c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4

Analysis

max time kernel
150s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
05/12/2022, 06:44

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General

Target

c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4.exe
Size

397KB
MD5

1b6c4f4ac1769885588f31c4691b1a49
SHA1

68440a2054b8df33790297ef6a077555116fe97c
SHA256

c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4
SHA512

fb9be3ddfb80ef34910910302c4fcae0aa0ddc71e6bd3a8031e43a744d6c6635032f83b19bcfbf6dff2d1746f7793e42ba8d1f358e7800d09fbd5eb796925b2f
SSDEEP

12288:NeUD1SCAGA7FzWPivPQWxKrB8JNJkmoSjo:NeBrGAAPEQ7rGtko

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
536	gxdqbpjii.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000005c51-61.dat	upx
behavioral1/files/0x0008000000005c51-62.dat	upx
behavioral1/files/0x0008000000005c51-64.dat	upx
behavioral1/memory/536-65-0x0000000001000000-0x00000000010B9000-memory.dmp	upx
behavioral1/files/0x0008000000005c51-67.dat	upx
behavioral1/files/0x0008000000005c51-70.dat	upx

Deletes itself 1 IoCs

pid	Process
2012	cmd.exe

Loads dropped DLL 3 IoCs

pid	Process
2012	cmd.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
1720	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
764	PING.EXE

Suspicious behavior: EnumeratesProcesses 55 IoCs

pid	Process
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1720	taskkill.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe
536	gxdqbpjii.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1380 wrote to memory of 2012	1380	c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4.exe	27
PID 1380 wrote to memory of 2012	1380	c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4.exe	27
PID 1380 wrote to memory of 2012	1380	c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4.exe	27
PID 1380 wrote to memory of 2012	1380	c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4.exe	27
PID 2012 wrote to memory of 1720	2012	cmd.exe	29
PID 2012 wrote to memory of 1720	2012	cmd.exe	29
PID 2012 wrote to memory of 1720	2012	cmd.exe	29
PID 2012 wrote to memory of 1720	2012	cmd.exe	29
PID 2012 wrote to memory of 764	2012	cmd.exe	31
PID 2012 wrote to memory of 764	2012	cmd.exe	31
PID 2012 wrote to memory of 764	2012	cmd.exe	31
PID 2012 wrote to memory of 764	2012	cmd.exe	31
PID 2012 wrote to memory of 536	2012	cmd.exe	32
PID 2012 wrote to memory of 536	2012	cmd.exe	32
PID 2012 wrote to memory of 536	2012	cmd.exe	32
PID 2012 wrote to memory of 536	2012	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4.exe
"C:\Users\Admin\AppData\Local\Temp\c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1380
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 1380 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4.exe" & start C:\Users\Admin\AppData\Local\GXDQBP~1.EXE -f
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2012
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /pid 1380
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1720
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - Runs ping.exe
    PID:764
- - C:\Users\Admin\AppData\Local\gxdqbpjii.exe
    C:\Users\Admin\AppData\Local\GXDQBP~1.EXE -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:536

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

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\gxdqbpjii.exe

Filesize
397KB

MD5
1b6c4f4ac1769885588f31c4691b1a49

SHA1
68440a2054b8df33790297ef6a077555116fe97c

SHA256
c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4

SHA512
fb9be3ddfb80ef34910910302c4fcae0aa0ddc71e6bd3a8031e43a744d6c6635032f83b19bcfbf6dff2d1746f7793e42ba8d1f358e7800d09fbd5eb796925b2f

Download Submit
C:\Users\Admin\AppData\Local\gxdqbpjii.exe

Filesize
397KB

MD5
1b6c4f4ac1769885588f31c4691b1a49

SHA1
68440a2054b8df33790297ef6a077555116fe97c

SHA256
c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4

SHA512
fb9be3ddfb80ef34910910302c4fcae0aa0ddc71e6bd3a8031e43a744d6c6635032f83b19bcfbf6dff2d1746f7793e42ba8d1f358e7800d09fbd5eb796925b2f

Download Submit
\Users\Admin\AppData\Local\gxdqbpjii.exe

Filesize
397KB

MD5
1b6c4f4ac1769885588f31c4691b1a49

SHA1
68440a2054b8df33790297ef6a077555116fe97c

SHA256
c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4

SHA512
fb9be3ddfb80ef34910910302c4fcae0aa0ddc71e6bd3a8031e43a744d6c6635032f83b19bcfbf6dff2d1746f7793e42ba8d1f358e7800d09fbd5eb796925b2f

Download Submit
\Users\Admin\AppData\Local\gxdqbpjii.exe

Filesize
397KB

MD5
1b6c4f4ac1769885588f31c4691b1a49

SHA1
68440a2054b8df33790297ef6a077555116fe97c

SHA256
c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4

SHA512
fb9be3ddfb80ef34910910302c4fcae0aa0ddc71e6bd3a8031e43a744d6c6635032f83b19bcfbf6dff2d1746f7793e42ba8d1f358e7800d09fbd5eb796925b2f

Download Submit
\Users\Admin\AppData\Local\gxdqbpjii.exe

Filesize
397KB

MD5
1b6c4f4ac1769885588f31c4691b1a49

SHA1
68440a2054b8df33790297ef6a077555116fe97c

SHA256
c2e9b00d8b7a16bab6e735933752700899b631172d98eab1fc2967e8339597a4

SHA512
fb9be3ddfb80ef34910910302c4fcae0aa0ddc71e6bd3a8031e43a744d6c6635032f83b19bcfbf6dff2d1746f7793e42ba8d1f358e7800d09fbd5eb796925b2f

Download Submit
memory/536-73-0x0000000002760000-0x0000000002819000-memory.dmp

Filesize
740KB

Download
memory/536-65-0x0000000001000000-0x00000000010B9000-memory.dmp

Filesize
740KB

Download
memory/536-68-0x0000000001000000-0x00000000010B9000-memory.dmp

Filesize
740KB

Download
memory/536-69-0x0000000002760000-0x0000000002819000-memory.dmp

Filesize
740KB

Download
memory/536-74-0x0000000000B20000-0x0000000000B30000-memory.dmp

Filesize
64KB

Download
memory/536-71-0x0000000000B20000-0x0000000000B30000-memory.dmp

Filesize
64KB

Download
memory/536-72-0x0000000001000000-0x00000000010B9000-memory.dmp

Filesize
740KB

Download
memory/1380-57-0x0000000001000000-0x00000000010B9000-memory.dmp

Filesize
740KB

Download
memory/1380-59-0x0000000000360000-0x00000000003E2000-memory.dmp

Filesize
520KB

Download
memory/1380-54-0x0000000075A11000-0x0000000075A13000-memory.dmp

Filesize
8KB

Download
memory/1380-60-0x00000000003F0000-0x0000000000431000-memory.dmp

Filesize
260KB

Download