1aa09bb035a019fcd623b598821b880c60b90e6433001c3c638f82f3e511558f

Analysis

max time kernel
122s
max time network
159s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 07:32

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General

Target

123adfadb6ad192aaf86c124cc9e08d7.exe
Size

152KB
MD5

123adfadb6ad192aaf86c124cc9e08d7
SHA1

3f42d48ccbc4f0aa4e7d94c8f0b00401b5854f43
SHA256

1aa09bb035a019fcd623b598821b880c60b90e6433001c3c638f82f3e511558f
SHA512

29d2355e950a42dbf4d63be0afd1d5b3a9a7fb9e3ea2d83e8ff220d85ec142e42477b9181c758cd0578a4cd07956482c82aeeabf2250ccffe5ad721b2066cfb5
SSDEEP

3072:1vhHSyzi+XQP4/EndwEC+zOdO7VefRYcYN1rjGTxr4oQZiEs0y:V3W+XH/En64OdkoxblFWat

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	123adfadb6ad192aaf86c124cc9e08d7.exe

Executes dropped EXE 1 IoCs

pid	Process
2692	yltip.exe

Loads dropped DLL 9 IoCs

pid	Process
1968	123adfadb6ad192aaf86c124cc9e08d7.exe
1968	123adfadb6ad192aaf86c124cc9e08d7.exe
2704	WerFault.exe
2704	WerFault.exe
2704	WerFault.exe
2704	WerFault.exe
2704	WerFault.exe
2704	WerFault.exe
2704	WerFault.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-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Run\yltip = "C:\\Users\\Admin\\yltip.exe /w"	123adfadb6ad192aaf86c124cc9e08d7.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2704	2692	WerFault.exe	28

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1968	123adfadb6ad192aaf86c124cc9e08d7.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1968	123adfadb6ad192aaf86c124cc9e08d7.exe
2692	yltip.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 2692	1968	123adfadb6ad192aaf86c124cc9e08d7.exe	28
PID 1968 wrote to memory of 2692	1968	123adfadb6ad192aaf86c124cc9e08d7.exe	28
PID 1968 wrote to memory of 2692	1968	123adfadb6ad192aaf86c124cc9e08d7.exe	28
PID 1968 wrote to memory of 2692	1968	123adfadb6ad192aaf86c124cc9e08d7.exe	28
PID 2692 wrote to memory of 2704	2692	yltip.exe	29
PID 2692 wrote to memory of 2704	2692	yltip.exe	29
PID 2692 wrote to memory of 2704	2692	yltip.exe	29
PID 2692 wrote to memory of 2704	2692	yltip.exe	29

C:\Users\Admin\AppData\Local\Temp\123adfadb6ad192aaf86c124cc9e08d7.exe
"C:\Users\Admin\AppData\Local\Temp\123adfadb6ad192aaf86c124cc9e08d7.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Users\Admin\yltip.exe
  "C:\Users\Admin\yltip.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2692 -s 260
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2704

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\yltip.exe

Filesize
152KB

MD5
8e87aad8b825d75bb0e3761613cce9a6

SHA1
a3049b55144f9bce11ac1cd9f551d7d7bdd1ae71

SHA256
b83949d8e182d0e4df18c9c9b5575b4b3d89262bb619a71225301b093cab19dc

SHA512
cb33e7032b6130885d2a3f25f434957d377372c92d8e0eb219092211456fc0cd9f8c6f7f0a9a06a856586f798c32cd8ae15d1a0aabd439bbea4a7fd3429aafbe

Download Submit
memory/1968-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1968-9-0x0000000003190000-0x00000000031BE000-memory.dmp

Filesize
184KB

Download
memory/1968-26-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2692-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2692-27-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download