hxxp://ofteng[.]com

Analysis

max time kernel
190s
max time network
196s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2023 18:19

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General

Target

http://ofteng.com

Score

1^/10

Malware Config

Signatures

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000_Classes\Local Settings	firefox.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4948	firefox.exe
Token: SeDebugPrivilege	4948	firefox.exe
Token: SeDebugPrivilege	4948	firefox.exe
Token: SeDebugPrivilege	4948	firefox.exe
Token: SeDebugPrivilege	4948	firefox.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4948	firefox.exe
4948	firefox.exe
4948	firefox.exe
4948	firefox.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4948	firefox.exe
4948	firefox.exe
4948	firefox.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4948	firefox.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 2880 wrote to memory of 4948	2880	firefox.exe	57
PID 4948 wrote to memory of 4236	4948	firefox.exe	85
PID 4948 wrote to memory of 4236	4948	firefox.exe	85
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 4960	4948	firefox.exe	86
PID 4948 wrote to memory of 3796	4948	firefox.exe	87
PID 4948 wrote to memory of 3796	4948	firefox.exe	87
PID 4948 wrote to memory of 3796	4948	firefox.exe	87

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "http://ofteng.com"
1⤵
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Program Files\Mozilla Firefox\firefox.exe
  "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url http://ofteng.com
  2⤵
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4948
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.0.1583183480\1968601519" -parentBuildID 20221007134813 -prefsHandle 1872 -prefMapHandle 1864 -prefsLen 20938 -prefMapSize 232675 -appDir "C:\Program Files\Mozilla Firefox\browser" - {50768475-b66f-4c10-91f8-1c1c3ffc3434} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 1964 232ed3ea858 gpu
    3⤵
    PID:4236
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.1.1083089068\1141501194" -parentBuildID 20221007134813 -prefsHandle 2360 -prefMapHandle 2356 -prefsLen 21754 -prefMapSize 232675 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {88eaf394-46a6-4cb5-b5dc-bd94c95be6d4} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 2392 232ed0fd858 socket
    3⤵
    PID:4960
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.2.107038896\796924212" -childID 1 -isForBrowser -prefsHandle 3012 -prefMapHandle 2956 -prefsLen 21857 -prefMapSize 232675 -jsInitHandle 1408 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {4bc53d2e-da7c-49cf-9910-798429dcc3aa} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 3060 232f13d0258 tab
    3⤵
    PID:3796
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.3.1853091552\1817913429" -childID 2 -isForBrowser -prefsHandle 3536 -prefMapHandle 3532 -prefsLen 26437 -prefMapSize 232675 -jsInitHandle 1408 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {39bffe3d-f304-425f-ae83-710c455be245} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 3544 232f2591358 tab
    3⤵
    PID:1244
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.4.990733141\951963895" -childID 3 -isForBrowser -prefsHandle 5084 -prefMapHandle 5100 -prefsLen 26752 -prefMapSize 232675 -jsInitHandle 1408 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {042ca314-a0c2-47ce-8589-d8e1f94051db} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 5032 232e086e258 tab
    3⤵
    PID:1644
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.6.639902011\570163668" -childID 5 -isForBrowser -prefsHandle 5456 -prefMapHandle 5460 -prefsLen 26752 -prefMapSize 232675 -jsInitHandle 1408 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {989f3556-d2ae-4f53-800c-2eca929223b4} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 5448 232ee907358 tab
    3⤵
    PID:3752
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.5.2015847174\83132562" -childID 4 -isForBrowser -prefsHandle 5292 -prefMapHandle 5300 -prefsLen 26752 -prefMapSize 232675 -jsInitHandle 1408 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {70b757e4-330f-4ad1-8e7d-94917d54a164} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 5320 232ee907058 tab
    3⤵
    PID:2776
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4948.7.493574440\479808889" -childID 6 -isForBrowser -prefsHandle 5648 -prefMapHandle 5652 -prefsLen 26752 -prefMapSize 232675 -jsInitHandle 1408 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9a27bc01-52ea-4158-a8bc-4a1e27362678} 4948 "\\.\pipe\gecko-crash-server-pipe.4948" 5640 232ee907958 tab
    3⤵
    PID:3772

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\05ypapi5.default-release\activity-stream.discovery_stream.json.tmp

Filesize
152KB

MD5
5a10276d02df6ad4d415cb43ad24e33d

SHA1
b76da0486554a8ddead52e0fb4b08460b1e4ca53

SHA256
e75499c8c0369dbe8e3afacd506513adf294ed2dacd4772ef6919d7405eff4a3

SHA512
5ba0448bf2128e834fac14e16774319161123ac3d9e761ce1ebed064afa3a2990dec8b502cc104a72166ce218c4852e68ef1c9a63afb3ba3a5bdbea82d590c91

Download Submit
C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\05ypapi5.default-release\cache2\entries\70DBE5F90BD35EEC6D4A07D16DB46EC38E379124

Filesize
13KB

MD5
dd122d8998fcc8a3e8416e939931b92c

SHA1
8e954814d94294140576ac5fbee053d838e36e54

SHA256
1da718920094bcee8544da4bbe7cf9de3e43cc6f282f631d22281c03665bc737

SHA512
7645b4b0b106227e01cc45fb3f6564ade775931197d1e7228849e90b3d095f544429d5dfeb0e27f5e6ded0a9551c908b34997c137cce1e12737160f99b4108a2

Download Submit
C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\05ypapi5.default-release\cache2\entries\ED9826654AE8BD972BDE17A9E0A449D3F881E430

Filesize
13KB

MD5
dbe8a312f8ed17d676e740ea30b0478e

SHA1
7586d98a9611fb3430c122af62b93459d2a150fa

SHA256
588e747bd66c7514de0c98c5000c0e362285264093a1f92f5b2c8a736c2ce0d5

SHA512
0b5807ae69e31e5acf9dfcb936fcb8ed580002ac65995d707423acde1cd825898f6f6dddd58e361cb3b71089c9dbce6a81384f9aeda5370d9c973d604437e18a

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\05ypapi5.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\05ypapi5.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\05ypapi5.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\05ypapi5.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\05ypapi5.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\05ypapi5.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\05ypapi5.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\05ypapi5.default-release\prefs-1.js

Filesize
7KB

MD5
d03070aacb1609af45afab58d2fae3cc

SHA1
9b70d589fcf4d06e295814f2357271d6610163a4

SHA256
1a89126ff72f61c1e5796449e907dea69bf9b7715569867a9910c2eeea380ed7

SHA512
9a84d84f1ca739f5b305a87d9dde68a3ac11b373682fff2ecbb46c804c862f0d646a5a2340b8d299610be1390a70e7a5fcb9e38e6340dc3b50248e47661ca080

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\05ypapi5.default-release\prefs-1.js

Filesize
7KB

MD5
3eb9ee926b77d98cc33e57cdbf2ad84e

SHA1
06c6a25414f64d3a57408016459b97f9dfa96f9e

SHA256
9f8b0366d85d6a60befcc329c8c7917346eb2dbd05b63154845e8958b4cc3633

SHA512
d3422f59fe465859b38e6765136cfb54473a77cba099f6d21be23ba10041e54c35df5bddeb4bd795b40719ba4c80fc8df6209af1903d223340b3a49347c012fa

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\05ypapi5.default-release\prefs.js

Filesize
6KB

MD5
46d8379fa68f90d9dc4101036cf42716

SHA1
d8e2700a2b6a9c31e9a85a4e898c26b8f5d4e180

SHA256
cdfda6bf9fb46d8eb3b75b3991738f57dd639df36c8a2b003271bf7beb470906

SHA512
535fee00355bf18887ae8c15bbf24d355ae66f74bc77958971700797c3cb11e28d1bf86cfe9e7bd7945c54a8171ee19192a283c3bc605802a494ed6af5755683

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\05ypapi5.default-release\sessionstore-backups\recovery.jsonlz4

Filesize
3KB

MD5
aeded5709cec69e2d793954384b23ce0

SHA1
3c1fb96a0a7ded3a89edad94ee961f82bb1d120c

SHA256
d0159e9189eb66e5753318c12a0b1a59376cafd0e13352b9048ad4c6f7f10cf3

SHA512
3c39c16709edaf38fdc9818af3f43ccd96551f178e03fe0f7dc71403abf590136cf8eb0f0979f71cecba015f48768c0d78acc23fd022030972154ab993b47b74

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\05ypapi5.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite

Filesize
1.3MB

MD5
119e089c9d337efc4d7bca4c8ec409f6

SHA1
c610c8e9c3270269e0988a90178b61d8c0c626c1

SHA256
0835b4d7409459f8eb7310bcea39990ef899210be058ba8a867e9a49310d13b7

SHA512
06e5688108a28a170783fbd1a802000f7ee10e0bddfbb92769a4a2e5f0d8a9a3e3960465a6da47275ecda16a48f61327075782591a7ad879a105bfde785e7290

Download Submit