07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8

Analysis

max time kernel
143s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2022 06:54

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General

Target

07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe
Size

274KB
MD5

101ca0df13e8d04c6ed5151e2dea9d31
SHA1

d0f2507c6c9eaa9c9005cdaff2037f7cd66d9fca
SHA256

07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8
SHA512

60724aa0e019138bf3ae7bb677bb2d4d2ea80c91a491c4c8ce14013d61b7a6c87c5e14e8885f8023057d9bf41e8a3d8810ba1c893d29b72ad3ac59d233a3bef9
SSDEEP

6144:OEoFd1LTc4vEKO7iw3Gw3qkjcXKXYUSxteI:FoF/ZvvbEG5Ht

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4964	Favorite.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1356-132-0x0000000000400000-0x00000000004A7000-memory.dmp	upx
behavioral2/files/0x0009000000022e19-134.dat	upx
behavioral2/files/0x0009000000022e19-135.dat	upx
behavioral2/memory/4964-136-0x0000000000400000-0x00000000004A7000-memory.dmp	upx
behavioral2/memory/1356-137-0x0000000000400000-0x00000000004A7000-memory.dmp	upx
behavioral2/memory/4964-138-0x0000000000400000-0x00000000004A7000-memory.dmp	upx
behavioral2/memory/1356-141-0x0000000000400000-0x00000000004A7000-memory.dmp	upx
behavioral2/memory/4964-142-0x0000000000400000-0x00000000004A7000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	Favorite.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Favorite = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Favorite.exe"	Favorite.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1356	07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe
1356	07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1356 wrote to memory of 4964	1356	07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe	81
PID 1356 wrote to memory of 4964	1356	07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe	81
PID 1356 wrote to memory of 4964	1356	07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe	81
PID 1356 wrote to memory of 3580	1356	07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe	83
PID 1356 wrote to memory of 3580	1356	07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe	83
PID 1356 wrote to memory of 3580	1356	07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe	83

C:\Users\Admin\AppData\Local\Temp\07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe
"C:\Users\Admin\AppData\Local\Temp\07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1356
- C:\Users\Admin\AppData\Local\Temp\Favorite.exe
  C:\Users\Admin\AppData\Local\Temp\Favorite.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:4964
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\deleteself.bat
  2⤵
  PID:3580

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Favorite.exe

Filesize
274KB

MD5
101ca0df13e8d04c6ed5151e2dea9d31

SHA1
d0f2507c6c9eaa9c9005cdaff2037f7cd66d9fca

SHA256
07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8

SHA512
60724aa0e019138bf3ae7bb677bb2d4d2ea80c91a491c4c8ce14013d61b7a6c87c5e14e8885f8023057d9bf41e8a3d8810ba1c893d29b72ad3ac59d233a3bef9

Download Submit
C:\Users\Admin\AppData\Local\Temp\Favorite.exe

Filesize
274KB

MD5
101ca0df13e8d04c6ed5151e2dea9d31

SHA1
d0f2507c6c9eaa9c9005cdaff2037f7cd66d9fca

SHA256
07c73711038e0d36aac6e557e2009b75511b1958e332d89e29b283347f2373b8

SHA512
60724aa0e019138bf3ae7bb677bb2d4d2ea80c91a491c4c8ce14013d61b7a6c87c5e14e8885f8023057d9bf41e8a3d8810ba1c893d29b72ad3ac59d233a3bef9

Download Submit
C:\Users\Admin\AppData\Local\Temp\deleteself.bat

Filesize
296B

MD5
463837200324d7b70c492e297e68b6dd

SHA1
7f05ff7346aa904969923d0ba018a2c8bcc265c0

SHA256
b16c6cd3f5717480f30bf9b331610f245ab4cf91e5d476d7aab0bf78b4b82d8b

SHA512
3a7f5d4b632cc5002c265a34e83d04dd723cf801f0b9ff036c6130d8ff06018dacccbaa5748ad533273da19e84975c5a884cb5f5ec95d5bb929e4512cc979aa6

Download Submit
memory/1356-132-0x0000000000400000-0x00000000004A7000-memory.dmp

Filesize
668KB

Download
memory/1356-137-0x0000000000400000-0x00000000004A7000-memory.dmp

Filesize
668KB

Download
memory/1356-141-0x0000000000400000-0x00000000004A7000-memory.dmp

Filesize
668KB

Download
memory/4964-136-0x0000000000400000-0x00000000004A7000-memory.dmp

Filesize
668KB

Download
memory/4964-138-0x0000000000400000-0x00000000004A7000-memory.dmp

Filesize
668KB

Download
memory/4964-142-0x0000000000400000-0x00000000004A7000-memory.dmp

Filesize
668KB

Download