b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e

General

Target

b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e.exe
Size

128KB
MD5

2e4d72b806add2e1bc8c42e38b4d5804
SHA1

8f16230c04b5e9c677efc867946bc1f0f515ca6c
SHA256

b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e
SHA512

51178bbaf08df8e4c425b707367d802c004cf35a7f9c3b234a72e2f6b734a52469e4f32f1bbc2e334fdb5be8c03ae3c4acd13690867fd850022b9bb589badcf1
SSDEEP

1536:PA/6+CLTX0vCfFkA52Nm78e+WZ8ilARmSoOK8jHswFVxM5l4zgSbqFhp:G1wGel5288INCRV68jHFVRpm

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
568	Trojan.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
636	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe

Loads dropped DLL 2 IoCs

pid	Process
1428	b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e.exe
1428	b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
568	Trojan.exe
568	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	568	Trojan.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1428 wrote to memory of 568	1428	b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e.exe	28
PID 1428 wrote to memory of 568	1428	b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e.exe	28
PID 1428 wrote to memory of 568	1428	b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e.exe	28
PID 1428 wrote to memory of 568	1428	b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e.exe	28
PID 568 wrote to memory of 636	568	Trojan.exe	29
PID 568 wrote to memory of 636	568	Trojan.exe	29
PID 568 wrote to memory of 636	568	Trojan.exe	29
PID 568 wrote to memory of 636	568	Trojan.exe	29

C:\Users\Admin\AppData\Local\Temp\b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e.exe
"C:\Users\Admin\AppData\Local\Temp\b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Executes dropped EXE
  - Drops startup file
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - 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\Trojan.exe" "Trojan.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:636

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
128KB

MD5
2e4d72b806add2e1bc8c42e38b4d5804

SHA1
8f16230c04b5e9c677efc867946bc1f0f515ca6c

SHA256
b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e

SHA512
51178bbaf08df8e4c425b707367d802c004cf35a7f9c3b234a72e2f6b734a52469e4f32f1bbc2e334fdb5be8c03ae3c4acd13690867fd850022b9bb589badcf1

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

Filesize
128KB

MD5
2e4d72b806add2e1bc8c42e38b4d5804

SHA1
8f16230c04b5e9c677efc867946bc1f0f515ca6c

SHA256
b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e

SHA512
51178bbaf08df8e4c425b707367d802c004cf35a7f9c3b234a72e2f6b734a52469e4f32f1bbc2e334fdb5be8c03ae3c4acd13690867fd850022b9bb589badcf1

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

Filesize
128KB

MD5
2e4d72b806add2e1bc8c42e38b4d5804

SHA1
8f16230c04b5e9c677efc867946bc1f0f515ca6c

SHA256
b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e

SHA512
51178bbaf08df8e4c425b707367d802c004cf35a7f9c3b234a72e2f6b734a52469e4f32f1bbc2e334fdb5be8c03ae3c4acd13690867fd850022b9bb589badcf1

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

Filesize
128KB

MD5
2e4d72b806add2e1bc8c42e38b4d5804

SHA1
8f16230c04b5e9c677efc867946bc1f0f515ca6c

SHA256
b2e51c0c911a3e7867402509b0c9ca5672072df9cdf39d06d853689e4b61831e

SHA512
51178bbaf08df8e4c425b707367d802c004cf35a7f9c3b234a72e2f6b734a52469e4f32f1bbc2e334fdb5be8c03ae3c4acd13690867fd850022b9bb589badcf1

Download Submit
memory/568-59-0x0000000000000000-mapping.dmp

Download
memory/568-64-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/568-67-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/636-65-0x0000000000000000-mapping.dmp

Download
memory/1428-54-0x0000000075591000-0x0000000075593000-memory.dmp

Filesize
8KB

Download
memory/1428-55-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/1428-56-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/1428-63-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download

Analysis

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