e3e81949defa0a9cd29ec632907000f2911341e09765565f6835d5f5e6ce6771

Analysis

max time kernel
150s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/09/2024, 11:12

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General

Target

f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe
Size

424KB
MD5

121afc27b0e1abe1704bcabf3c8b8ec3
SHA1

9bdb3491f8d836af15f09cac82be9e6b05560204
SHA256

f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89
SHA512

127866745bf3c26a82774f1a5ef8b9e3e60883b9b53f8388813a4c6145bfeb1a695a37e9aa90a2e9bf86e1a976ea9e3672c00b48ce6cfc8a7ce8e5382f99df28
SSDEEP

6144:d4VDHxb4QmAqozabdh1GbhYzTp7Hw2mrbX58BvT3pYXjadGfqrACFoV:dgkcq2abdh1GbhYPprwxbJmrp+aYq8M

Score

7^/10

discovery persistence

Malware Config

Signatures

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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\IntelPowerAgent5 = "rundll32.exe shell32.dll, ShellExec_RunDLL C:\\PROGRA~3\\228002~1.EXE"	backgroundTaskHost.exe

Checks for any installed AV software in registry 1 TTPs 3 IoCs

Security Software Discovery

T1518.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Software\WOW6432Node\Avira	backgroundTaskHost.exe
Key opened	\REGISTRY\MACHINE\Software\WOW6432Node\AVAST Software\Avast	backgroundTaskHost.exe
Key opened	\REGISTRY\MACHINE\Software\WOW6432Node\Eset\Nod	backgroundTaskHost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2596 set thread context of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97

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 4 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	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	backgroundTaskHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe
4424	backgroundTaskHost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 4424	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	97
PID 2596 wrote to memory of 936	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	98
PID 2596 wrote to memory of 936	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	98
PID 2596 wrote to memory of 936	2596	f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe	98
PID 936 wrote to memory of 116	936	cmd.exe	101
PID 936 wrote to memory of 116	936	cmd.exe	101
PID 936 wrote to memory of 116	936	cmd.exe	101

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
116	attrib.exe

C:\Users\Admin\AppData\Local\Temp\f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe
"C:\Users\Admin\AppData\Local\Temp\f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Windows\SysWOW64\backgroundTaskHost.exe
  "backgroundTaskHost.exe"
  2⤵
  - Adds Run key to start application
  - Checks for any installed AV software in registry
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4424
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\sfrAEF8.tmp.bat" "C:\Users\Admin\AppData\Local\Temp\f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:936
- - C:\Windows\SysWOW64\attrib.exe
    attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\f754fefacb54d2b54d232a2465cfee59e3393fbc5a5fb1061709bebf06e74c89.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:116

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

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Software Discovery

T1518

Security Software Discovery

T1518.001

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\228002fj0j.exe

Filesize
424KB

MD5
65a253d7250f0a0bcd82780276e19095

SHA1
0a2e99067adfe298c5d92dc7a3be8dc9926e1f87

SHA256
76db8431a9b4f6ff9af0868aa92cf1ef1ac9c916f16a269dd4a2601a9e54dff9

SHA512
d38376ef90d966f414f3d2d6b38c76e3af7f5637c3ce67a02cf6de57d5d9bcff972fc6b606e77472bfed9458659c276b9a1c2f6ccb7a22e6818943a9f0cf4b40

Download Submit
C:\Users\Admin\AppData\Local\Temp\3492473cd35c8bdceed8

Filesize
29B

MD5
762ca80be07117bdc863fa0e64744466

SHA1
f0d62ab25e76d1aa1f51be9c4b3c1f29a8ed67dd

SHA256
96752f2296892207bee4deb4e213f5d9fde9b45928fb5510b6dba5144ce5d894

SHA512
6fce79be72ea6cd8da9f6ae5a3f1a87daa349a64bd6d31d9463bea1a197c1d4bc321cfadeed0bcd8006665a87065aed7e6f9fd7b3d2e0e6c3b1e3d90cce6455a

Download Submit
C:\Users\Admin\AppData\Roaming\sfrAEF8.tmp.bat

Filesize
58B

MD5
472c8dbc6434ff457011d74b55044f60

SHA1
ba9c40fd5664cea88379dc75fd425f5e4e3d7ff7

SHA256
ad35b486e41c0e67e8b0f247d329841e1bacdea1543a14d8349765b835eed58d

SHA512
1dc80f91a31c62aa97bb024710c48f3da2722200f26a24ae5a519bf1a3d14302fbb233a66a8c5dcd25e72e49e35904a8c181da97a409e8179ed76872ff3bc546

Download Submit
memory/2596-7-0x0000000003260000-0x0000000003261000-memory.dmp

Filesize
4KB

Download
memory/2596-2-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2596-0-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2596-8-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2596-1-0x0000000000469000-0x000000000046E000-memory.dmp

Filesize
20KB

Download
memory/2596-3-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2596-305-0x0000000000469000-0x000000000046E000-memory.dmp

Filesize
20KB

Download
memory/2596-304-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/4424-300-0x0000000001380000-0x0000000001480000-memory.dmp

Filesize
1024KB

Download
memory/4424-298-0x0000000001080000-0x0000000001100000-memory.dmp

Filesize
512KB

Download
memory/4424-308-0x0000000001080000-0x0000000001100000-memory.dmp

Filesize
512KB

Download
memory/4424-310-0x0000000001080000-0x0000000001100000-memory.dmp

Filesize
512KB

Download
memory/4424-9-0x0000000001080000-0x0000000001100000-memory.dmp

Filesize
512KB

Download
memory/4424-6-0x0000000000C70000-0x0000000000C71000-memory.dmp

Filesize
4KB

Download
memory/4424-313-0x0000000001080000-0x0000000001100000-memory.dmp

Filesize
512KB

Download
memory/4424-358-0x0000000001080000-0x0000000001100000-memory.dmp

Filesize
512KB

Download
memory/4424-374-0x0000000001080000-0x0000000001100000-memory.dmp

Filesize
512KB

Download
memory/4424-375-0x0000000001080000-0x0000000001100000-memory.dmp

Filesize
512KB

Download
memory/4424-394-0x0000000001080000-0x0000000001100000-memory.dmp

Filesize
512KB

Download
memory/4424-403-0x0000000001380000-0x0000000001480000-memory.dmp

Filesize
1024KB

Download