7253988e3ce8f94cc3a534ab4acfb4a984983a51e4381861c0351179041e84cf

Analysis

max time kernel
93s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 06:52

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General

Target

7253988e3ce8f94cc3a534ab4acfb4a984983a51e4381861c0351179041e84cfN.exe
Size

135KB
MD5

e370c17e8ea324329fbb63e777c99430
SHA1

7fb8b1698c50666384421d9e4b3121f55353674d
SHA256

7253988e3ce8f94cc3a534ab4acfb4a984983a51e4381861c0351179041e84cf
SHA512

024437c50898503a1baa51bfdbf50325afea2780f1086a2cadfe2d3aa4915c500c9e06669323a5a97398354a53ee5cb35369ead16ef7f7e302d3c7880c5c379d
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QL:riAyLN9aa+9U2rW1ip6pr2At7NZuQL

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2660	WwanSvc.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run"	7253988e3ce8f94cc3a534ab4acfb4a984983a51e4381861c0351179041e84cfN.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4576-0-0x0000000000200000-0x0000000000228000-memory.dmp	upx
behavioral2/files/0x000b000000023b7a-3.dat	upx
behavioral2/memory/2660-4-0x00000000000E0000-0x0000000000108000-memory.dmp	upx
behavioral2/memory/4576-5-0x0000000000200000-0x0000000000228000-memory.dmp	upx
behavioral2/memory/2660-7-0x00000000000E0000-0x0000000000108000-memory.dmp	upx

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	7253988e3ce8f94cc3a534ab4acfb4a984983a51e4381861c0351179041e84cfN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WwanSvc.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4576 wrote to memory of 2660	4576	7253988e3ce8f94cc3a534ab4acfb4a984983a51e4381861c0351179041e84cfN.exe	83
PID 4576 wrote to memory of 2660	4576	7253988e3ce8f94cc3a534ab4acfb4a984983a51e4381861c0351179041e84cfN.exe	83
PID 4576 wrote to memory of 2660	4576	7253988e3ce8f94cc3a534ab4acfb4a984983a51e4381861c0351179041e84cfN.exe	83

C:\Users\Admin\AppData\Local\Temp\7253988e3ce8f94cc3a534ab4acfb4a984983a51e4381861c0351179041e84cfN.exe
"C:\Users\Admin\AppData\Local\Temp\7253988e3ce8f94cc3a534ab4acfb4a984983a51e4381861c0351179041e84cfN.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4576
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2660

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Update\WwanSvc.exe

Filesize
135KB

MD5
9703e904ac244d5b48e3fb5343ca5ae6

SHA1
b8cae4511aa6928e7d0438260dcf07c316073c4b

SHA256
9a4e6c53fd40985fb100f1a211fa84cc823de2ae1b2c0f45c6b94af5ad8f94d3

SHA512
0c79ea1e0d70c03031501ac6bfa53db069e5169e405787735104c58f2064dd5515650fd17211bb2185034571a680928a754e0d44e3a9275db60cd1c1e28775f5

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memory/2660-4-0x00000000000E0000-0x0000000000108000-memory.dmp

Filesize
160KB

Download
memory/2660-7-0x00000000000E0000-0x0000000000108000-memory.dmp

Filesize
160KB

Download
memory/4576-0-0x0000000000200000-0x0000000000228000-memory.dmp

Filesize
160KB

Download
memory/4576-5-0x0000000000200000-0x0000000000228000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads