hxxp://tinyurl[.]com/53rrc6nh

Resubmissions

30/12/2023, 15:22

231230-ssb6pscec6 1

30/12/2023, 15:19

231230-sqaj4acec3 1

Analysis

max time kernel
124s
max time network
151s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 15:22

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General

Target

http://tinyurl.com/53rrc6nh

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 4 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\~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-1-5-21-3427588347-1492276948-3422228430-1000_Classes\Local Settings	firefox.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2004	firefox.exe
Token: SeDebugPrivilege	2004	firefox.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2004	firefox.exe
2004	firefox.exe
2004	firefox.exe
2004	firefox.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2004	firefox.exe
2004	firefox.exe
2004	firefox.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2132 wrote to memory of 2004	2132	firefox.exe	28
PID 2004 wrote to memory of 2956	2004	firefox.exe	29
PID 2004 wrote to memory of 2956	2004	firefox.exe	29
PID 2004 wrote to memory of 2956	2004	firefox.exe	29
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 2840	2004	firefox.exe	30
PID 2004 wrote to memory of 1184	2004	firefox.exe	31
PID 2004 wrote to memory of 1184	2004	firefox.exe	31
PID 2004 wrote to memory of 1184	2004	firefox.exe	31
PID 2004 wrote to memory of 1184	2004	firefox.exe	31
PID 2004 wrote to memory of 1184	2004	firefox.exe	31

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 "http://tinyurl.com/53rrc6nh"
1⤵
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Program Files\Mozilla Firefox\firefox.exe
  "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url http://tinyurl.com/53rrc6nh
  2⤵
  - Checks processor information in registry
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2004
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2004.0.915806719\1598826786" -parentBuildID 20221007134813 -prefsHandle 1200 -prefMapHandle 1192 -prefsLen 20749 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d0163ef5-d382-4f73-bd70-e230ac78b7ed} 2004 "\\.\pipe\gecko-crash-server-pipe.2004" 1288 10aed858 gpu
    3⤵
    PID:2956
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2004.1.1485908146\1331839688" -parentBuildID 20221007134813 -prefsHandle 1480 -prefMapHandle 1476 -prefsLen 21610 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {683ec417-7696-48b4-b66b-7a6be3026763} 2004 "\\.\pipe\gecko-crash-server-pipe.2004" 1492 f72b58 socket
    3⤵
    PID:2840
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2004.2.1521342090\690722902" -childID 1 -isForBrowser -prefsHandle 2124 -prefMapHandle 2120 -prefsLen 21713 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {9d822ec9-2aee-4ef1-a448-40ddee3f7d31} 2004 "\\.\pipe\gecko-crash-server-pipe.2004" 2136 1a3a4c58 tab
    3⤵
    PID:1184
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2004.3.1189673232\290566090" -childID 2 -isForBrowser -prefsHandle 2804 -prefMapHandle 2800 -prefsLen 26111 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {2d7542d6-9451-4703-b5ee-2e605ea1eefb} 2004 "\\.\pipe\gecko-crash-server-pipe.2004" 2816 f67e58 tab
    3⤵
    PID:1896
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2004.4.940360659\817799815" -childID 3 -isForBrowser -prefsHandle 1104 -prefMapHandle 1096 -prefsLen 26170 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {e5695536-fa59-4493-a05e-a2bc1c470a59} 2004 "\\.\pipe\gecko-crash-server-pipe.2004" 3632 1b952958 tab
    3⤵
    PID:1292
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2004.5.691778970\316766852" -childID 4 -isForBrowser -prefsHandle 3756 -prefMapHandle 3760 -prefsLen 26170 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ad58b215-d07f-4156-a24b-32d2c23e517d} 2004 "\\.\pipe\gecko-crash-server-pipe.2004" 3744 1e950758 tab
    3⤵
    PID:1816
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2004.6.41625516\1978807356" -childID 5 -isForBrowser -prefsHandle 3936 -prefMapHandle 3940 -prefsLen 26170 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {26641973-d751-4137-afa0-8478e61abd29} 2004 "\\.\pipe\gecko-crash-server-pipe.2004" 3924 1e967258 tab
    3⤵
    PID:1532
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2004.7.1722812770\1976307981" -childID 6 -isForBrowser -prefsHandle 2308 -prefMapHandle 2140 -prefsLen 26251 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {0e9e1f74-323d-4481-ac63-5f2021f2b984} 2004 "\\.\pipe\gecko-crash-server-pipe.2004" 2388 1f811358 tab
    3⤵
    PID:2608

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

Filesize
2KB

MD5
102a158bc40dfc046c8d655a5cc004e6

SHA1
1dad3130402c4abac4376ac6fac6387b23b6e984

SHA256
33193683109455aee0bcacf5347d229dba9a1b54e405f743fee7369a9b7fdadb

SHA512
24b6dc87ccb7d03647b65cd7b27e14fa2d7b2dd4213d10c596d8088ada24c772e41454b5e50f6a6269fa5ca833dbd53b1403a75c544efdc6f263913f03f9355a

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kzcnpuah.default-release\datareporting\glean\pending_pings\40259951-7fb5-417c-a228-f9b24e227714

Filesize
11KB

MD5
f8ff9a19f4a13ab1cc73018d9130acdb

SHA1
a4a3f05b871559ca5da0ed7d235d20aec8cff355

SHA256
f16ed0da9b3bb261ca7f5bb29cf4b2e069f162564343cde7106393e319549244

SHA512
119a5ca5df36fa50b7dbf6c9c2d37fb6e414beeccb84ec94cd97dffde7c96d5f2032aa5f550eeef655d220c08898adb970a91bebed5ed43682c05395ed208488

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kzcnpuah.default-release\datareporting\glean\pending_pings\9d39136f-96f4-47a1-911b-1aa4d3249532

Filesize
745B

MD5
8bf598fb90544816107fea2879eeba5f

SHA1
b00536c51821ece4e0b676dee6a8fb7a831d435c

SHA256
ff5550a452e452daaf91a7c4013a772bfb58cc258b7402363d1f2d867447d769

SHA512
503f24e2643bae994355c23fa994f6abda22ffa671a683f8dd476030f6187ce571454e5091b79af76701984078ffcb707b3c18416ad9afa884e2198fd11ddd5f

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

Filesize
6KB

MD5
c9968b4b5416de231c2fc28757916406

SHA1
0c6407b6c717fe40bfafbf2301a3c670a1aed3f3

SHA256
d1de1ce0d6e12409fc77e9c1c3964ab171ebb09af79232faf84b05f6859b04e7

SHA512
d5461546a15cdb22290273a670c2377b671c9a211fd3a68eb453f88add0d4879c759897f9a33c12bce374d8ac5af6e5a7ff77bacdd60b8d1d02c2e4a1d01a84b

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

Filesize
6KB

MD5
6f2b0f794a45445319015aee6e064b96

SHA1
5fa5991fffa5b9c4574ff02087a729b8c92e6abc

SHA256
986af4b11c7a16be37d511b9ce2d050bd004728f0fdc5c9b058f5af92bbbf548

SHA512
75f9c4fcd09d15e4a3b45e6fe6bcc4059db387990480b4a0920a2d851ad7d78122f1237b671dca2aebe7941b8ecc46b699a2f0768fc570bcf360ab76a4652e4e

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

Filesize
7KB

MD5
a72195bcf4261ccfbdb3ddc7a96d79f2

SHA1
bad86d454523254290faf2df2edf022483010523

SHA256
67451e42eabaf4d06b01a97ef49895099d573aabb4b9929360784553444097c4

SHA512
ccb40eabb93e673e012c150bd6117c5c02219b5e69f585de43d2b8d66535889e10f6f8b333dcf7d5a12afa4edb7cbf204903490a1594cbc8fac14218bdf52ae6

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

Filesize
4KB

MD5
84a650668946487503c0288c72c679ef

SHA1
c7c7110d5f4137afb53662003a8657a2f98c100a

SHA256
a0c37e42c651d4106870f68d4b50b12eb978a1d8a292ae05f6082221ae8c2370

SHA512
57edc3036e7dbaf7f2d0b52d54cc253e6d0e980f7407ba9aff27a8acffc70cc769bd858c707f83f900917bb1206dcb83bc17cedefafa73ff3fc7f2a0e38b517f

Download Submit