netsupport | 5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c

General

Target

5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe
Size

6.9MB
MD5

07a87aa24009a2a678e6b17360637996
SHA1

d0649a12eb108c99e45a3423dd10bf91c7b01215
SHA256

5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c
SHA512

2f94d1e74e2507633e8d66e1c542c49c1037dc437b3205cdd1931887691d4e7eb02071b9faa00dc59be281ae3f1433199cbe79dde732fc1e3459a440ae22b6cd
SSDEEP

98304:IKnLMbqxElIEDE+rOlMgdhC4NExt7ov8bt4HS6WrcK2+:IRbqSl9w+KlMqc4LUQS66c

Score

10^/10

netsupport discovery persistence rat

Malware Config

Signatures

NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
rat netsupport
Netsupport family
netsupport

Executes dropped EXE 1 IoCs

pid	Process
2708	adobe.exe

Loads dropped DLL 5 IoCs

pid	Process
2708	adobe.exe
2708	adobe.exe
2708	adobe.exe
2708	adobe.exe
2708	adobe.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\Adobe Acrobat GC Utility = "C:\\Users\\Admin\\AppData\\Roaming\\Adobe\\Acrobat\\CrashReporterResources\\adobe.exe"	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	adobe.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe
2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe
2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe
2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe
2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe
2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe
Token: SeSecurityPrivilege	2708	adobe.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2708	adobe.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 2708	2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe	30
PID 2524 wrote to memory of 2708	2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe	30
PID 2524 wrote to memory of 2708	2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe	30
PID 2524 wrote to memory of 2708	2524	5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe	30

C:\Users\Admin\AppData\Local\Temp\5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe
"C:\Users\Admin\AppData\Local\Temp\5afc9b30c522545344b315c66f210f789bd0b54ad01617a6291feef466e89a7c.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\CrashReporterResources\adobe.exe
  "C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\CrashReporterResources\adobe.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\CrashReporterResources\HTCTL32.DLL

Filesize
316KB

MD5
051cdb6ac8e168d178e35489b6da4c74

SHA1
38c171457d160f8a6f26baa668f5c302f6c29cd1

SHA256
6562585009f15155eea9a489e474cebc4dd2a01a26d846fdd1b93fdc24b0c269

SHA512
602ab9999f7164a2d1704f712d8a622d69148eefe9a380c30bc8b310eadedf846ce6ae7940317437d5da59404d141dc2d1e0c3f954ca4ac7ae3497e56fcb4e36

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\CrashReporterResources\MSVCR100.dll

Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\CrashReporterResources\NSM.LIC

Filesize
261B

MD5
886e4bb84e1ecc4a04ae599d76fcce1d

SHA1
3f0493bb2088af50bcc8223462db0b207354e946

SHA256
5eeb014e3b390e0c85ce72988d422dcd9de1520566b11755c70bdd9bb7376060

SHA512
f4db9038a113c4b1e2462b3e0becef2500c9532a79c8187f51d011d690bc68c6d1a99585e43136cb082bd6a232136546db50265f226ff19e67d8430306a8761f

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\CrashReporterResources\PCICAPI.dll

Filesize
106KB

MD5
67c53a770390e8c038060a1921c20da9

SHA1
49e63af91169c8ce7ef7de3d6a6fb9f8f739fa3a

SHA256
2dfdc169dfc27462adc98dde39306de8d0526dcf4577a1a486c2eef447300689

SHA512
201e07dbccd83480d6c4d8562e6d0a9e4c52ed12895f0b91d875c2bbcc50b3b1802e11e5e829c948be302bf98ebde7fb2a99476065d1709b3bdbcd5d59a1612d

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\CrashReporterResources\PCICL32.dll

Filesize
3.3MB

MD5
e7b92529ea10176fe35ba73fa4edef74

SHA1
fc5b325d433cde797f6ad0d8b1305d6fb16d4e34

SHA256
b6d4ad0231941e0637485ac5833e0fdc75db35289b54e70f3858b70d36d04c80

SHA512
fb3a70e87772c1fb386ad8def6c7bdf325b8d525355d4386102649eb2d61f09ce101fce37ccc1f44d5878e604e2e426d96618e836367ab460cae01f627833517

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\CrashReporterResources\adobe.exe

Filesize
101KB

MD5
c4f1b50e3111d29774f7525039ff7086

SHA1
57539c95cba0986ec8df0fcdea433e7c71b724c6

SHA256
18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d

SHA512
005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\CrashReporterResources\client32.ini

Filesize
723B

MD5
f3a74c722cceef91922e64586c5ed2d8

SHA1
a32a564f16d76c4bc60792fe984853261453d512

SHA256
5117cc94fa38ee04077e7ce83fb282b2272fc9626a24391d910a1fa66e5e5f4b

SHA512
5c7e7dca8bc613aafea1a8735e0d117766202d57fd74568de371dbf3def7aea1ad248ab66430c75c7b85079846933191e5500ce7638ff11edf0eb95f2027b19e

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\CrashReporterResources\pcichek.dll

Filesize
14KB

MD5
3aabcd7c81425b3b9327a2bf643251c6

SHA1
ea841199baa7307280fc9e4688ac75e5624f2181

SHA256
0cff893b1e7716d09fb74b7a0313b78a09f3f48c586d31fc5f830bd72ce8331f

SHA512
97605b07be34948541462000345f1e8f9a9134d139448d4f331cefeeca6dad51c025fcab09d182b86e5a4a8e2f9412b3745ec86b514b0523497c821cb6b8c592

Download Submit
memory/2524-3-0x000000001F500000-0x000000001F72A000-memory.dmp

Filesize
2.2MB

Download
memory/2524-6-0x0000000003490000-0x0000000003496000-memory.dmp

Filesize
24KB

Download
memory/2524-5-0x0000000100000000-0x000000010070D000-memory.dmp

Filesize
7.1MB

Download
memory/2524-4-0x0000000100000000-0x000000010070D000-memory.dmp

Filesize
7.1MB

Download
memory/2524-0-0x0000000100000000-0x000000010070D000-memory.dmp

Filesize
7.1MB

Download
memory/2524-2-0x0000000100000000-0x000000010070D000-memory.dmp

Filesize
7.1MB

Download
memory/2524-1-0x00000001004BA000-0x000000010070D000-memory.dmp

Filesize
2.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads