d919028ded9a2838dc922166bc6c4df025ec1656011a0637268241017eb4b88b

Resubmissions

08-10-2023 11:53

231008-n2cflsbg3s 1

07-10-2023 17:03

231007-vk4xvsdh4s 1

Analysis

max time kernel
122s
max time network
156s
platform
windows10-1703_x64
resource
win10-20230915-en
resource tags

arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
submitted
08-10-2023 11:53

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General

Target

NEAS_JC.js
Size

30KB
MD5

4a21eaccfbfa2f7ea311db7f63818961
SHA1

63d466fc3413e6ae80f039b8815fd75dcb770dd4
SHA256

d919028ded9a2838dc922166bc6c4df025ec1656011a0637268241017eb4b88b
SHA512

89a70baf629d99b9616ee771986114e70382302b9c6c4444612668b01056c9dc8ea4a96536e78da4097818a7cb987e48157d3c4b6d04eb91fb645ba61dcc2714
SSDEEP

384:rxzBB2qHEx4iWBi5edDEcaKvtOXmPqwtOrPqwtO/diD+BuvYOPFz4/oWwzK8tQiP:r12qHq4iWB/mQ8cikcYo9

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 5 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	firefox.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2445638973-2158012892-84912826-1000_Classes\Local Settings	firefox.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1152	firefox.exe
Token: SeDebugPrivilege	1152	firefox.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1152	firefox.exe
1152	firefox.exe
1152	firefox.exe
1152	firefox.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1152	firefox.exe
1152	firefox.exe
1152	firefox.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1152	firefox.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 2752 wrote to memory of 1152	2752	firefox.exe	73
PID 1152 wrote to memory of 724	1152	firefox.exe	74
PID 1152 wrote to memory of 724	1152	firefox.exe	74
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 64	1152	firefox.exe	75
PID 1152 wrote to memory of 3376	1152	firefox.exe	76
PID 1152 wrote to memory of 3376	1152	firefox.exe	76
PID 1152 wrote to memory of 3376	1152	firefox.exe	76

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\NEAS_JC.js
1⤵
PID:5032

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2752
- C:\Program Files\Mozilla Firefox\firefox.exe
  "C:\Program Files\Mozilla Firefox\firefox.exe"
  2⤵
  - Checks processor information in registry
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1152
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1152.0.1750655034\1113357687" -parentBuildID 20221007134813 -prefsHandle 1716 -prefMapHandle 1708 -prefsLen 20936 -prefMapSize 232675 -appDir "C:\Program Files\Mozilla Firefox\browser" - {79c74fdc-bbfb-46f5-bb4e-7ffce9e624d1} 1152 "\\.\pipe\gecko-crash-server-pipe.1152" 1796 1b1341f1e58 gpu
    3⤵
    PID:724
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1152.1.1092947694\444837300" -parentBuildID 20221007134813 -prefsHandle 2140 -prefMapHandle 2136 -prefsLen 21017 -prefMapSize 232675 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d1203b77-3f8a-4a80-8ac4-6e429d54e3f2} 1152 "\\.\pipe\gecko-crash-server-pipe.1152" 2152 1b121c71658 socket
    3⤵
    PID:64
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1152.2.1321669876\1949710180" -childID 1 -isForBrowser -prefsHandle 2676 -prefMapHandle 2980 -prefsLen 21120 -prefMapSize 232675 -jsInitHandle 1256 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {9b715a4a-3df6-456c-b16c-f189eb87982d} 1152 "\\.\pipe\gecko-crash-server-pipe.1152" 2628 1b1382b0058 tab
    3⤵
    PID:3376
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1152.3.951212955\299375438" -childID 2 -isForBrowser -prefsHandle 3408 -prefMapHandle 3404 -prefsLen 26480 -prefMapSize 232675 -jsInitHandle 1256 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d0c39596-7447-4168-9fc1-74f80ebf4c86} 1152 "\\.\pipe\gecko-crash-server-pipe.1152" 3420 1b136938e58 tab
    3⤵
    PID:1812
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1152.4.1441931182\629720775" -childID 3 -isForBrowser -prefsHandle 4332 -prefMapHandle 4328 -prefsLen 26539 -prefMapSize 232675 -jsInitHandle 1256 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {2bdad545-de58-4f51-b43f-dccc035d7566} 1152 "\\.\pipe\gecko-crash-server-pipe.1152" 4344 1b13693a358 tab
    3⤵
    PID:2808
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1152.7.1853434111\378202829" -childID 6 -isForBrowser -prefsHandle 5244 -prefMapHandle 5248 -prefsLen 26620 -prefMapSize 232675 -jsInitHandle 1256 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {7fbb12ab-957e-4a5e-b9e4-741ab91f466b} 1152 "\\.\pipe\gecko-crash-server-pipe.1152" 5236 1b13a57f258 tab
    3⤵
    PID:2680
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1152.6.1998177314\1226627751" -childID 5 -isForBrowser -prefsHandle 5064 -prefMapHandle 5068 -prefsLen 26620 -prefMapSize 232675 -jsInitHandle 1256 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {84c1c7bf-87f2-44d4-be67-a9b2a9a3dbbd} 1152 "\\.\pipe\gecko-crash-server-pipe.1152" 5052 1b13a57c558 tab
    3⤵
    PID:2120
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1152.5.1069586278\1678423638" -childID 4 -isForBrowser -prefsHandle 3544 -prefMapHandle 4572 -prefsLen 26620 -prefMapSize 232675 -jsInitHandle 1256 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {a3fdaa1d-9fd8-4b89-9543-9c1f303b90a4} 1152 "\\.\pipe\gecko-crash-server-pipe.1152" 3408 1b1392c9458 tab
    3⤵
    PID:2904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\rlkz7qab.default-release\activity-stream.discovery_stream.json

Filesize
22KB

MD5
9f606992cb8a6778698efb7442c8ce0e

SHA1
6bc9bf6206dbdb4c2f0b49f9940663353113d68c

SHA256
ea077d503465305ba79a5b4f0c1e41081af8bed66406c4895ad2b4fdbdf1a38d

SHA512
c7f4692f6f4ff356241621369002d8455ac5e522b55989e13ec99041a2c989a17b9b6b02c7981f4ed7ba8cd1eadc5a8ed7ad47dc663efc30a0ec53ba2ed7b599

Download Submit
C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\rlkz7qab.default-release\cache2\entries\180089313729568CF6D0CAF9991F0FA4115478F0

Filesize
13KB

MD5
ed91b185da579a7ae34179f1761b8d62

SHA1
ef2a0d200006767c5a612efcf53a4f1917495fd9

SHA256
237be0c47695f9433c6f0090a2df80e1744193417b7cb67be0f32b3de82abd0e

SHA512
984be4bd0b89daedee6f9609e52509d63a7db016fc8b2788ea5f58e60bd511f292884e093dd0d1547d88cf9a1dbee73d36f8ebf2b984b6e980228d25b5f04ef0

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpaddon

Filesize
442KB

MD5
85430baed3398695717b0263807cf97c

SHA1
fffbee923cea216f50fce5d54219a188a5100f41

SHA256
a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e

SHA512
06511f1f6c6d44d076b3c593528c26a602348d9c41689dbf5ff716b671c3ca5756b12cb2e5869f836dedce27b1a5cfe79b93c707fd01f8e84b620923bb61b5f1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpaddon-1

Filesize
8.0MB

MD5
a01c5ecd6108350ae23d2cddf0e77c17

SHA1
c6ac28a2cd979f1f9a75d56271821d5ff665e2b6

SHA256
345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42

SHA512
b046dd1b26ec0b810ee441b7ad4dc135e3f1521a817b9f3db60a32976352e8f7e53920e1a77fc5b4130aac260d79deef7e823267b4414e9cc774d8bffca56a72

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rlkz7qab.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll

Filesize
997KB

MD5
fe3355639648c417e8307c6d051e3e37

SHA1
f54602d4b4778da21bc97c7238fc66aa68c8ee34

SHA256
1ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e

SHA512
8f4030bb2464b98eccbea6f06eb186d7216932702d94f6b84c56419e9cf65a18309711ab342d1513bf85aed402bc3535a70db4395874828f0d35c278dd2eac9c

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rlkz7qab.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info

Filesize
116B

MD5
3d33cdc0b3d281e67dd52e14435dd04f

SHA1
4db88689282fd4f9e9e6ab95fcbb23df6e6485db

SHA256
f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b

SHA512
a4a96743332cc8ef0f86bc2e6122618bfc75ed46781dadbac9e580cd73df89e74738638a2cccb4caa4cbbf393d771d7f2c73f825737cdb247362450a0d4a4bc1

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rlkz7qab.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt

Filesize
479B

MD5
49ddb419d96dceb9069018535fb2e2fc

SHA1
62aa6fea895a8b68d468a015f6e6ab400d7a7ca6

SHA256
2af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539

SHA512
48386217dabf7556e381ab3f5924b123a0a525969ff98f91efb03b65477c94e48a15d9abcec116b54616d36ad52b6f1d7b8b84c49c204e1b9b43f26f2af92da2

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rlkz7qab.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json

Filesize
372B

MD5
8be33af717bb1b67fbd61c3f4b807e9e

SHA1
7cf17656d174d951957ff36810e874a134dd49e0

SHA256
e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd

SHA512
6125f60418e25fee896bf59f5672945cd8f36f03665c721837bb50adf5b4dfef2dddbfcfc817555027dcfa90e1ef2a1e80af1219e8063629ea70263d2fc936a7

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rlkz7qab.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll

Filesize
11.8MB

MD5
33bf7b0439480effb9fb212efce87b13

SHA1
cee50f2745edc6dc291887b6075ca64d716f495a

SHA256
8ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e

SHA512
d329a1a1d98e302142f2776de8cc2cd45a465d77cb21c461bdf5ee58c68073a715519f449cb673977288fe18401a0abcce636c85abaec61a4a7a08a16c924275

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rlkz7qab.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib

Filesize
1KB

MD5
688bed3676d2104e7f17ae1cd2c59404

SHA1
952b2cdf783ac72fcb98338723e9afd38d47ad8e

SHA256
33899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237

SHA512
7a0e3791f75c229af79dd302f7d0594279f664886fea228cfe78e24ef185ae63aba809aa1036feb3130066deadc8e78909c277f0a7ed1e3485df3cf2cd329776

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rlkz7qab.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig

Filesize
1KB

MD5
937326fead5fd401f6cca9118bd9ade9

SHA1
4526a57d4ae14ed29b37632c72aef3c408189d91

SHA256
68a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81

SHA512
b232f6cf3f88adb346281167ac714c4c4c7aac15175087c336911946d12d63d3a3a458e06b298b41a7ec582ef09fe238da3a3166ff89c450117228f7485c22d2

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rlkz7qab.default-release\prefs-1.js

Filesize
7KB

MD5
0c97bc6c24203f2ebc3095893245cf99

SHA1
3fcb74810bc025da4c6702acc76bd7b3749e24da

SHA256
ea595a47d47fbbde1b102245f53321bb59e1590c028bd9f1202c90c0b10cb4a8

SHA512
90c14014a86a2c607dac2dc91d8fd3598e80c0fdf11be5aead7bfcf904693f1ed8ff3ae88ef3fd1bcc3bb15fc13f043f927f7b4986d1e033be895487ed8f4b6f

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rlkz7qab.default-release\prefs-1.js

Filesize
10KB

MD5
eb0a7ee6dd7287b6985fe72c731e3430

SHA1
eb3ab7c33f973e7e0a379067ac950c1e9459ff64

SHA256
31ca3dc428d958231adee171ebf9a9017eaabd438fbe81912f75dcec2dd44057

SHA512
1babb4117855e67d9a99a9ca7d1b0838ffbbc4c70e010e75a558161ad76c56cb8006d12062319851847ceae95946edc7fcd3764aa345eed96f0e98bdbf791c3b

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\rlkz7qab.default-release\sessionstore-backups\recovery.jsonlz4

Filesize
1KB

MD5
b0eac4febdba2318701fef986c8b3f36

SHA1
c0e2b808a37f29818c3a291be9cbf05013c7fcb1

SHA256
8841e79c00f724d2bf564ee898ef62242d27275e2fa1f4ca48e1bbf3087b6f2a

SHA512
861f14b2a0c5e14199ff046b404b3af8474381812d67c6903fd65d65c888e40647d86b31739d7d54a8668bf00d7845dde45f9d3a266c7d9ef084bbe580c406a0

Download Submit