hxxps://publice8[.]de/invite/i=55128

Analysis

max time kernel
149s
max time network
147s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
08-05-2024 14:33

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General

Target

https://publice8.de/invite/i=55128

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-1-5-21-160447019-1232603106-4168707212-1000_Classes\Local Settings	firefox.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2576	firefox.exe
Token: SeDebugPrivilege	2576	firefox.exe
Token: SeDebugPrivilege	2576	firefox.exe
Token: SeDebugPrivilege	2576	firefox.exe
Token: SeDebugPrivilege	2576	firefox.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2576	firefox.exe
2576	firefox.exe
2576	firefox.exe
2576	firefox.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2576	firefox.exe
2576	firefox.exe
2576	firefox.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2576	firefox.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2228 wrote to memory of 2576	2228	firefox.exe	73
PID 2576 wrote to memory of 2900	2576	firefox.exe	74
PID 2576 wrote to memory of 2900	2576	firefox.exe	74
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 4968	2576	firefox.exe	75
PID 2576 wrote to memory of 2596	2576	firefox.exe	76
PID 2576 wrote to memory of 2596	2576	firefox.exe	76
PID 2576 wrote to memory of 2596	2576	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:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "https://publice8.de/invite/i=55128"
1⤵
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Program Files\Mozilla Firefox\firefox.exe
  "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://publice8.de/invite/i=55128
  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:2576
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2576.0.1295030485\553243133" -parentBuildID 20221007134813 -prefsHandle 1696 -prefMapHandle 1688 -prefsLen 20747 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {9f60bb37-ded7-4efe-8bc8-74e737e93c70} 2576 "\\.\pipe\gecko-crash-server-pipe.2576" 1776 1f97f5f9158 gpu
    3⤵
    PID:2900
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2576.1.962161035\785241460" -parentBuildID 20221007134813 -prefsHandle 2140 -prefMapHandle 2136 -prefsLen 21608 -prefMapSize 233444 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {487c3e06-3c15-440a-a6e1-ef4ccba4a133} 2576 "\\.\pipe\gecko-crash-server-pipe.2576" 2152 1f97f0e5558 socket
    3⤵
    PID:4968
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2576.2.92196688\517161058" -childID 1 -isForBrowser -prefsHandle 3020 -prefMapHandle 3016 -prefsLen 21646 -prefMapSize 233444 -jsInitHandle 1180 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ef0b9687-8f66-4ce4-839e-ce833e786c02} 2576 "\\.\pipe\gecko-crash-server-pipe.2576" 2896 1f97f561858 tab
    3⤵
    PID:2596
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2576.3.840597671\84145174" -childID 2 -isForBrowser -prefsHandle 3468 -prefMapHandle 3464 -prefsLen 26109 -prefMapSize 233444 -jsInitHandle 1180 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5bbd7405-a021-4e7c-9e8e-0775346fcf1f} 2576 "\\.\pipe\gecko-crash-server-pipe.2576" 3428 1f90d9b8e58 tab
    3⤵
    PID:3108
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2576.4.1444323930\1301200086" -childID 3 -isForBrowser -prefsHandle 4776 -prefMapHandle 4780 -prefsLen 26168 -prefMapSize 233444 -jsInitHandle 1180 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {27cb0079-7052-4c87-b1bd-970e6ab6bed4} 2576 "\\.\pipe\gecko-crash-server-pipe.2576" 4244 1f90eb48258 tab
    3⤵
    PID:4128
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2576.5.1521541441\1539692688" -childID 4 -isForBrowser -prefsHandle 4920 -prefMapHandle 4924 -prefsLen 26168 -prefMapSize 233444 -jsInitHandle 1180 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {53b793f1-fc47-4267-ba7d-792f6922cffe} 2576 "\\.\pipe\gecko-crash-server-pipe.2576" 4912 1f90eb4a658 tab
    3⤵
    PID:2068
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2576.6.2074484877\639413196" -childID 5 -isForBrowser -prefsHandle 5112 -prefMapHandle 5116 -prefsLen 26168 -prefMapSize 233444 -jsInitHandle 1180 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5c654584-3206-42fd-93d8-ab5ab7ff03df} 2576 "\\.\pipe\gecko-crash-server-pipe.2576" 5100 1f90eb48558 tab
    3⤵
    PID:4548

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\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\wjyk7j4u.default-release\datareporting\glean\db\data.safe.bin

Filesize
2KB

MD5
33f386ea44c4904eb976ea7add41ab4e

SHA1
7e2c30490bd3decc1e4fa948a038a7665511220b

SHA256
5eb5c81e84d9608a85d097eb4294fdb5691fe1620ecba0ac3b2f3714ef9f8735

SHA512
03c4d0d87af0f9230c3f086a78a3a5eb9aaab811735cebe08b8e0a4aef59e13a2a3501e8dfcaef3be8a9a564dfa63f7a6819fe1e4a023e6e49ddd2da4356876f

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\wjyk7j4u.default-release\datareporting\glean\pending_pings\a6ff894f-eba5-45eb-bde4-171781d82fb9

Filesize
10KB

MD5
31a1d9405f8c85b9713872479b9836eb

SHA1
68b8cf0889003c4a3fe7faf7862afeaf787cb17e

SHA256
7555eb78372dbde179f33ea5ac14e30a0bf58ca86bcf582b6f0fbf7a4cc91cc6

SHA512
64e0fb80e034593209514b363b328d158b1a3f9c79985e83fbfaae0712dbaa22cb5da1a968095bfc10843fd58d5a0f007b29323a5351b63c2ee7151bc531658a

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\wjyk7j4u.default-release\datareporting\glean\pending_pings\c0f58c51-356c-4a8b-b5c6-21e4b8ff46b0

Filesize
746B

MD5
d6e55f73b0197ee6527fda05d6f85273

SHA1
f894aab639d52ecb640dd77f7d686f527fce03dc

SHA256
2a45f101b335d7e6ba42798ef060390ce205efefb76f9ca501087e03dcfeb02c

SHA512
bbc0f4997765a75521494da346645c7e45c0166737676d4dbc37c439aaa969bfa214928c9ddc08e2b2b74dfa58499eed1756c1f0a7f99aa7ae1535f310fb3e49

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\wjyk7j4u.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\wjyk7j4u.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\wjyk7j4u.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\wjyk7j4u.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\wjyk7j4u.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\wjyk7j4u.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\wjyk7j4u.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\wjyk7j4u.default-release\prefs-1.js

Filesize
6KB

MD5
fb0cf609614730f0e37b57fe9f9a627a

SHA1
ce17cd7417dde010c807b50053a41676c3db4de8

SHA256
c7de1d2453670fabc45343d91201dbd4ec917a08cc8f03d54e1ff7c8f596dabd

SHA512
8d089b5abd249667f05c01233349e7b904a5dea400946630e6f882bc8388d1e19e2cedf3195b4aecfc5c990a5fae7ba4dce39129fcbf12951533ecfd70959797

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\wjyk7j4u.default-release\prefs-1.js

Filesize
7KB

MD5
2351e45e8d47aa8527f7a3b3a1a20ab7

SHA1
2a2d7b693528c49eae165bd027ccc79e0d612f7d

SHA256
65613115a9fe15b1c2c1549130948f8f9b465f35c166cef9b62d21a91532503f

SHA512
1ef1115c0eeea22f7d895cad1aa4aa29adb0b185acd2bfe42ead98038d3fcfe16582a402c57e398cdbc91d9d8994d8f294afb71c597f008ca4446d6fbcad216c

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\wjyk7j4u.default-release\sessionstore-backups\recovery.jsonlz4

Filesize
1KB

MD5
374402734a0b636a035851644d2a3de4

SHA1
bd2fa1bb1cdea457440418b5eebc5cf636d89b9d

SHA256
10d3d35f03747c75f65523c8da24bd16daf10bd9248ab156c1934a7156ab6fb2

SHA512
17e5ee6a4af2d7cf1388346c3e299c5c88d25876421d00d00e0b93fe21f45c83457025746bbb47f7fbe84a36bde725c4eb212bbb142f1116dea10b94dd239acf

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\wjyk7j4u.default-release\sessionstore-backups\recovery.jsonlz4

Filesize
1KB

MD5
48f8abdd029dbab49e55e002c6939626

SHA1
63eed26ef3a941407f598dd2c4b1c2da4160933d

SHA256
77f443c6de254a8483444585889e31eb8a402fa2316e2a85a96644717123e71e

SHA512
dcca8c2c14b6923f90ea1fb33c48f3acaf73a62a1e85a894da11f75ee439d9e9c9c25bb9d8e23e868a0a36512a858abb5035fd69a09bf0862bfa49d1234c2c60

Download Submit