5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4

General

Target

5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe
Size

168KB
MD5

28081602dffd51b1dc1f7b82ca5244d5
SHA1

92f382e519391fd82e91ef41f8388888ee4ae425
SHA256

5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4
SHA512

92814a47299ff3b7df37894e4bc8f409ee5f503de5a723788bcab0ae06bae1995306aff37f4a0d29710aca53afb6e334ec5198c01296e2959f26def6c5a99d07
SSDEEP

3072:ShGs8JkY7SIsyvTlo/11hJl2czGRqxZdxxW970H:ShGDJkYiQlS1NJG6/xJ

Score

10^/10

evasion persistence

Malware Config

Signatures

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

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

putuj.exe5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	putuj.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe

Executes dropped EXE 1 IoCs

Processes:

putuj.exe

pid process

1448 putuj.exe

pid	process
1448	putuj.exe

Loads dropped DLL 2 IoCs

Processes:

5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe

pid	process
1632	5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe
1632	5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe

Adds Run key to start application 2 TTPs 54 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

putuj.exe5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /m"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /L"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /V"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /a"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /n"	5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /S"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /P"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /U"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /K"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /N"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /q"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /d"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /x"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /t"	putuj.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /C"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /J"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /W"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /O"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /D"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /G"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /A"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /c"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /e"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /g"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /T"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /Z"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /E"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /u"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /p"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /v"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /M"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /Q"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /i"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /n"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /o"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /R"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /Y"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /f"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /r"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /k"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /l"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /H"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /j"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /X"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /b"	putuj.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\	5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /B"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /w"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /y"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /F"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /h"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /s"	putuj.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\putuj = "C:\\Users\\Admin\\putuj.exe /z"	putuj.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exeputuj.exe

pid	process
1632	5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe
1448	putuj.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exeputuj.exe

pid process

1632 5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe
1448 putuj.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe

description	pid	process	target process
PID 1632 wrote to memory of 1448	1632	5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe	putuj.exe
PID 1632 wrote to memory of 1448	1632	5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe	putuj.exe
PID 1632 wrote to memory of 1448	1632	5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe	putuj.exe
PID 1632 wrote to memory of 1448	1632	5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe	putuj.exe

C:\Users\Admin\AppData\Local\Temp\5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.exe
"C:\Users\Admin\AppData\Local\Temp\5c21324520a053fcdc2ef427900763d1280ca65c64365bde52b0b722b38030f4.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:1632
- C:\Users\Admin\putuj.exe
  "C:\Users\Admin\putuj.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1448

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\putuj.exe

Filesize
168KB

MD5
6e1d5db4bb3faad16113fcba92177e33

SHA1
d78152c4b3133cb3a913e6f23872d06e95987ec6

SHA256
ae1e88ab3cf9c09e7ff6760fde8f8149f1fd4ef70bf83d6746ea80f6623aa4d1

SHA512
e5595d2bf35f0d96bf16184fe9ed14ed042822352225bb148d1f4d88627d61fff78f5a8a9ec439cfbc4be278bbe688e8b08e5e16bf071dc573d8f7f6e9181703

Download Submit
C:\Users\Admin\putuj.exe

Filesize
168KB

MD5
6e1d5db4bb3faad16113fcba92177e33

SHA1
d78152c4b3133cb3a913e6f23872d06e95987ec6

SHA256
ae1e88ab3cf9c09e7ff6760fde8f8149f1fd4ef70bf83d6746ea80f6623aa4d1

SHA512
e5595d2bf35f0d96bf16184fe9ed14ed042822352225bb148d1f4d88627d61fff78f5a8a9ec439cfbc4be278bbe688e8b08e5e16bf071dc573d8f7f6e9181703

Download Submit
\Users\Admin\putuj.exe

Filesize
168KB

MD5
6e1d5db4bb3faad16113fcba92177e33

SHA1
d78152c4b3133cb3a913e6f23872d06e95987ec6

SHA256
ae1e88ab3cf9c09e7ff6760fde8f8149f1fd4ef70bf83d6746ea80f6623aa4d1

SHA512
e5595d2bf35f0d96bf16184fe9ed14ed042822352225bb148d1f4d88627d61fff78f5a8a9ec439cfbc4be278bbe688e8b08e5e16bf071dc573d8f7f6e9181703

Download Submit
\Users\Admin\putuj.exe

Filesize
168KB

MD5
6e1d5db4bb3faad16113fcba92177e33

SHA1
d78152c4b3133cb3a913e6f23872d06e95987ec6

SHA256
ae1e88ab3cf9c09e7ff6760fde8f8149f1fd4ef70bf83d6746ea80f6623aa4d1

SHA512
e5595d2bf35f0d96bf16184fe9ed14ed042822352225bb148d1f4d88627d61fff78f5a8a9ec439cfbc4be278bbe688e8b08e5e16bf071dc573d8f7f6e9181703

Download Submit
memory/1448-59-0x0000000000000000-mapping.dmp

Download
memory/1632-56-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads