netsupport | 748d8690bbd95248e5ef77961a4baa8c87aa70a38e5fcd465a37b24e65558527

Analysis

max time kernel
1226s
max time network
1238s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
20-06-2022 22:11

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General

Target

Installer/Installer.exe
Size

718.2MB
MD5

21789861e186b60def326d7fd6966fb1
SHA1

354987da5189498370577768cc3125f2d2b3167c
SHA256

ccfcbfa79a53af233a5f5fdea50eadd1f4868459cf241790dbbe6704ac054de5
SHA512

9b3f0beeb76011fcdf97e8a934920c7f74f5c3008d76d06f5b8ea20c8bc374305ff1e55b75fb8c6f746f1ca0123cdd61fc971299914524449670d23fd0a26839

Score

10^/10

netsupport redline 777 discovery infostealer rat spyware stealer

Malware Config

Extracted

Family

redline

Botnet

777

89.22.227.140:31288

Attributes

auth_value
e42115cf07e73321acdde5e388b0aef9

Signatures

NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
rat netsupport
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4196-134-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

pumpal109061.execlient32.exe

pid process

4472 pumpal109061.exe
3348 client32.exe

pid	process
4472	pumpal109061.exe
3348	client32.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Installer.exepumpal109061.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	Installer.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	pumpal109061.exe

Drops startup file 1 IoCs

Processes:

pumpal109061.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\autorunns.ini.lnk pumpal109061.exe
Loads dropped DLL 6 IoCs

Processes:

client32.exe

pid process

3348 client32.exe
3348 client32.exe
3348 client32.exe
3348 client32.exe
3348 client32.exe
3348 client32.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Suspicious use of SetThreadContext 1 IoCs

Processes:

Installer.exe

description pid process target process

PID 4248 set thread context of 4196 4248 Installer.exe Installer.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\autorunns.ini.lnk	pumpal109061.exe

pid	process
3348	client32.exe
3348	client32.exe
3348	client32.exe
3348	client32.exe
3348	client32.exe
3348	client32.exe

description	pid	process	target process
PID 4248 set thread context of 4196	4248	Installer.exe	Installer.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

Installer.exeInstaller.exe

pid	process
4248	Installer.exe
4248	Installer.exe
4248	Installer.exe
4248	Installer.exe
4248	Installer.exe
4248	Installer.exe
4248	Installer.exe
4248	Installer.exe
4248	Installer.exe
4248	Installer.exe
4196	Installer.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Installer.exeInstaller.execlient32.exe

description pid process

Token: SeDebugPrivilege 4248 Installer.exe
Token: SeDebugPrivilege 4196 Installer.exe
Token: SeSecurityPrivilege 3348 client32.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

client32.exe

pid process

3348 client32.exe

description	pid	process
Token: SeDebugPrivilege	4248	Installer.exe
Token: SeDebugPrivilege	4196	Installer.exe
Token: SeSecurityPrivilege	3348	client32.exe

pid	process
3348	client32.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Installer.exeInstaller.exepumpal109061.exe

description	pid	process	target process
PID 4248 wrote to memory of 4196	4248	Installer.exe	Installer.exe
PID 4248 wrote to memory of 4196	4248	Installer.exe	Installer.exe
PID 4248 wrote to memory of 4196	4248	Installer.exe	Installer.exe
PID 4248 wrote to memory of 4196	4248	Installer.exe	Installer.exe
PID 4248 wrote to memory of 4196	4248	Installer.exe	Installer.exe
PID 4248 wrote to memory of 4196	4248	Installer.exe	Installer.exe
PID 4248 wrote to memory of 4196	4248	Installer.exe	Installer.exe
PID 4248 wrote to memory of 4196	4248	Installer.exe	Installer.exe
PID 4196 wrote to memory of 4472	4196	Installer.exe	pumpal109061.exe
PID 4196 wrote to memory of 4472	4196	Installer.exe	pumpal109061.exe
PID 4196 wrote to memory of 4472	4196	Installer.exe	pumpal109061.exe
PID 4472 wrote to memory of 3348	4472	pumpal109061.exe	client32.exe
PID 4472 wrote to memory of 3348	4472	pumpal109061.exe	client32.exe
PID 4472 wrote to memory of 3348	4472	pumpal109061.exe	client32.exe

C:\Users\Admin\AppData\Local\Temp\Installer\Installer.exe
"C:\Users\Admin\AppData\Local\Temp\Installer\Installer.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4248

C:\Users\Admin\AppData\Local\Temp\Installer\Installer.exe
"C:\Users\Admin\AppData\Local\Temp\Installer\Installer.exe"
2⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4196

C:\Users\Admin\AppData\Local\Temp\pumpal109061.exe
"C:\Users\Admin\AppData\Local\Temp\pumpal109061.exe"
3⤵
- Executes dropped EXE
- Checks computer location settings
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:4472

C:\Users\Admin\AppData\Roaming\SupportWinUp\client32.exe
"C:\Users\Admin\AppData\Roaming\SupportWinUp\client32.exe"
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3348

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3552

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Installer.exe.log
Filesize
617B

MD5
85306571e7ae6002dd2a0fb3042b7472

SHA1
c897ab7434b118a8ec1fe25205903f5ec8f71241

SHA256
40c98b01052cd95102701b71b4fbe0eda48537435898c413239f5f888a614253

SHA512
0e9853dab46fd5f6f9eea44377d3802e9cc2fff7ba2f9b45c7c8fc37b860ad9c3c4beb6e1572c87964e06144504210e29038cb03e00c7e7af6ad32e6e995c76a

Download Submit
C:\Users\Admin\AppData\Local\Temp\pumpal109061.exe
Filesize
881.3MB

MD5
584a88693e0f36323f641939df4fd568

SHA1
cdcfa20be885a908c7e63c203240c7073899780f

SHA256
70eec4200fcff6dd024ad3e623e97381165fca6a1c4aaf6dd63c995af5444d23

SHA512
ff79a9276782a262039fc885dd3c677a7a6f99f7f5d0dfe2f509267811fcd94dfa7c9281c13a1b5111a4fa305f953831d9d9dba1e9dad7ce9ade29d707ca669e

Download Submit
C:\Users\Admin\AppData\Local\Temp\pumpal109061.exe
Filesize
881.3MB

MD5
584a88693e0f36323f641939df4fd568

SHA1
cdcfa20be885a908c7e63c203240c7073899780f

SHA256
70eec4200fcff6dd024ad3e623e97381165fca6a1c4aaf6dd63c995af5444d23

SHA512
ff79a9276782a262039fc885dd3c677a7a6f99f7f5d0dfe2f509267811fcd94dfa7c9281c13a1b5111a4fa305f953831d9d9dba1e9dad7ce9ade29d707ca669e

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\HTCTL32.DLL
Filesize
320KB

MD5
c94005d2dcd2a54e40510344e0bb9435

SHA1
55b4a1620c5d0113811242c20bd9870a1e31d542

SHA256
3c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899

SHA512
2e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\HTCTL32.DLL
Filesize
320KB

MD5
c94005d2dcd2a54e40510344e0bb9435

SHA1
55b4a1620c5d0113811242c20bd9870a1e31d542

SHA256
3c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899

SHA512
2e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\MSVCR100.dll
Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\NSM.LIC
Filesize
261B

MD5
a5090670b2a33d3172d86a5e37d8eb1f

SHA1
2cc5ac0a5998ceef432f761e838fc1dcea95844d

SHA256
79cdc33dc604d8e5dfa3a03031235e4cf3dcf96563ee9dab52e41d91572ba2d9

SHA512
70926685c88ad3f821170a21f5f034ec340af4b00d5b320b47444424ca44cf61acc196026bf945173bc08c94ade2a7f096b291fc82f6f73f457ecb56ab76e66e

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\PCICHEK.DLL
Filesize
18KB

MD5
104b30fef04433a2d2fd1d5f99f179fe

SHA1
ecb08e224a2f2772d1e53675bedc4b2c50485a41

SHA256
956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd

SHA512
5efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\PCICL32.DLL
Filesize
3.6MB

MD5
d3d39180e85700f72aaae25e40c125ff

SHA1
f3404ef6322f5c6e7862b507d05b8f4b7f1c7d15

SHA256
38684adb2183bf320eb308a96cdbde8d1d56740166c3e2596161f42a40fa32d5

SHA512
471ac150e93a182d135e5483d6b1492f08a49f5ccab420732b87210f2188be1577ceaaee4ce162a7acceff5c17cdd08dc51b1904228275f6bbde18022ec79d2f

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\PCICL32.dll
Filesize
3.6MB

MD5
d3d39180e85700f72aaae25e40c125ff

SHA1
f3404ef6322f5c6e7862b507d05b8f4b7f1c7d15

SHA256
38684adb2183bf320eb308a96cdbde8d1d56740166c3e2596161f42a40fa32d5

SHA512
471ac150e93a182d135e5483d6b1492f08a49f5ccab420732b87210f2188be1577ceaaee4ce162a7acceff5c17cdd08dc51b1904228275f6bbde18022ec79d2f

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\client32.exe
Filesize
109KB

MD5
b2b27ccaded1db8ee341d5bd2c373044

SHA1
1d0f9ca17c0961eeabffc2ba54e16854a13c8a9d

SHA256
e4985a9739637aad4a409c95da33a1304dc17fd6ef9046159b27c0b137a57911

SHA512
0987b11aa110ea6b6f4fe4361e587aff010508251644bdfb681a578fa4726fb56af039d55e0b74682fd7031414f665a98656186b220264c122a47d23751dcee1

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\client32.exe
Filesize
109KB

MD5
b2b27ccaded1db8ee341d5bd2c373044

SHA1
1d0f9ca17c0961eeabffc2ba54e16854a13c8a9d

SHA256
e4985a9739637aad4a409c95da33a1304dc17fd6ef9046159b27c0b137a57911

SHA512
0987b11aa110ea6b6f4fe4361e587aff010508251644bdfb681a578fa4726fb56af039d55e0b74682fd7031414f665a98656186b220264c122a47d23751dcee1

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\client32.ini
Filesize
922B

MD5
dffa0231dc24306b8e3b2bd039626008

SHA1
045dfb40f236346bd81a3c4b066380e5836d210b

SHA256
e6ebb4737718713aa429816324aa74dad33cd714ad120cf06f56398dfae42a49

SHA512
28ad197d81f8c45dd211960e0a897ce1d99fdeff4a6f5f6f97933bb7aa7761e2827856d65be9197509bf1d853448e6fa5f1babbf9b067c9a5b75c49dfb5d2828

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\msvcr100.dll
Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\msvcr100.dll
Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\pcicapi.dll
Filesize
32KB

MD5
34dfb87e4200d852d1fb45dc48f93cfc

SHA1
35b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641

SHA256
2d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703

SHA512
f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\pcicapi.dll
Filesize
32KB

MD5
34dfb87e4200d852d1fb45dc48f93cfc

SHA1
35b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641

SHA256
2d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703

SHA512
f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2

Download Submit
C:\Users\Admin\AppData\Roaming\SupportWinUp\pcichek.dll
Filesize
18KB

MD5
104b30fef04433a2d2fd1d5f99f179fe

SHA1
ecb08e224a2f2772d1e53675bedc4b2c50485a41

SHA256
956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd

SHA512
5efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f

Download Submit
memory/3348-150-0x0000000000000000-mapping.dmp

Download
memory/4196-141-0x0000000006110000-0x000000000612E000-memory.dmp

Filesize
120KB

Download
memory/4196-136-0x0000000005240000-0x0000000005252000-memory.dmp

Filesize
72KB

Download
memory/4196-144-0x0000000006F30000-0x00000000070F2000-memory.dmp

Filesize
1.8MB

Download
memory/4196-139-0x0000000005710000-0x00000000057A2000-memory.dmp

Filesize
584KB

Download
memory/4196-138-0x00000000052E0000-0x000000000531C000-memory.dmp

Filesize
240KB

Download
memory/4196-137-0x0000000005370000-0x000000000547A000-memory.dmp

Filesize
1.0MB

Download
memory/4196-142-0x0000000006260000-0x00000000062C6000-memory.dmp

Filesize
408KB

Download
memory/4196-143-0x0000000006D10000-0x0000000006D60000-memory.dmp

Filesize
320KB

Download
memory/4196-133-0x0000000000000000-mapping.dmp

Download
memory/4196-140-0x00000000057B0000-0x0000000005826000-memory.dmp

Filesize
472KB

Download
memory/4196-134-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4196-135-0x0000000005840000-0x0000000005E58000-memory.dmp

Filesize
6.1MB

Download
memory/4196-145-0x0000000007630000-0x0000000007B5C000-memory.dmp

Filesize
5.2MB

Download
memory/4248-130-0x0000000000C60000-0x0000000000CF6000-memory.dmp

Filesize
600KB

Download
memory/4248-132-0x00000000082F0000-0x0000000008894000-memory.dmp

Filesize
5.6MB

Download
memory/4248-131-0x00000000056A0000-0x000000000573C000-memory.dmp

Filesize
624KB

Download
memory/4472-146-0x0000000000000000-mapping.dmp

Download