD3E5FF
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

tvvhjwpts.exe

Path C:\Users\Admin\AppData\Local\Temp\tvvhjwpts.exe
Size 586KB
SHA256 fc418fec5e11aa69182e7b3d185acff6d0044d8f92f8d4201bdcc6b11bd08910
MD5 af4b80583898d1b88f73069629f47631
SHA1 f56f683c0ca772e36ef9e71dd9b4ca4ee15ee9f4
SHA512 f022a176b1fefd00caad33f62723e1e14840334d071d51226f40de3cc685c97dce010bb42b103b9993f10d48cf46b4343a41e4a7da4fe4e3ae3438dc5ed37927
SSDEEP 6144:AhBqzw2w/0s/DbAgeonk7n7m8po+yUOKKNG0IxSjXKP+lAT:aqzw2wsEDbZ67fpLyUB/5qLlk
TLSH
T119D4AD13B2E4C855E1A22A32CC7667B0DEF5BED4D9358A1F5F843A0D2933E00A7157A7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

ijedn.dll

Path \??\c:\Program Files\dueolj\ijedn.dll
Size 171KB
SHA256 ff553b836fc8c395eabd0d158b22e2c563c9277e6c72ac1fe52fd4badc1a33e3
MD5 2346ed9b94040341214273b8d1414af5
SHA1 dbaa9c7ebd3cf55ba861734361fba2acc8f33730
SHA512 6dc8d06cdfa0bc628463e6df67509cc268c0e16585113d1bd721f47c639c91acc90cce589bf4fcf9a6e38652a4a59c107761ddf05611f4ca6217d705cb11bcc2
SSDEEP 3072:R2Iz9CI8mUOtDDPwLkBLXLDFkKmvzXBpLHYmmO1QezRd7UcPa1xMjM72:Rjz9X8mXGUXVPmr9mOzRd7UcPKoMC
TLSH
T1AD0412B0F3F98759F0A716B70831597CC97638826329237FC2885A6EAC5442FF18D764
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/928-0-0x0000000000400000-0x000000000048B000-memory.dmp

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memory/928-2-0x0000000000400000-0x000000000048B000-memory.dmp

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memory/1324-15-0x0000000010000000-0x0000000010052000-memory.dmp

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memory/1324-17-0x0000000000D10000-0x0000000000D12000-memory.dmp

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memory/1324-16-0x0000000010000000-0x0000000010052000-memory.dmp

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memory/1324-14-0x0000000010000000-0x0000000010052000-memory.dmp

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memory/1324-19-0x0000000010000000-0x0000000010052000-memory.dmp

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memory/1324-20-0x0000000000E70000-0x0000000000EEA000-memory.dmp

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memory/1324-23-0x0000000010000000-0x0000000010052000-memory.dmp

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memory/1324-24-0x0000000000E70000-0x0000000000EEA000-memory.dmp

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memory/1324-29-0x0000000010000000-0x0000000010052000-memory.dmp

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memory/3864-18-0x0000000000400000-0x000000000048B000-memory.dmp

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memory/3864-10-0x00000000021E0000-0x000000000225A000-memory.dmp

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