2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468

Analysis

max time kernel
147s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
02-10-2022 14:46

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General

Target

2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468.exe
Size

81KB
MD5

7386700662176cbad09a78028ad0ec10
SHA1

1711b0cf8eb7d63b2acfff46c0b0c69efaaab2bc
SHA256

2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468
SHA512

0c0960abf7126998956bc50a86da810abae30c67e3a388bdc6549d44faa023b4a09e72a69fc8624dde300d5d7a05eeda6c52013d180a64e7a7334964d56ee0a3
SSDEEP

1536:62ny03fkUsFtDAjfuJuE1tnp5FDmLGESGBTUFOa:621PCPAjf8uEN4l+FOa

Score

8^/10

evasion

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
568	server.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
780	netsh.exe

Loads dropped DLL 1 IoCs

pid	Process
996	2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 19 IoCs

description	pid	Process
Token: SeDebugPrivilege	568	server.exe
Token: 33	568	server.exe
Token: SeIncBasePriorityPrivilege	568	server.exe
Token: 33	568	server.exe
Token: SeIncBasePriorityPrivilege	568	server.exe
Token: 33	568	server.exe
Token: SeIncBasePriorityPrivilege	568	server.exe
Token: 33	568	server.exe
Token: SeIncBasePriorityPrivilege	568	server.exe
Token: 33	568	server.exe
Token: SeIncBasePriorityPrivilege	568	server.exe
Token: 33	568	server.exe
Token: SeIncBasePriorityPrivilege	568	server.exe
Token: 33	568	server.exe
Token: SeIncBasePriorityPrivilege	568	server.exe
Token: 33	568	server.exe
Token: SeIncBasePriorityPrivilege	568	server.exe
Token: 33	568	server.exe
Token: SeIncBasePriorityPrivilege	568	server.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 568	996	2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468.exe	27
PID 996 wrote to memory of 568	996	2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468.exe	27
PID 996 wrote to memory of 568	996	2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468.exe	27
PID 996 wrote to memory of 568	996	2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468.exe	27
PID 568 wrote to memory of 780	568	server.exe	28
PID 568 wrote to memory of 780	568	server.exe	28
PID 568 wrote to memory of 780	568	server.exe	28
PID 568 wrote to memory of 780	568	server.exe	28

C:\Users\Admin\AppData\Local\Temp\2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468.exe
"C:\Users\Admin\AppData\Local\Temp\2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:996
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:568
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:780

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\server.exe

Filesize
81KB

MD5
7386700662176cbad09a78028ad0ec10

SHA1
1711b0cf8eb7d63b2acfff46c0b0c69efaaab2bc

SHA256
2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468

SHA512
0c0960abf7126998956bc50a86da810abae30c67e3a388bdc6549d44faa023b4a09e72a69fc8624dde300d5d7a05eeda6c52013d180a64e7a7334964d56ee0a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe

Filesize
81KB

MD5
7386700662176cbad09a78028ad0ec10

SHA1
1711b0cf8eb7d63b2acfff46c0b0c69efaaab2bc

SHA256
2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468

SHA512
0c0960abf7126998956bc50a86da810abae30c67e3a388bdc6549d44faa023b4a09e72a69fc8624dde300d5d7a05eeda6c52013d180a64e7a7334964d56ee0a3

Download Submit
\Users\Admin\AppData\Local\Temp\server.exe

Filesize
81KB

MD5
7386700662176cbad09a78028ad0ec10

SHA1
1711b0cf8eb7d63b2acfff46c0b0c69efaaab2bc

SHA256
2b903e829950918b5b2ba6ed81fa19be2c5f8fa9934ee4c75bb278934a953468

SHA512
0c0960abf7126998956bc50a86da810abae30c67e3a388bdc6549d44faa023b4a09e72a69fc8624dde300d5d7a05eeda6c52013d180a64e7a7334964d56ee0a3

Download Submit
memory/568-62-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/568-65-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/996-54-0x00000000760E1000-0x00000000760E3000-memory.dmp

Filesize
8KB

Download
memory/996-55-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/996-61-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download