21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631

General

Target

21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe
Size

1.3MB
MD5

e9de104c55102bd5d019c46908495850
SHA1

cb4ec815c8f83c5124ba4ac2a3a84e61bcb584dd
SHA256

21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631
SHA512

4e0127337d55c9d3eb8df87042eb39543b448f31ca8b801a7e6fd16b80afe72b31926d329ba54ca541f512b0d5347aede2991621e711820c325ecc478f2eec73
SSDEEP

24576:nAD3HRNtvJ2QY6ynjTdcpLmBtMs51aoflG4/iMtQkSNSFkeKvvvvLpphd7d8ddPQ:nkpBs5dlG4/i0QkSoeeKvvvvLpphd7dF

Score

7^/10

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.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\360safo = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchcst.exe"	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2288-0-0x0000000000400000-0x000000000054E000-memory.dmp	upx
behavioral1/files/0x000a00000001227e-9.dat	upx
behavioral1/memory/2288-14-0x0000000000400000-0x000000000054E000-memory.dmp	upx
behavioral1/memory/2288-17-0x0000000000400000-0x000000000054E000-memory.dmp	upx
behavioral1/memory/2288-20-0x0000000000400000-0x000000000054E000-memory.dmp	upx
behavioral1/memory/2288-24-0x0000000000400000-0x000000000054E000-memory.dmp	upx
behavioral1/memory/2288-27-0x0000000000400000-0x000000000054E000-memory.dmp	upx
behavioral1/memory/2288-30-0x0000000000400000-0x000000000054E000-memory.dmp	upx

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 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	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe
2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe
2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe
2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe
2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe
2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe
2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 1724	2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe	30
PID 2288 wrote to memory of 1724	2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe	30
PID 2288 wrote to memory of 1724	2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe	30
PID 2288 wrote to memory of 1724	2288	21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe	30

C:\Users\Admin\AppData\Local\Temp\21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe
"C:\Users\Admin\AppData\Local\Temp\21bd27fe68483395d8b6759b062722d43c317c42be9b3e05eca3170d21a7c631N.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Config.ini

Filesize
92B

MD5
0a09f354748324840a98a09a15172fb8

SHA1
41dc1d5cb5f99590ea7b83516be4ca616707932a

SHA256
31a81ee87f0c6987d56d48ccac000d92e2a4efdb6b2f84787e9ef420d9f91c7d

SHA512
f21a7c0f5f13285b5faa1fdaca04d15460d9b436eda4bb98a761bdb02b802f00c1c5727d84c97565891d317cd2dbc92ac370ecb8c248082a83a51558cd63bda8

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

Filesize
754B

MD5
362119b51d06482af5ebaee739a267bf

SHA1
8cdcb3faef2308a90253a689b1f1edcfc3d1adb6

SHA256
be9aab30c94da38343d0ec7bab728f4226da7661e90d7f4f9aa0a5490370ce97

SHA512
ac1ffb74dc287d0db78145bab7361ff64ad4bc168051a1b7f84f07695214e3d4198e5a74cdadbe2999a10a9aa5358db97d47d748e73f28eae6854ebe8a8cde0d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe

Filesize
1.3MB

MD5
78a997fdaa40d8b7e0984872a5ab3ad9

SHA1
7d09567821643d6cfbc13d633fdb4ab4a729c4bb

SHA256
06cc4df138d6d5d681e62f683b64cc9459e81a9aecdaec74d46d26bad8197b18

SHA512
cfa4b041910e66c9654452a88bd4d52a1fd7da9e25c866c1311e89b15826e3e5e9ee23d134fffc477a562099a3ebd6eafa1be22ce11cee8de319c722f6812902

Download Submit
memory/2288-0-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2288-14-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2288-17-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2288-20-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2288-24-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2288-27-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2288-30-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads