c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0

General

Target

c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe
Size

1.4MB
MD5

7ee6219d0f497752aa7f1c129ca50bc1
SHA1

68bec1b6c594b6bdaf74b4062e4b3c477aa6a1ad
SHA256

c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0
SHA512

a91760aeb550d5683ce0222f40addb3507b79ccf10199c6c5a4773d3b3fc0bcf874360202bfcdca0871da5efe94b94b24fecb72dd5ebeca02939928c5a534094
SSDEEP

24576:E9Yu8GgnSf7uw7J8qyKD0OIqKT//pIgl6A5H2TuDWkd3WZZ7SuW42C7Z32o3:zGMo7NSK/Iqwp/6A5Wgz501SuWYZ3V

Score

4^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1076	Update.exe

Loads dropped DLL 1 IoCs

pid	Process
3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.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 3 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	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Update.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NOTEPAD.EXE

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2640	NOTEPAD.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1076	Update.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3056 wrote to memory of 1076	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	30
PID 3056 wrote to memory of 1076	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	30
PID 3056 wrote to memory of 1076	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	30
PID 3056 wrote to memory of 1076	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	30
PID 3056 wrote to memory of 1076	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	30
PID 3056 wrote to memory of 1076	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	30
PID 3056 wrote to memory of 1076	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	30
PID 3056 wrote to memory of 2640	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	32
PID 3056 wrote to memory of 2640	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	32
PID 3056 wrote to memory of 2640	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	32
PID 3056 wrote to memory of 2640	3056	c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe	32

C:\Users\Admin\AppData\Local\Temp\c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe
"C:\Users\Admin\AppData\Local\Temp\c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3056
- C:\Users\Admin\AppData\Local\SquirrelTemp\Update.exe
  "C:\Users\Admin\AppData\Local\SquirrelTemp\Update.exe" --install . --exeName=c8db62bed2305b35860ba601c926f664da5c49cb58db6e364f0ed2805af511f0.exe --bootstrapperMode
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1076
- C:\Windows\SysWOW64\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\SquirrelTemp\SquirrelSetup.log
  2⤵
  - System Location Discovery: System Language Discovery
  - Opens file in notepad (likely ransom note)
  PID:2640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\SquirrelTemp\SquirrelSetup.log

Filesize
3KB

MD5
7ab84ba77f1eac45894760d999002c0f

SHA1
45afc9328f7505a8c7483265ee969eb722e47c3f

SHA256
3fe32ef5b82816aa8c8330914f8eb69efa0fa457eecba68361adc65e65dc0a1c

SHA512
b5abc82e80ea07d60e5bc1c9a6017e5d5a558efca3aeb89ef657261f278ee4e8e3d8487d488e16d98c45fcee19d1c3c06bb160a2366a79bbe0ae8dc2803dde3e

Download Submit
C:\Users\Admin\AppData\Local\SquirrelTemp\Update.exe

Filesize
2.5MB

MD5
b690b2420b21107e633b4e325768c1d0

SHA1
8f3faaab9eb83af7eb1c9963230e5980642c1dfb

SHA256
1f2a34f84b7f4171bcd0d40c80acee8aef0d9dc3529deb3e372bae180f571c14

SHA512
64b900fb5cefb8dec747c768061ea95d4ae2202127ae41cad46a59ab5e5cdfaaa78743d6383241a124e3ee4e2015566eb8f05285e16c12669745e23d293c90f6

Download Submit
C:\Users\Admin\AppData\Local\SquirrelTemp\endpoint.json

Filesize
610B

MD5
34b2a3afe7ae8ad113f54e64d2f62111

SHA1
c0afa4727bab161b777363fd49225d7ef084c16e

SHA256
1578d085af8165ef971cbb88d327e07c2b82c34eff379fcb2ab030a188b2981d

SHA512
d6a8a70603157f0cf4b4d2a2992b8082d30e35aab7e47f973e8bde5841dc5528f7a62a8d3889093343f0a806a1161965126140345ffcb4cb0dbd36e56f155720

Download Submit
memory/1076-9-0x00000000743EE000-0x00000000743EF000-memory.dmp

Filesize
4KB

Download
memory/1076-10-0x00000000009D0000-0x0000000000C4A000-memory.dmp

Filesize
2.5MB

Download
memory/1076-11-0x00000000003E0000-0x00000000003EA000-memory.dmp

Filesize
40KB

Download
memory/1076-12-0x00000000743E0000-0x0000000074ACE000-memory.dmp

Filesize
6.9MB

Download
memory/1076-19-0x00000000743E0000-0x0000000074ACE000-memory.dmp

Filesize
6.9MB

Download
memory/3056-20-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download

Analysis

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