e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c

General

Target

e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe
Size

48KB
MD5

d83cac8ac77e88472b7d1a46b4bdc006
SHA1

ae5b4606463ca36ae8785bfcbc47cc4dee9b1fb0
SHA256

e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c
SHA512

a1460605dccd2540394f8f3ee8ec0c2e1ffd8ffe42c25f72470089da247ebc7ef1587372847e42bab901dbdf665596dfd658b44ac04ae1d0f2adb8165be2922e
SSDEEP

768:zynb12Aw5J6HC4kq5Jp9bjAzhyY55J+NStcEeUlyqgZl4p67QhPC:Ub1MsHz3JDwhyWr+N95OTga67

Score

8^/10

discovery persistence

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remocte1\Parameters\ServiceDll = "C:\\Windows\\system32\\240626078.dll"	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe

Executes dropped EXE 1 IoCs

pid	Process
4904	Remocte1.exe

Loads dropped DLL 3 IoCs

pid	Process
4332	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe
1760	svchost.exe
4904	Remocte1.exe

Creates a Windows Service
persistence

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240626078.dll	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe
File created	C:\Windows\SysWOW64\Remocte1.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remocte1.exe	svchost.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 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	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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	Remocte1.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
5064	cmd.exe
3256	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3256	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4332	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe
4332	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4332	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4332	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4332 wrote to memory of 5064	4332	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe	87
PID 4332 wrote to memory of 5064	4332	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe	87
PID 4332 wrote to memory of 5064	4332	e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe	87
PID 5064 wrote to memory of 3256	5064	cmd.exe	90
PID 5064 wrote to memory of 3256	5064	cmd.exe	90
PID 5064 wrote to memory of 3256	5064	cmd.exe	90
PID 1760 wrote to memory of 4904	1760	svchost.exe	99
PID 1760 wrote to memory of 4904	1760	svchost.exe	99
PID 1760 wrote to memory of 4904	1760	svchost.exe	99

C:\Users\Admin\AppData\Local\Temp\e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe
"C:\Users\Admin\AppData\Local\Temp\e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Checks computer location settings
- Loads dropped DLL
- 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:4332
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\e1813b54272346a48364e789cb04bad5e292cbf3cc16057dc6435e965b377c0c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:5064
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:3256

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remocte1"
1⤵
PID:1508

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remocte1"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Windows\SysWOW64\Remocte1.exe
  C:\Windows\system32\Remocte1.exe "c:\windows\system32\240626078.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\240626078.dll

Filesize
25KB

MD5
2cf9e3986e417853e1133c1ca5908641

SHA1
a41b925eb8de7b64fefbf2a7a5377f5cae26c808

SHA256
9946f05522c001be2f44e3d71eea0ebf193d214d3cdd7ad2b5cd01fa3f50e1c2

SHA512
7b7c67b274e8dcd57d5214a923bca7299ef6deef4e4ac66b3c557ef9e3c8aa08e10da789f0a2c8c8d10d3544e052b8f456302a30ed337de283c11fe6308aab5e

Download Submit
C:\Windows\SysWOW64\Remocte1.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit

Analysis

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