c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183

General

Target

c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe
Size

27KB
MD5

3eaff8ce09f497995f5be4dc1b3aa820
SHA1

f2b7c3546b6f55d2c797eeb2b8ed2a37e05e16e1
SHA256

c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183
SHA512

41d223f11aa428a5e262783bf732ffabb967785c7f2a7299b259f1398bb64b4a1ab3478e7e11312268fd86ee824d0f7f33c2b1b1aa5a31754c168ca4d8a26b62
SSDEEP

384:tjLyib+vLGgkhRzeTwIiTSmLPeJ97MaAQk93vmhm7UMKmIEecKdbXTzm9bVhcax8:9lgKNzevO7aA/vMHTi9bDx

Score

7^/10

discovery 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

Processes:

c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe

Drops startup file 2 IoCs

Processes:

c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exePayload.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	Payload.exe

Executes dropped EXE 1 IoCs

Processes:

Payload.exe

pid	Process
3060	Payload.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe"	c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe

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 5 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

Processes:

attrib.exeattrib.exec597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exePayload.exeattrib.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payload.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

Processes:

Payload.exe

description	pid	Process
Token: SeDebugPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe
Token: 33	3060	Payload.exe
Token: SeIncBasePriorityPrivilege	3060	Payload.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exePayload.exe

description	pid	Process	procid_target
PID 4996 wrote to memory of 3060	4996	c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe	92
PID 4996 wrote to memory of 3060	4996	c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe	92
PID 4996 wrote to memory of 3060	4996	c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe	92
PID 4996 wrote to memory of 1592	4996	c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe	93
PID 4996 wrote to memory of 1592	4996	c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe	93
PID 4996 wrote to memory of 1592	4996	c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe	93
PID 3060 wrote to memory of 3404	3060	Payload.exe	102
PID 3060 wrote to memory of 3404	3060	Payload.exe	102
PID 3060 wrote to memory of 3404	3060	Payload.exe	102
PID 3060 wrote to memory of 4308	3060	Payload.exe	103
PID 3060 wrote to memory of 4308	3060	Payload.exe	103
PID 3060 wrote to memory of 4308	3060	Payload.exe	103

Views/modifies file attributes 1 TTPs 3 IoCs

evasion

Hidden Files and Directories

T1564.001

Processes:

attrib.exeattrib.exeattrib.exe

pid	Process
1592	attrib.exe
3404	attrib.exe
4308	attrib.exe

C:\Users\Admin\AppData\Local\Temp\c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe
"C:\Users\Admin\AppData\Local\Temp\c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Users\Admin\AppData\Local\Temp\Payload.exe
  "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3060
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:3404
- - C:\Windows\SysWOW64\attrib.exe
    attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:4308
- C:\Windows\SysWOW64\attrib.exe
  attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:1592

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

Hide Artifacts

1

T1564

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\Local\Temp\Payload.exe

Filesize
27KB

MD5
3eaff8ce09f497995f5be4dc1b3aa820

SHA1
f2b7c3546b6f55d2c797eeb2b8ed2a37e05e16e1

SHA256
c597a3de3db7b77b11beb33640dca13812dbc26cf291856810bd170039b17183

SHA512
41d223f11aa428a5e262783bf732ffabb967785c7f2a7299b259f1398bb64b4a1ab3478e7e11312268fd86ee824d0f7f33c2b1b1aa5a31754c168ca4d8a26b62

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk

Filesize
1KB

MD5
673a9bfc7804a07c7366ec5d0b00361a

SHA1
9f0b4e270bd89e15c78af01f1be587271d6d692a

SHA256
408dad851ba148ecc3dfc7dfbb37354777ea1e4eeddbee737eda8d99dfab6f23

SHA512
57f11123be108eefd7651fc7421b3a98c83bec6782c81f66bec7489fe1c25c0f6cbd7d9b7a0a551f8201df020bb12e322e104eaa506a3631ab6c1507b0c77dc1

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk

Filesize
1KB

MD5
1fb89c71e3ec30b565388e407ca44024

SHA1
59ff1cc02e0d6f090dfb8f86869988f618639f75

SHA256
51101a07864f773ca8cc55f7b716bc73329bd3b74444d1e1c5e3ba0b22a42b7d

SHA512
03bc06f91891d17787dc2133c14ba3f89e39102fa07ac758bfdd83d37318dcedc4aa8a62436b180f7685dd30b1e3f5e8d1d7050dcc3d833cc57165bc4471fd8d

Download Submit
memory/3060-17-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/3060-18-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/3060-23-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4996-0-0x0000000074872000-0x0000000074873000-memory.dmp

Filesize
4KB

Download
memory/4996-1-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4996-2-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4996-14-0x0000000074872000-0x0000000074873000-memory.dmp

Filesize
4KB

Download
memory/4996-15-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4996-16-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads