9dcd9722bae8dd0260f641d522553454b3f7fbc8df49ebb989a9257f38f42cec

General

Target
54eeb64b2b44f452052bf980ac0c7fba.exe
Size 294KB
Sample201117-b82evk7vee
SHA256 9dcd9722bae8dd0260f641d522553454b3f7fbc8df49ebb989a9257f38f42cec
MD5 54eeb64b2b44f452052bf980ac0c7fba
SHA1 572dcf32bf6f0cf0aa78df411372e2908f6f68d7
SHA512 e7b886dd535be48ea5d698f8afd3b5bee862609fa5070f2cb8ece3de93ae2b42181821ffacb3ea47b692e47a2e715055e1da3d3070af634bfe67b446ed7ded7d
MD5 SHA1 SHA512

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1696	server.exe

Loads dropped DLL 1 IoCs

pid	Process
1496	MSBuild.exe

Modifies service 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\ASP.NET_4.0.30319\Names\4FIGCK7sKUxvBG2Vo5pNIJ7i6WijvZPri6CwoTojQTl2QKRkQZweLJMxZsZwB9z9aGcG0lJK5xqBc7q4NkR6LFxXvkMTSRH1Sb4aAJPAE7JvJBXIShPqBR = "756"	54eeb64b2b44f452052bf980ac0c7fba.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 756 set thread context of 1496	756	54eeb64b2b44f452052bf980ac0c7fba.exe	30

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
756	54eeb64b2b44f452052bf980ac0c7fba.exe
756	54eeb64b2b44f452052bf980ac0c7fba.exe
1496	MSBuild.exe
1496	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	756	54eeb64b2b44f452052bf980ac0c7fba.exe
Token: SeDebugPrivilege	1496	MSBuild.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 756 wrote to memory of 560	756	54eeb64b2b44f452052bf980ac0c7fba.exe	29
PID 756 wrote to memory of 560	756	54eeb64b2b44f452052bf980ac0c7fba.exe	29
PID 756 wrote to memory of 560	756	54eeb64b2b44f452052bf980ac0c7fba.exe	29
PID 756 wrote to memory of 560	756	54eeb64b2b44f452052bf980ac0c7fba.exe	29
PID 756 wrote to memory of 1496	756	54eeb64b2b44f452052bf980ac0c7fba.exe	30
PID 756 wrote to memory of 1496	756	54eeb64b2b44f452052bf980ac0c7fba.exe	30
PID 756 wrote to memory of 1496	756	54eeb64b2b44f452052bf980ac0c7fba.exe	30
PID 756 wrote to memory of 1496	756	54eeb64b2b44f452052bf980ac0c7fba.exe	30
PID 756 wrote to memory of 1496	756	54eeb64b2b44f452052bf980ac0c7fba.exe	30
PID 756 wrote to memory of 1496	756	54eeb64b2b44f452052bf980ac0c7fba.exe	30
PID 756 wrote to memory of 1496	756	54eeb64b2b44f452052bf980ac0c7fba.exe	30
PID 756 wrote to memory of 1496	756	54eeb64b2b44f452052bf980ac0c7fba.exe	30
PID 756 wrote to memory of 1496	756	54eeb64b2b44f452052bf980ac0c7fba.exe	30
PID 1496 wrote to memory of 1696	1496	MSBuild.exe	31
PID 1496 wrote to memory of 1696	1496	MSBuild.exe	31
PID 1496 wrote to memory of 1696	1496	MSBuild.exe	31
PID 1496 wrote to memory of 1696	1496	MSBuild.exe	31

C:\Users\Admin\AppData\Local\Temp\54eeb64b2b44f452052bf980ac0c7fba.exe
"C:\Users\Admin\AppData\Local\Temp\54eeb64b2b44f452052bf980ac0c7fba.exe"
1⤵
- Modifies service
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:756
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "{path}"
  2⤵
  PID:560
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "{path}"
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1496
- - C:\Users\Admin\AppData\Local\Temp\server.exe
    "C:\Users\Admin\AppData\Local\Temp\server.exe"
    3⤵
    - Executes dropped EXE
    PID:1696

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/756-4-0x0000000001150000-0x0000000001183000-memory.dmp

Download

memory/756-0-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Download

memory/756-3-0x00000000005E0000-0x00000000005F4000-memory.dmp

Download

memory/756-1-0x00000000011E0000-0x00000000011E1000-memory.dmp

Download

memory/1496-5-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/1496-7-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/1496-8-0x0000000000400000-0x000000000040E000-memory.dmp

Download

memory/1496-9-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Download

memory/1696-16-0x0000000073C40000-0x000000007432E000-memory.dmp

Download

memory/1696-17-0x0000000000A20000-0x0000000000A21000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads