487ad0d2cf075f4328a1adf57ef428759ad4e2c873a8ebd2ad9653990829c9cf

Analysis

max time kernel
121s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240426-es
resource tags

arch:x64arch:x86image:win10v2004-20240426-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
08/06/2024, 23:24

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General

Target

tr.html
Size

150B
MD5

7f077f1fce3d566040b0d69eb1f27d8f
SHA1

28d9c5f6b214c5cdbe7f7e55d6ed5e82080dea01
SHA256

487ad0d2cf075f4328a1adf57ef428759ad4e2c873a8ebd2ad9653990829c9cf
SHA512

fb93af3733dfb08f18ecc4dccf2fbf035ac0be66d8abf5715d7716fe27979c349b33994055093a5dcc8852b8305cd0ac8ab468fdfdf136f2904b38256cc8d739

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 6 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
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\VendorIdentifier	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\ProcessorNameString	firefox.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	firefox.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000_Classes\Local Settings	firefox.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4304	firefox.exe
Token: SeDebugPrivilege	4304	firefox.exe
Token: SeDebugPrivilege	4304	firefox.exe
Token: SeDebugPrivilege	4304	firefox.exe
Token: SeDebugPrivilege	4304	firefox.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4304	firefox.exe
4304	firefox.exe
4304	firefox.exe
4304	firefox.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4304	firefox.exe
4304	firefox.exe
4304	firefox.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4304	firefox.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 2856 wrote to memory of 4304	2856	firefox.exe	81
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 568	4304	firefox.exe	82
PID 4304 wrote to memory of 4348	4304	firefox.exe	83
PID 4304 wrote to memory of 4348	4304	firefox.exe	83
PID 4304 wrote to memory of 4348	4304	firefox.exe	83
PID 4304 wrote to memory of 4348	4304	firefox.exe	83
PID 4304 wrote to memory of 4348	4304	firefox.exe	83
PID 4304 wrote to memory of 4348	4304	firefox.exe	83
PID 4304 wrote to memory of 4348	4304	firefox.exe	83
PID 4304 wrote to memory of 4348	4304	firefox.exe	83
PID 4304 wrote to memory of 4348	4304	firefox.exe	83
PID 4304 wrote to memory of 4348	4304	firefox.exe	83

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:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "C:\Users\Admin\AppData\Local\Temp\tr.html"
1⤵
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Program Files\Mozilla Firefox\firefox.exe
  "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url C:\Users\Admin\AppData\Local\Temp\tr.html
  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:4304
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4304.0.1933941475\1642005716" -parentBuildID 20230214051806 -prefsHandle 1736 -prefMapHandle 1728 -prefsLen 22076 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {b550f794-2461-4d25-84fb-ae691c716300} 4304 "\\.\pipe\gecko-crash-server-pipe.4304" 1828 22eed10c158 gpu
    3⤵
    PID:568
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4304.1.1522137716\608709690" -parentBuildID 20230214051806 -prefsHandle 2464 -prefMapHandle 2452 -prefsLen 22927 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {11f4c3eb-bad4-4e52-8675-a6d55bcd104b} 4304 "\\.\pipe\gecko-crash-server-pipe.4304" 2476 22ed8f89f58 socket
    3⤵
    PID:4348
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4304.2.473026435\363201638" -childID 1 -isForBrowser -prefsHandle 2992 -prefMapHandle 2988 -prefsLen 23030 -prefMapSize 235121 -jsInitHandle 1244 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1f635a58-ac45-467a-a456-3a66c235f514} 4304 "\\.\pipe\gecko-crash-server-pipe.4304" 3004 22ef014b258 tab
    3⤵
    PID:1424
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4304.3.506752000\789742760" -childID 2 -isForBrowser -prefsHandle 3592 -prefMapHandle 3588 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1244 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ad72a82f-2614-4e5d-a913-ad81b43aa457} 4304 "\\.\pipe\gecko-crash-server-pipe.4304" 3600 22ef1b2dc58 tab
    3⤵
    PID:2132
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4304.4.39742487\587679747" -childID 3 -isForBrowser -prefsHandle 4964 -prefMapHandle 4728 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1244 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9c908382-3cb6-48e0-bf1b-2e305de052ae} 4304 "\\.\pipe\gecko-crash-server-pipe.4304" 4972 22ef3b31f58 tab
    3⤵
    PID:3228
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4304.5.1309990962\671607907" -childID 4 -isForBrowser -prefsHandle 5108 -prefMapHandle 5008 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1244 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1872f136-5de5-4d6d-8a20-5cf98a16a4ab} 4304 "\\.\pipe\gecko-crash-server-pipe.4304" 5096 22ef3b82e58 tab
    3⤵
    PID:1936
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4304.6.1746140193\399840105" -childID 5 -isForBrowser -prefsHandle 5388 -prefMapHandle 5384 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1244 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7fcb916d-fa2e-4f43-a569-034227bae491} 4304 "\\.\pipe\gecko-crash-server-pipe.4304" 5396 22ef3b82858 tab
    3⤵
    PID:3108

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\h6dhg2l4.default-release\activity-stream.discovery_stream.json.tmp

Filesize
27KB

MD5
e7ebb5d3d14dbc78a27465b668d76310

SHA1
19de78557ba8ee6ffafda3777dc78afe67f1436b

SHA256
ecab9c18d0c5e25d2a6f06f3cfe635ff5399d63e451d2ec10cc875863bdee816

SHA512
a549777728465afa1a869529eb829a91baace52de567934f2d1bd2ab23eb1f43e228546fb8b0869048157698fa010d9227157db9a777b94d2e79146a6f318960

Download Submit
C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\h6dhg2l4.default-release\cache2\entries\383A97A57B113BD106DE6984E6DBA5F537327263

Filesize
13KB

MD5
654ed4f15ba9a6fd2618819d99dcc7ae

SHA1
1667017c91b9f34e3f1d215d9759cc9359d34fd5

SHA256
4d7ee7fc72cd0c5dfb672801d98194a31f6c9133e9c8c8389dc5758ecddcb49e

SHA512
8e25e3e50f81b09b68e7d2715f1b17ccf355b551f4c1ca661274deb2471899f8a3e57a155a9942fc8c5706ccad9538cbddad82d19788bfb2da8a5a39b707503b

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\h6dhg2l4.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\h6dhg2l4.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\h6dhg2l4.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\h6dhg2l4.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\h6dhg2l4.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\h6dhg2l4.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\h6dhg2l4.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\h6dhg2l4.default-release\prefs-1.js

Filesize
8KB

MD5
f8257c9f05d747d27816d11b97cb4726

SHA1
423363eabcd60607e7a8e2a24b91b102c870165d

SHA256
dd6f852a7b618287bf331be71deac4b5264c07f72912af6caab05d83f7b2fa7e

SHA512
47ed26101d080b0e439ef6f68d619b008ac79c8f563d72718b1a3fcb7b9d2c749fae6640f1406610ed0f9e425cdda713be2ca0a9b3285a0ef0d40fd3411ddadc

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\h6dhg2l4.default-release\prefs-1.js

Filesize
10KB

MD5
9263513abc5939a6f030e56503611c98

SHA1
0eb846d69506e6b2bf6fcf4214ef70490155214e

SHA256
e00b3140af500450bc0f2cf0d64d5482c9489112d66b3593beab3df5ef5796ed

SHA512
64d233af3917ae49993ce1cf8bcccc818509fcbef6f3c11ab6c6e7c5f7952ca98d0fccb7f903b96506af6f6e8a06094408345aec268497477191697fe939b51d

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\h6dhg2l4.default-release\sessionstore-backups\recovery.jsonlz4

Filesize
1KB

MD5
72cf6a7c122e9c89f02ff1c9da3813de

SHA1
436a51f003d401718bc15ae489c7e21633ae33c5

SHA256
f790e27cef14a9b788c008b6a23a4728c0c0e50cdb8f0d43865582138e9946f8

SHA512
c04d7a5b731b69b587b656d8ce308df2f59401f577ebdb20d2edd7a743fbfa7c8be5425971d3652ad656b66e8aadc6e2105137e0e1ca2d366d863af344e10f77

Download Submit