netsupport | 2536ed1c773890e946e5dadb6566ccceafae393378261d01ff98107eae5a2206

General

Target

TRXUniontransferdtd029042024jpg.exe.bin.exe
Size

2.3MB
MD5

2058a7f8d1883cb12094943f67ecc4d5
SHA1

ea8c15bb13614589fd71b551f9dc1372e3969001
SHA256

2536ed1c773890e946e5dadb6566ccceafae393378261d01ff98107eae5a2206
SHA512

f9c7312c616c82b55ec1f6cc2cb84a56ac1196f14eb97b3c120c98daa311c7d784e8790153149ebcda6bd4a951f7a4a614cd22f775514f1b637df2eb3ebfe12a
SSDEEP

49152:6BCxJceRCf3Utos/LFwz+ZkvLnjQB+mGFqngC86ZJu1eHY:yRsto66+Zkjjqgd6u1eHY

Score

10^/10

netsupport rat

Malware Config

Signatures

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\autorunsfin1321.ini.lnk	TRXUniontransferdtd029042024jpg.exe.bin.exe

Executes dropped EXE 1 IoCs

pid	Process
1660	client32.exe

Loads dropped DLL 10 IoCs

pid	Process
2332	TRXUniontransferdtd029042024jpg.exe.bin.exe
2332	TRXUniontransferdtd029042024jpg.exe.bin.exe
2332	TRXUniontransferdtd029042024jpg.exe.bin.exe
2332	TRXUniontransferdtd029042024jpg.exe.bin.exe
2332	TRXUniontransferdtd029042024jpg.exe.bin.exe
1660	client32.exe
1660	client32.exe
1660	client32.exe
1660	client32.exe
1660	client32.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1660	client32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1660	client32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 1660	2332	TRXUniontransferdtd029042024jpg.exe.bin.exe	28
PID 2332 wrote to memory of 1660	2332	TRXUniontransferdtd029042024jpg.exe.bin.exe	28
PID 2332 wrote to memory of 1660	2332	TRXUniontransferdtd029042024jpg.exe.bin.exe	28
PID 2332 wrote to memory of 1660	2332	TRXUniontransferdtd029042024jpg.exe.bin.exe	28
PID 2332 wrote to memory of 1660	2332	TRXUniontransferdtd029042024jpg.exe.bin.exe	28
PID 2332 wrote to memory of 1660	2332	TRXUniontransferdtd029042024jpg.exe.bin.exe	28
PID 2332 wrote to memory of 1660	2332	TRXUniontransferdtd029042024jpg.exe.bin.exe	28

C:\Users\Admin\AppData\Local\Temp\TRXUniontransferdtd029042024jpg.exe.bin.exe
"C:\Users\Admin\AppData\Local\Temp\TRXUniontransferdtd029042024jpg.exe.bin.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Users\Admin\AppData\Roaming\updatewin1263\client32.exe
  "C:\Users\Admin\AppData\Roaming\updatewin1263\client32.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:1660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\Roaming\updatewin1263\MSVCR100.dll

Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Admin\AppData\Roaming\updatewin1263\NSM.LIC

Filesize
259B

MD5
25fd6ff70798d7a998bb4b8a627dec22

SHA1
be3cb11cc23ae6261c1c491b6ea77c7781a70f7c

SHA256
af08f32fc2c00f4594e4fae9894d202e6d634fb1fc0c9fa6073ea55384b3f0b4

SHA512
0b5600716da52f057201f38d78631562230ea5b4f02f732768364fe4f6cc06b5019ea1f1cdbec0cce073781fb336e1f9a73f546aaa8d2aca6bb2320a61056622

Download Submit
C:\Users\Admin\AppData\Roaming\updatewin1263\PCICL32.dll

Filesize
3.3MB

MD5
e7b92529ea10176fe35ba73fa4edef74

SHA1
fc5b325d433cde797f6ad0d8b1305d6fb16d4e34

SHA256
b6d4ad0231941e0637485ac5833e0fdc75db35289b54e70f3858b70d36d04c80

SHA512
fb3a70e87772c1fb386ad8def6c7bdf325b8d525355d4386102649eb2d61f09ce101fce37ccc1f44d5878e604e2e426d96618e836367ab460cae01f627833517

Download Submit
C:\Users\Admin\AppData\Roaming\updatewin1263\client32.ini

Filesize
817B

MD5
e56108e0f4c58cbcaf1eec8700d490a0

SHA1
91bf59720ea436934a6c38a9e7dd857392563c8a

SHA256
2f2f709bf04dcc1198f5b7c9b3ed5d0a21936ff745ec3a99e1fb993474ca0c22

SHA512
36e28ff4fe3b956941ffa9fbed20ab99a50a149cb17696555d15e75c5c727d30eacd4cbd47dd339d459a5681843f9e5b9ab4319f19fc084d6ad8cfa31edfad8e

Download Submit
C:\Users\Admin\AppData\Roaming\updatewin1263\pcichek.dll

Filesize
14KB

MD5
3aabcd7c81425b3b9327a2bf643251c6

SHA1
ea841199baa7307280fc9e4688ac75e5624f2181

SHA256
0cff893b1e7716d09fb74b7a0313b78a09f3f48c586d31fc5f830bd72ce8331f

SHA512
97605b07be34948541462000345f1e8f9a9134d139448d4f331cefeeca6dad51c025fcab09d182b86e5a4a8e2f9412b3745ec86b514b0523497c821cb6b8c592

Download Submit
\Users\Admin\AppData\Roaming\updatewin1263\HTCTL32.DLL

Filesize
316KB

MD5
051cdb6ac8e168d178e35489b6da4c74

SHA1
38c171457d160f8a6f26baa668f5c302f6c29cd1

SHA256
6562585009f15155eea9a489e474cebc4dd2a01a26d846fdd1b93fdc24b0c269

SHA512
602ab9999f7164a2d1704f712d8a622d69148eefe9a380c30bc8b310eadedf846ce6ae7940317437d5da59404d141dc2d1e0c3f954ca4ac7ae3497e56fcb4e36

Download Submit
\Users\Admin\AppData\Roaming\updatewin1263\client32.exe

Filesize
99KB

MD5
989846336f383ddb78feb7ca6e436d64

SHA1
550ac75d81ed2895a33280d9cf41d3c45471316d

SHA256
1fb0385990fa6504769b166543aa3d4024393876999d05dc6ffbc3b47e761891

SHA512
389f5378fa9f47373897689fcbf1a3323be354c04126b4e3ee01d02959c8a1d88d543378435713a1c71bf7387532f37ce5e0e24d617710f6290b8adcb19e68a4

Download Submit
\Users\Admin\AppData\Roaming\updatewin1263\pcicapi.dll

Filesize
106KB

MD5
67c53a770390e8c038060a1921c20da9

SHA1
49e63af91169c8ce7ef7de3d6a6fb9f8f739fa3a

SHA256
2dfdc169dfc27462adc98dde39306de8d0526dcf4577a1a486c2eef447300689

SHA512
201e07dbccd83480d6c4d8562e6d0a9e4c52ed12895f0b91d875c2bbcc50b3b1802e11e5e829c948be302bf98ebde7fb2a99476065d1709b3bdbcd5d59a1612d

Download Submit

Analysis

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