8d4b33f016a0358ab33a61a53be27b775979a15719e2168d66bae6a7a598d2e1

Analysis

max time kernel
133s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:16

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General

Target

cb45bfa4b2fad0151564092bb5803d32.exe
Size

580KB
MD5

cb45bfa4b2fad0151564092bb5803d32
SHA1

5bbc7a82b7dc61e1c73586fb3d9fec9665e22b67
SHA256

f94b5b29ce95e24cafe53955807a73c54bd82313be97aa53d1d9b3b5280e2bee
SHA512

647065df8972dfcb51fbcd0982c07c9840fe8f67d24a20bfde2de12bcb9618e751a85bd0726a1f8b9cbed30d6007a1995c3444a22a2c495844fb069172103040
SSDEEP

12288:YbD5arFJwK6hMJ6ZzHFZfc28beMGTfZuqb7L:rBJwdhMJ6ZzHrfcsMGTfZ5PL

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2956	Webfrequency.exe

Loads dropped DLL 1 IoCs

pid	Process
2220	cb45bfa4b2fad0151564092bb5803d32.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"	cb45bfa4b2fad0151564092bb5803d32.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	Webfrequency.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cb45bfa4b2fad0151564092bb5803d32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2956	2220	cb45bfa4b2fad0151564092bb5803d32.exe	29
PID 2220 wrote to memory of 2956	2220	cb45bfa4b2fad0151564092bb5803d32.exe	29
PID 2220 wrote to memory of 2956	2220	cb45bfa4b2fad0151564092bb5803d32.exe	29
PID 2220 wrote to memory of 2956	2220	cb45bfa4b2fad0151564092bb5803d32.exe	29

C:\Users\Admin\AppData\Local\Temp\cb45bfa4b2fad0151564092bb5803d32.exe
"C:\Users\Admin\AppData\Local\Temp\cb45bfa4b2fad0151564092bb5803d32.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Users\Admin\AppData\Roaming\Webdevelop\Webfrequency.exe
  "C:\Users\Admin\AppData\Roaming\Webdevelop\Webfrequency.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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

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

Filesize
580KB

MD5
731be915aa4a14201a02d205da006d45

SHA1
eac2f6efb2e5741b00c17169364f6a657517f4ba

SHA256
8d2f59d3dee6b4c72e881bc045f3880426ee246c805befe769f32da17f6ec0e6

SHA512
62c9f128ee361be54b1fd849eb00d558ea5da9904a6063764a5fc30c1ecb6633abffd797e5cfce6a60f5411347387ce79befbb51bfdfa2638e5d3c123a40acb3

Download Submit
memory/2220-3-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2220-2-0x00000000002B0000-0x00000000002BA000-memory.dmp

Filesize
40KB

Download
memory/2220-0-0x000000007430E000-0x000000007430F000-memory.dmp

Filesize
4KB

Download
memory/2220-4-0x000000007430E000-0x000000007430F000-memory.dmp

Filesize
4KB

Download
memory/2220-5-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2220-1-0x00000000000C0000-0x0000000000154000-memory.dmp

Filesize
592KB

Download
memory/2220-15-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2956-14-0x0000000000340000-0x00000000003D4000-memory.dmp

Filesize
592KB

Download
memory/2956-16-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2956-17-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2956-18-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2956-19-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads