93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e

General

Target

93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e.exe
Size

577KB
MD5

e9bd9c64632c5db5747b37b3454e6cfd
SHA1

94dd85e7e20b1b4a4a7b20b60532aa9cb6f045fa
SHA256

93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e
SHA512

35de0589431caa05e33c41efde0fa2f3888e79475d19d087d1aa4295686fb7e753245fad3451103436d62bb0f62fb291a661bb7c4a8a91e5670aead73958be59
SSDEEP

12288:YbD5arFJwK6hMJ6ZzHFZfc28beMGTfZuqb7t:rBJwdhMJ6ZzHrfcsMGTfZ5Pt

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1460	Webfrequency.exe

Loads dropped DLL 1 IoCs

pid	Process
2240	93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e.exe

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webdevelop = "C:\\Users\\Admin\\AppData\\Roaming\\Webdevelop\\Webfrequency.exe"	93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1460 set thread context of 2216	1460	Webfrequency.exe	32

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 3 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	93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Webfrequency.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 1460	2240	93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e.exe	31
PID 2240 wrote to memory of 1460	2240	93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e.exe	31
PID 2240 wrote to memory of 1460	2240	93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e.exe	31
PID 2240 wrote to memory of 1460	2240	93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e.exe	31
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32
PID 1460 wrote to memory of 2216	1460	Webfrequency.exe	32

C:\Users\Admin\AppData\Local\Temp\93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e.exe
"C:\Users\Admin\AppData\Local\Temp\93f4716eec9d3180c1c1e56b346b0b61be55fc5c7bd4ea0bf1413982c5fcb18e.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Users\Admin\AppData\Roaming\Webdevelop\Webfrequency.exe
  "C:\Users\Admin\AppData\Roaming\Webdevelop\Webfrequency.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1460
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\Webdevelop\Webfrequency.exe

Filesize
577KB

MD5
5254b7a2d977638ee2b00969bccd3df3

SHA1
cb032725e791ebf1b98a65f360e821e92a72bb93

SHA256
a457baa09e433b7629d36f6b0f5c7b7d046e7d702182f4c88dab082564f77c29

SHA512
44ca182c6cdbba9d3c7734074a1bd9f88a317bac2281b4d1aaca69ec8693babdfefe18a4644fad27b0b08fed35c3e18065f245c7b81b2c2d24c25e16053fa544

Download Submit
memory/1460-19-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1460-14-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1460-18-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1460-17-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/1460-16-0x0000000001240000-0x00000000012D4000-memory.dmp

Filesize
592KB

Download
memory/2216-33-0x00000000004C0000-0x00000000004E8000-memory.dmp

Filesize
160KB

Download
memory/2216-21-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2216-32-0x0000000004A80000-0x0000000004B2E000-memory.dmp

Filesize
696KB

Download
memory/2216-31-0x00000000003C0000-0x00000000003D0000-memory.dmp

Filesize
64KB

Download
memory/2216-20-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2216-28-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2216-22-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2216-23-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2216-26-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2216-30-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2216-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2240-4-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/2240-2-0x00000000003A0000-0x00000000003AA000-memory.dmp

Filesize
40KB

Download
memory/2240-1-0x00000000002C0000-0x0000000000354000-memory.dmp

Filesize
592KB

Download
memory/2240-3-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2240-5-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2240-15-0x0000000074790000-0x0000000074E7E000-memory.dmp

Filesize
6.9MB

Download
memory/2240-0-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads