2edc5a1438a0e4592234cb536dd5e083ffa2e1f96565c63f2b94be8b15d2aade

Analysis

max time kernel
149s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/08/2026, 15:51

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General

Target
572E2FD731B422C9849D65455E16B42A.dll
Size 5.8MB
Sample260818-tapjravfra
SHA256 2edc5a1438a0e4592234cb536dd5e083ffa2e1f96565c63f2b94be8b15d2aade
MD5 572e2fd731b422c9849d65455e16b42a
SHA1 cc566593bf9f06b057b7ba85a27ab1dd6055ef5d
SHA512 117d18b3538c14176e7e915f56a20d5efe1235563a679c427807b24c061f69b4b9bd76492bb73338b2f6dca4e5954c3477998bad282b922cf6f7d0e72a61694d
SSDEEP 98304:dslOw/acVlIX6iTfjHCQCazaDkQAFXDxzSvZ4OiZrq1DfPHNADtV6v+zM+rwroD9:dss5UalCaza2JtOvZ4O7NADtV6v+zZRR
TLSH
T15C56D0123C5C1066E41A0330DE69A2FCF6BE6C663B30D29711A0F6BDED71B425A546FB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

defense_evasion discovery execution

Malware Config

Signatures

Badlisted process makes network request 4 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
7	2884	rundll32.exe
9	2884	rundll32.exe
10	2884	rundll32.exe
11	2884	rundll32.exe

Executes dropped EXE 1 IoCs

pid	Process
5980	rundll32.exe

Enumerates connected drives 3 TTPs 22 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:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\D:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe

Looks up external IP address via web service 1 TTPs 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

discovery

Internet Connection Discovery

T1016.001

flow	ioc
1	api.ipify.org
10	api.ipify.org

Discovers running processes 1 TTPs 3 IoCs

Running process information can be used to identify security tools or plan follow-on actions.

discovery

Process Discovery

T1057

pid	Process
2508	tasklist.exe
5620	tasklist.exe
1228	tasklist.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\rundll32.exe	rundll32.exe

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
5676	cmd.exe
3404	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 14 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	find.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	find.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tasklist.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	find.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tasklist.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tasklist.exe

Delays execution with timeout.exe 3 IoCs

defense_evasion

pid	Process
3664	timeout.exe
3884	timeout.exe
3736	timeout.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
5052	taskkill.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe
2884	rundll32.exe

Suspicious use of AdjustPrivilegeToken 44 IoCs

description	pid	Process
Token: SeDebugPrivilege	5052	taskkill.exe
Token: SeDebugPrivilege	2508	tasklist.exe
Token: SeDebugPrivilege	2884	rundll32.exe
Token: SeLoadDriverPrivilege	2884	rundll32.exe
Token: SeTakeOwnershipPrivilege	2884	rundll32.exe
Token: SeIncBasePriorityPrivilege	2884	rundll32.exe
Token: SeTcbPrivilege	2884	rundll32.exe
Token: SeDebugPrivilege	2884	rundll32.exe
Token: SeCreateTokenPrivilege	2884	rundll32.exe
Token: SeAssignPrimaryTokenPrivilege	2884	rundll32.exe
Token: SeLockMemoryPrivilege	2884	rundll32.exe
Token: SeIncreaseQuotaPrivilege	2884	rundll32.exe
Token: SeMachineAccountPrivilege	2884	rundll32.exe
Token: SeTcbPrivilege	2884	rundll32.exe
Token: SeSecurityPrivilege	2884	rundll32.exe
Token: SeTakeOwnershipPrivilege	2884	rundll32.exe
Token: SeLoadDriverPrivilege	2884	rundll32.exe
Token: SeSystemProfilePrivilege	2884	rundll32.exe
Token: SeSystemtimePrivilege	2884	rundll32.exe
Token: SeProfSingleProcessPrivilege	2884	rundll32.exe
Token: SeIncBasePriorityPrivilege	2884	rundll32.exe
Token: SeCreatePagefilePrivilege	2884	rundll32.exe
Token: SeCreatePermanentPrivilege	2884	rundll32.exe
Token: SeBackupPrivilege	2884	rundll32.exe
Token: SeRestorePrivilege	2884	rundll32.exe
Token: SeShutdownPrivilege	2884	rundll32.exe
Token: SeDebugPrivilege	2884	rundll32.exe
Token: SeAuditPrivilege	2884	rundll32.exe
Token: SeSystemEnvironmentPrivilege	2884	rundll32.exe
Token: SeChangeNotifyPrivilege	2884	rundll32.exe
Token: SeRemoteShutdownPrivilege	2884	rundll32.exe
Token: SeUndockPrivilege	2884	rundll32.exe
Token: SeSyncAgentPrivilege	2884	rundll32.exe
Token: SeEnableDelegationPrivilege	2884	rundll32.exe
Token: SeManageVolumePrivilege	2884	rundll32.exe
Token: SeImpersonatePrivilege	2884	rundll32.exe
Token: SeCreateGlobalPrivilege	2884	rundll32.exe
Token: 31	2884	rundll32.exe
Token: 32	2884	rundll32.exe
Token: 33	2884	rundll32.exe
Token: 34	2884	rundll32.exe
Token: 35	2884	rundll32.exe
Token: SeDebugPrivilege	5620	tasklist.exe
Token: SeDebugPrivilege	1228	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2884	rundll32.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 2884	1860	rundll32.exe	89
PID 2884 wrote to memory of 5052	2884	rundll32.exe	91
PID 2884 wrote to memory of 5676	2884	rundll32.exe	93
PID 5676 wrote to memory of 3404	5676	cmd.exe	95
PID 3404 wrote to memory of 2508	3404	cmd.exe	96
PID 3404 wrote to memory of 4460	3404	cmd.exe	97
PID 3404 wrote to memory of 3664	3404	cmd.exe	98
PID 3404 wrote to memory of 5620	3404	cmd.exe	102
PID 3404 wrote to memory of 972	3404	cmd.exe	103
PID 3404 wrote to memory of 3884	3404	cmd.exe	104
PID 3404 wrote to memory of 1228	3404	cmd.exe	105
PID 3404 wrote to memory of 3504	3404	cmd.exe	106
PID 3404 wrote to memory of 3736	3404	cmd.exe	107

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\572E2FD731B422C9849D65455E16B42A.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\572E2FD731B422C9849D65455E16B42A.dll,#1
  2⤵
  - Badlisted process makes network request
  - Enumerates connected drives
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2884
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im cmd.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5052
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c start "" /B cmd /C C:\Users\Admin\AppData\Local\Temp\BC2411DEE9DC\BC2411DEE9DC.CMD
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5676
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /C C:\Users\Admin\AppData\Local\Temp\BC2411DEE9DC\BC2411DEE9DC.CMD
      4⤵
      Executes a command shell one-liner
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3404
    - - C:\Windows\SysWOW64\tasklist.exe
        
        TASKLIST /FI "IMAGENAME eq rundll32.exe" /FO CSV
        5⤵
        Discovers running processes
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:2508
    - - C:\Windows\SysWOW64\find.exe
        
        FIND /I "rundll32.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:4460
    - - C:\Windows\SysWOW64\timeout.exe
        
        TIMEOUT /t 60 /nobreak
        5⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:3664
    - - C:\Windows\SysWOW64\tasklist.exe
        
        TASKLIST /FI "IMAGENAME eq rundll32.exe" /FO CSV
        5⤵
        Discovers running processes
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:5620
    - - C:\Windows\SysWOW64\find.exe
        
        FIND /I "rundll32.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:972
    - - C:\Windows\SysWOW64\timeout.exe
        
        TIMEOUT /t 60 /nobreak
        5⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:3884
    - - C:\Windows\SysWOW64\tasklist.exe
        
        TASKLIST /FI "IMAGENAME eq rundll32.exe" /FO CSV
        5⤵
        Discovers running processes
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:1228
    - - C:\Windows\SysWOW64\find.exe
        
        FIND /I "rundll32.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3504
    - - C:\Windows\SysWOW64\timeout.exe
        
        TIMEOUT /t 60 /nobreak
        5⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:3736

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5980

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

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

Command and Control

Exfiltration

Impact

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Downloads

BC2411DEE9DC.CMD

Path C:\Users\Admin\AppData\Local\Temp\BC2411DEE9DC\BC2411DEE9DC.CMD
Size 1KB
SHA256 ed60f0e48d47f14f02abf29c1c064eab0a0300daea20ad0e7bfcdd188429bc4b
MD5 2bbc21d7efce7c0763b6ab909af5caba
SHA1 fff0290544c61ed907d3f170001494e6aba8bf40
SHA512 1c9298fe94ce7e84922601b85a2b0dc33af5a52d7332ee32459c396a8c840c0eff90cec375a07077c7699a1b1cc2614e135dc364885f48f2c5feae6d8b305382
TLSH
T18E31C09EC4074D1D431542EF174ACC5FC640E047EE85B190B5D85B8123C599E1965BEE
MD5 SHA1 SHA512 TLSH

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rundll32.exe

Path C:\Windows\SysWOW64\rundll32.exe
Size 51KB
SHA256 ce6bb7eddc83762c708d4a41709ae00371dbdc09b2a380f28fa60b1edf917473
MD5 2e068ce2770fde8d1af4cb114b98df1f
SHA1 b6f9c2775babb025b22f915c3047aa627d07c312
SHA512 998d695eb56375e63df7db16740b89deb2cf630ccbead8bcf84a921ec6f4a4f9aef2755b703f7190f332b2008ebcc949363bcf8f392d7d07246c255b5073ed35
SSDEEP 1536:6G9yoVEpHP29I3fbcJboSUge5N+CnC/maz9Rh:8pv2mbcJboce58wvOR
TLSH
T137336C236A0A49B3DFE231780A9D7232526DD862075541F7A61057EAFD243E2EE743CF
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2884-6-0x0000000004B60000-0x0000000004BB8000-memory.dmp

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memory/2884-7-0x0000000004B60000-0x0000000004BB8000-memory.dmp

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memory/2884-9-0x0000000004B60000-0x0000000004BB8000-memory.dmp

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memory/2884-10-0x0000000004B60000-0x0000000004BB8000-memory.dmp

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memory/2884-11-0x0000000004B60000-0x0000000004BB8000-memory.dmp

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