a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d

General

Target

a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d.exe
Size

38KB
MD5

83afa33b3a5c9eaf2ca4d729e5b226b4
SHA1

7e4ef8c599b1d8ba61cd6f7bb42cdeabc4d1e541
SHA256

a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d
SHA512

a1b1bee07caed835656af58d33ed5a554bb2ed8d6a3c0c77e32e4457898e2fc4f096f89ff8be42dbfb26f46886e839aa5238bc82cd8c97beee7433b46a35943a
SSDEEP

768:/IU89GioLcKqgrTr19bWXB6hN5QpBryb0A4TDQnOA:189GQKJ6McfryAT

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1892	Trojan.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
320	netsh.exe

Drops startup file 2 IoCs

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

Loads dropped DLL 1 IoCs

pid	Process
2016	a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d.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-1-5-21-4063495947-34355257-727531523-1000\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 1 IoCs

pid	Process
1892	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1892	Trojan.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 1892	2016	a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d.exe	26
PID 2016 wrote to memory of 1892	2016	a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d.exe	26
PID 2016 wrote to memory of 1892	2016	a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d.exe	26
PID 2016 wrote to memory of 1892	2016	a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d.exe	26
PID 1892 wrote to memory of 320	1892	Trojan.exe	27
PID 1892 wrote to memory of 320	1892	Trojan.exe	27
PID 1892 wrote to memory of 320	1892	Trojan.exe	27
PID 1892 wrote to memory of 320	1892	Trojan.exe	27

C:\Users\Admin\AppData\Local\Temp\a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d.exe
"C:\Users\Admin\AppData\Local\Temp\a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2016
- 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:1892
- - 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:320

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
38KB

MD5
83afa33b3a5c9eaf2ca4d729e5b226b4

SHA1
7e4ef8c599b1d8ba61cd6f7bb42cdeabc4d1e541

SHA256
a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d

SHA512
a1b1bee07caed835656af58d33ed5a554bb2ed8d6a3c0c77e32e4457898e2fc4f096f89ff8be42dbfb26f46886e839aa5238bc82cd8c97beee7433b46a35943a

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

Filesize
38KB

MD5
83afa33b3a5c9eaf2ca4d729e5b226b4

SHA1
7e4ef8c599b1d8ba61cd6f7bb42cdeabc4d1e541

SHA256
a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d

SHA512
a1b1bee07caed835656af58d33ed5a554bb2ed8d6a3c0c77e32e4457898e2fc4f096f89ff8be42dbfb26f46886e839aa5238bc82cd8c97beee7433b46a35943a

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

Filesize
38KB

MD5
83afa33b3a5c9eaf2ca4d729e5b226b4

SHA1
7e4ef8c599b1d8ba61cd6f7bb42cdeabc4d1e541

SHA256
a48ee8ffa139b2e35437dbead32fb73859f876939a597cbe00380a56fbbc278d

SHA512
a1b1bee07caed835656af58d33ed5a554bb2ed8d6a3c0c77e32e4457898e2fc4f096f89ff8be42dbfb26f46886e839aa5238bc82cd8c97beee7433b46a35943a

Download Submit
memory/1892-61-0x0000000074E10000-0x00000000753BB000-memory.dmp

Filesize
5.7MB

Download
memory/1892-64-0x0000000074E10000-0x00000000753BB000-memory.dmp

Filesize
5.7MB

Download
memory/2016-54-0x0000000075A71000-0x0000000075A73000-memory.dmp

Filesize
8KB

Download
memory/2016-62-0x0000000074E10000-0x00000000753BB000-memory.dmp

Filesize
5.7MB

Download

Analysis

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