8253c21a908d4340fd2a15bbf71c765e82216df28f7631bf5524b72f8fddeb2c

General

Target

03031e3da2b77b8ed8935d16070f1cf0.exe
Size

1.1MB
MD5

03031e3da2b77b8ed8935d16070f1cf0
SHA1

cc3fbf1d78bb14035192e4e2d9070b42162cb680
SHA256

8253c21a908d4340fd2a15bbf71c765e82216df28f7631bf5524b72f8fddeb2c
SHA512

007d920f704208c72fa0844674c6ffbfda4da3c80ac7a19a0e67d219ad0c8df6af1b9afbc8c295dc790a038a869ae205a754441c8004a9f2ad01c28f58690f4f
SSDEEP

12288:Evp/rM/nhpnTr0fQUyCc7384RYliO+fUl3L4KbLuajCSXoeEevbUQrk4bkISBt2l:EBg//TmRc73SlNpX9d3YBAopcFeC

Score

7^/10

persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	03031e3da2b77b8ed8935d16070f1cf0.exe

Executes dropped EXE 1 IoCs

pid	Process
3208	51244521.exe

Adds Run key to start application 2 TTPs 2 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\51244521 = "C:\\ProgramData\\51244521\\51244521.exe"	03031e3da2b77b8ed8935d16070f1cf0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\51244521 = "C:\\PROGRA~3\\51244521\\51244521.exe"	51244521.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
1140	taskkill.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3208	51244521.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1140	taskkill.exe

Suspicious use of FindShellTrayWindow 8 IoCs

pid	Process
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe

Suspicious use of SendNotifyMessage 8 IoCs

pid	Process
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe
3208	51244521.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3804 wrote to memory of 1984	3804	03031e3da2b77b8ed8935d16070f1cf0.exe	91
PID 3804 wrote to memory of 1984	3804	03031e3da2b77b8ed8935d16070f1cf0.exe	91
PID 3804 wrote to memory of 1984	3804	03031e3da2b77b8ed8935d16070f1cf0.exe	91
PID 1984 wrote to memory of 1140	1984	cmd.exe	93
PID 1984 wrote to memory of 1140	1984	cmd.exe	93
PID 1984 wrote to memory of 1140	1984	cmd.exe	93
PID 1984 wrote to memory of 1544	1984	cmd.exe	95
PID 1984 wrote to memory of 1544	1984	cmd.exe	95
PID 1984 wrote to memory of 1544	1984	cmd.exe	95
PID 1544 wrote to memory of 3208	1544	cmd.exe	96
PID 1544 wrote to memory of 3208	1544	cmd.exe	96
PID 1544 wrote to memory of 3208	1544	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\03031e3da2b77b8ed8935d16070f1cf0.exe
"C:\Users\Admin\AppData\Local\Temp\03031e3da2b77b8ed8935d16070f1cf0.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3804
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\ProgramData\51244521\51244521.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1984
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im 03031e3da2b77b8ed8935d16070f1cf0.exe /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1140
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c start C:\PROGRA~3\51244521\51244521.exe /install
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1544
  - - C:\PROGRA~3\51244521\51244521.exe
      C:\PROGRA~3\51244521\51244521.exe /install
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of FindShellTrayWindow
      Suspicious use of SendNotifyMessage
      PID:3208

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\51244521\51244521.bat

Filesize
290B

MD5
11db165c5a4bfad89f097d3b12a0f94f

SHA1
e03678c708e0385145cefb3a377a33a131ac045c

SHA256
c28d27e177daac4682bb3148cfcd46fbd9b9ccd5dfc4a004cd29e6ad5fb3c5e3

SHA512
787204c0af9ee345f222e788d2231a8fcddb84e6d029bb6976673b19cd337bc23a5e631a77c11f0f862967f755db1eaded89f166feefc1ccb0331c6ed2f33c69

Download Submit
C:\ProgramData\51244521\51244521.exe

Filesize
1.1MB

MD5
03031e3da2b77b8ed8935d16070f1cf0

SHA1
cc3fbf1d78bb14035192e4e2d9070b42162cb680

SHA256
8253c21a908d4340fd2a15bbf71c765e82216df28f7631bf5524b72f8fddeb2c

SHA512
007d920f704208c72fa0844674c6ffbfda4da3c80ac7a19a0e67d219ad0c8df6af1b9afbc8c295dc790a038a869ae205a754441c8004a9f2ad01c28f58690f4f

Download Submit
memory/3208-22-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-34-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-35-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-23-0x00000000007C0000-0x00000000008C0000-memory.dmp

Filesize
1024KB

Download
memory/3208-33-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-15-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-16-0x00000000007C0000-0x00000000008C0000-memory.dmp

Filesize
1024KB

Download
memory/3208-17-0x0000000000770000-0x0000000000772000-memory.dmp

Filesize
8KB

Download
memory/3208-18-0x00000000007B0000-0x00000000007B1000-memory.dmp

Filesize
4KB

Download
memory/3208-21-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-36-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-32-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-26-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-25-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-24-0x00000000007B0000-0x00000000007B1000-memory.dmp

Filesize
4KB

Download
memory/3208-27-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-28-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-30-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3208-31-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3804-4-0x00000000023C0000-0x00000000023C1000-memory.dmp

Filesize
4KB

Download
memory/3804-1-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3804-3-0x0000000002360000-0x0000000002362000-memory.dmp

Filesize
8KB

Download
memory/3804-9-0x0000000000400000-0x0000000000604000-memory.dmp

Filesize
2.0MB

Download
memory/3804-2-0x0000000000680000-0x0000000000780000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads