b1442e85b03bdcaf66dc58c7abb98745dd2687d86350be9a298a1d9382ac849b

Analysis

max time kernel
57s
max time network
53s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2024 17:37

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General

Target

open.gif
Size

43B
MD5

325472601571f31e1bf00674c368d335
SHA1

2daeaa8b5f19f0bc209d976c02bd6acb51b00b0a
SHA256

b1442e85b03bdcaf66dc58c7abb98745dd2687d86350be9a298a1d9382ac849b
SHA512

717ea0ff7f3f624c268eccb244e24ec1305ab21557abb3d6f1a7e183ff68a2d28f13d1d2af926c9ef6d1fb16dd8cbe34cd98cacf79091dddc7874dcee21ecfdc

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 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\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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1348	firefox.exe
Token: SeDebugPrivilege	1348	firefox.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1348	firefox.exe
1348	firefox.exe
1348	firefox.exe
1348	firefox.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1348	firefox.exe
1348	firefox.exe
1348	firefox.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1348	firefox.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 756 wrote to memory of 1348	756	firefox.exe	83
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 732	1348	firefox.exe	84
PID 1348 wrote to memory of 748	1348	firefox.exe	85
PID 1348 wrote to memory of 748	1348	firefox.exe	85
PID 1348 wrote to memory of 748	1348	firefox.exe	85
PID 1348 wrote to memory of 748	1348	firefox.exe	85
PID 1348 wrote to memory of 748	1348	firefox.exe	85
PID 1348 wrote to memory of 748	1348	firefox.exe	85
PID 1348 wrote to memory of 748	1348	firefox.exe	85
PID 1348 wrote to memory of 748	1348	firefox.exe	85
PID 1348 wrote to memory of 748	1348	firefox.exe	85
PID 1348 wrote to memory of 748	1348	firefox.exe	85

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\open.gif"
1⤵
- Suspicious use of WriteProcessMemory
PID:756
- C:\Program Files\Mozilla Firefox\firefox.exe
  "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url C:\Users\Admin\AppData\Local\Temp\open.gif
  2⤵
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1348
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1348.0.444748942\1599535866" -parentBuildID 20230214051806 -prefsHandle 1736 -prefMapHandle 1728 -prefsLen 22076 -prefMapSize 235121 -appDir "C:\Program Files\Mozilla Firefox\browser" - {81fd6c3d-e72d-4340-9b05-a7fbbaa7f1f2} 1348 "\\.\pipe\gecko-crash-server-pipe.1348" 1828 23ff4410258 gpu
    3⤵
    PID:732
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1348.1.2033756584\587601728" -parentBuildID 20230214051806 -prefsHandle 2408 -prefMapHandle 2396 -prefsLen 22927 -prefMapSize 235121 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a561f4ec-b5fe-4930-bc77-14d727fda010} 1348 "\\.\pipe\gecko-crash-server-pipe.1348" 2420 23fe0189f58 socket
    3⤵
    PID:748
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1348.2.1643350728\2026762073" -childID 1 -isForBrowser -prefsHandle 2816 -prefMapHandle 2876 -prefsLen 22965 -prefMapSize 235121 -jsInitHandle 1264 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a352aefb-fc70-410e-9068-0b51bf97b0e9} 1348 "\\.\pipe\gecko-crash-server-pipe.1348" 2852 23ff3494b58 tab
    3⤵
    PID:4480
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1348.3.974556291\673814976" -childID 2 -isForBrowser -prefsHandle 3572 -prefMapHandle 3568 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1264 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7e38db75-e2cb-40ac-a120-428a82fd3526} 1348 "\\.\pipe\gecko-crash-server-pipe.1348" 3584 23ff8e35258 tab
    3⤵
    PID:316
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1348.4.95570488\750124445" -childID 3 -isForBrowser -prefsHandle 5100 -prefMapHandle 5072 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1264 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {6fe26762-19fa-4e10-8bc6-7628028c9212} 1348 "\\.\pipe\gecko-crash-server-pipe.1348" 5112 23ffa5aeb58 tab
    3⤵
    PID:2988
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1348.5.2078402827\1012233572" -childID 4 -isForBrowser -prefsHandle 5256 -prefMapHandle 5260 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1264 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {53bbd5ae-d3ae-44eb-80d7-6825679b988a} 1348 "\\.\pipe\gecko-crash-server-pipe.1348" 5248 23ffac6b858 tab
    3⤵
    PID:792
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1348.6.2129396340\5667732" -childID 5 -isForBrowser -prefsHandle 5452 -prefMapHandle 5460 -prefsLen 27616 -prefMapSize 235121 -jsInitHandle 1264 -jsInitLen 246560 -a11yResourceId 64 -parentBuildID 20230214051806 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {6b73f0e1-f1df-436c-bc1e-673cc1c5842f} 1348 "\\.\pipe\gecko-crash-server-pipe.1348" 5444 23ffac6bb58 tab
    3⤵
    PID:2128

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\0gx8chzo.default-release\activity-stream.discovery_stream.json.tmp

Filesize
23KB

MD5
1bfe6e81fd42be5335b1e47c61d64021

SHA1
921d9eb7b770a6d6417d3c68632583541515b27c

SHA256
cbd2dac8d0a6f26fde3a11755c73da52a963def4db97573d7a665ef9af42a332

SHA512
34af52c46ee4f1a59224c539615f038bd24ae320ec84d9c7c0776c5f6f5bca56d6154a258fd210c70845680724f9635e494027061d62f42f0c44211a70feada0

Download Submit
C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\0gx8chzo.default-release\cache2\entries\5CD1EBDF6B57F13C7E783CE5E6D8E9C44014FE1A

Filesize
13KB

MD5
08cef375d83f3b622c1bb395002275de

SHA1
4ffceeb1783c208343c6595ca889a3ea62f5b522

SHA256
e451fadc37cd770dd8208be11416d7ce2423b7647c58441de898267c75f44a05

SHA512
b8a3ca0dd5f92340114896adc73baa708cc7d5eff1dbefc8870ffa29f0f7b36e390ff9e5571fceb5ea02d36cd0404ad707bdfb035199e4a8aefd55a4d107b83a

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\0gx8chzo.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\0gx8chzo.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\0gx8chzo.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\0gx8chzo.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\0gx8chzo.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\0gx8chzo.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\0gx8chzo.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\0gx8chzo.default-release\prefs-1.js

Filesize
8KB

MD5
ebb158f771999e8dab03a9b1fa848ed9

SHA1
57af7f845552c09f6a1f13f7c82eeaccad8d7a58

SHA256
a1e20128cfea37ee3e746205523a6a01f0988d8d4ddb9b7d05426b9534abc308

SHA512
7344a55dc63d73f583f850ad197420b652cbeddf0bae5b3026cd4172b1205556630ac1881a88c6d706d8d83a00da9ead408ba46feabbcbc7c0e2af2bd1220c6b

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\0gx8chzo.default-release\prefs.js

Filesize
9KB

MD5
a26a4cc7c4b04dfdbfd055c0c3458ce6

SHA1
4a5ae5c33e20def8160771cff2b5e3611bcf5527

SHA256
a2bc5cd15dca0dbe2521ed5f0998e4e2b0930ef64270cae345f652aeaee5b62f

SHA512
21617245bd1a61649855e8533bdfcc386dab58b8da0665d8a988071026085cd8484f4a119c29941e37f2a8f39f47e6ee5ea43a10579ad7f2f3ad54431d3e28ad

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\0gx8chzo.default-release\sessionstore-backups\recovery.jsonlz4

Filesize
1KB

MD5
d82a2a077153fe2989e2e8d6fb10c624

SHA1
67937c7e0f151ab14f2e5f0c013957c7eddcf675

SHA256
55b5f96732724ad3c0ebdb8bad78d56b59191855ca81665ce0728ddb732cc58a

SHA512
78e9a41aca7d8b471226966a3ea0b1d697f5017ff84e224a5743493fc27d4cb2b47ac54bf928ea72d3934391ed72ae9e19b27b235d6bac3bdb78fea6872bf304

Download Submit