414bfe2328b4b3ec8ed5e4e9e7e67ae63fccdedd15d19764b9ae7622f57d6708

Analysis

max time kernel
90s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 20:17

Sharing

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General

Target

414bfe2328b4b3ec8ed5e4e9e7e67ae63fccdedd15d19764b9ae7622f57d6708.exe
Size

2.1MB
MD5

7917748d54c535fbffcf7caccc3b17dd
SHA1

6030ccad0da04e3f4443cb083a908bed5d4cc971
SHA256

414bfe2328b4b3ec8ed5e4e9e7e67ae63fccdedd15d19764b9ae7622f57d6708
SHA512

7f614f981e3fa071860c9c7dab8a01e5ce10f09228f522822f315c92c195c95058ae67a224bfc4905e7fa8484034d857e688d58950ffd6fa66313715e956a5d8
SSDEEP

49152:h1Os4NB2tcyUoc3slSeZrg1JclQ35sFDRX:h1Op36Eoc3UK0bJ

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2248	8who7CKF2ylR3XZ.exe

Loads dropped DLL 3 IoCs

pid	Process
2248	8who7CKF2ylR3XZ.exe
5080	regsvr32.exe
368	regsvr32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops Chrome extension 5 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\jajeejjdklebacpglnbfbbjmedincfeb\1.0\manifest.json	8who7CKF2ylR3XZ.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\jajeejjdklebacpglnbfbbjmedincfeb\1.0\manifest.json	8who7CKF2ylR3XZ.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\jajeejjdklebacpglnbfbbjmedincfeb\1.0\manifest.json	8who7CKF2ylR3XZ.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\jajeejjdklebacpglnbfbbjmedincfeb\1.0\manifest.json	8who7CKF2ylR3XZ.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\jajeejjdklebacpglnbfbbjmedincfeb\1.0\manifest.json	8who7CKF2ylR3XZ.exe

Installs/modifies Browser Helper Object 2 TTPs 9 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{761497BB-D6F0-462C-B6EB-D4DAF1D92D43}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	8who7CKF2ylR3XZ.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	8who7CKF2ylR3XZ.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	8who7CKF2ylR3XZ.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	8who7CKF2ylR3XZ.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{DBC80044-A445-435B-BC74-9C25C1C588A9}	regsvr32.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.x64.dll	8who7CKF2ylR3XZ.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.dll	8who7CKF2ylR3XZ.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.dll	8who7CKF2ylR3XZ.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.tlb	8who7CKF2ylR3XZ.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.tlb	8who7CKF2ylR3XZ.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.dat	8who7CKF2ylR3XZ.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.dat	8who7CKF2ylR3XZ.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.x64.dll	8who7CKF2ylR3XZ.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2248	8who7CKF2ylR3XZ.exe
2248	8who7CKF2ylR3XZ.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 428 wrote to memory of 2248	428	414bfe2328b4b3ec8ed5e4e9e7e67ae63fccdedd15d19764b9ae7622f57d6708.exe	81
PID 428 wrote to memory of 2248	428	414bfe2328b4b3ec8ed5e4e9e7e67ae63fccdedd15d19764b9ae7622f57d6708.exe	81
PID 428 wrote to memory of 2248	428	414bfe2328b4b3ec8ed5e4e9e7e67ae63fccdedd15d19764b9ae7622f57d6708.exe	81
PID 2248 wrote to memory of 5080	2248	8who7CKF2ylR3XZ.exe	82
PID 2248 wrote to memory of 5080	2248	8who7CKF2ylR3XZ.exe	82
PID 2248 wrote to memory of 5080	2248	8who7CKF2ylR3XZ.exe	82
PID 5080 wrote to memory of 368	5080	regsvr32.exe	83
PID 5080 wrote to memory of 368	5080	regsvr32.exe	83

C:\Users\Admin\AppData\Local\Temp\414bfe2328b4b3ec8ed5e4e9e7e67ae63fccdedd15d19764b9ae7622f57d6708.exe
"C:\Users\Admin\AppData\Local\Temp\414bfe2328b4b3ec8ed5e4e9e7e67ae63fccdedd15d19764b9ae7622f57d6708.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:428
- C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\8who7CKF2ylR3XZ.exe
  .\8who7CKF2ylR3XZ.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops Chrome extension
  - Installs/modifies Browser Helper Object
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:5080
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:368

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.dat

Filesize
6KB

MD5
974fb15d2b7a2ec44ea0e849ecfdd77b

SHA1
85df15aa5324641dbef7b369ee96010629a7655c

SHA256
65870907da726589c1a43ecd8ca57f925df0ad58761421b1858f097e6dc8ccd1

SHA512
de9232ac2766ec16ab506f8a86bbe335b9b092787b16a24e465e40e94a685be89db764f6309bb8f838bae6adad7b8bac8aae59fece886ec6c23e19e2e8ce0524

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.dll

Filesize
631KB

MD5
e632e9bdbcd9337b0b85d5a437d2e2c3

SHA1
46d02d5bad7cc1819737d16d4ad0cb931f57347b

SHA256
87aa09c3eabbc691b1e422972057dccb71aae9c5dd0608a53e1e43c73818560a

SHA512
72c7a72789730d366dd808c78fb8e807cdad5d5689733cbed21220f9e232b056e342e7c0af9af0694d1c25aa681c0e75f75d4f18def24c546ebe00096a3d81a0

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\IyieTnRfyDP0iL.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\8who7CKF2ylR3XZ.dat

Filesize
6KB

MD5
974fb15d2b7a2ec44ea0e849ecfdd77b

SHA1
85df15aa5324641dbef7b369ee96010629a7655c

SHA256
65870907da726589c1a43ecd8ca57f925df0ad58761421b1858f097e6dc8ccd1

SHA512
de9232ac2766ec16ab506f8a86bbe335b9b092787b16a24e465e40e94a685be89db764f6309bb8f838bae6adad7b8bac8aae59fece886ec6c23e19e2e8ce0524

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\8who7CKF2ylR3XZ.exe

Filesize
646KB

MD5
4d6bbefbd7b1947021e130c31064477e

SHA1
0eb9e06add3f44c25498d513ea1207a85e7645ca

SHA256
136568d89154d72d7968982e13aa96276e4102a98efd322c77ab2ffd149c9970

SHA512
d9d50d8509555c4816bdb32297a22ea877f0d6e9fe90624c5f74c0e9f02adae03164b1d20920047558c54fa4d1fba5d9d893cb73eca8bf2861ac49617b3ef4a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\8who7CKF2ylR3XZ.exe

Filesize
646KB

MD5
4d6bbefbd7b1947021e130c31064477e

SHA1
0eb9e06add3f44c25498d513ea1207a85e7645ca

SHA256
136568d89154d72d7968982e13aa96276e4102a98efd322c77ab2ffd149c9970

SHA512
d9d50d8509555c4816bdb32297a22ea877f0d6e9fe90624c5f74c0e9f02adae03164b1d20920047558c54fa4d1fba5d9d893cb73eca8bf2861ac49617b3ef4a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\IyieTnRfyDP0iL.dll

Filesize
631KB

MD5
e632e9bdbcd9337b0b85d5a437d2e2c3

SHA1
46d02d5bad7cc1819737d16d4ad0cb931f57347b

SHA256
87aa09c3eabbc691b1e422972057dccb71aae9c5dd0608a53e1e43c73818560a

SHA512
72c7a72789730d366dd808c78fb8e807cdad5d5689733cbed21220f9e232b056e342e7c0af9af0694d1c25aa681c0e75f75d4f18def24c546ebe00096a3d81a0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\IyieTnRfyDP0iL.tlb

Filesize
3KB

MD5
dd94094aed6b15f84320162edb0abb97

SHA1
b5b8f14698e1690a1dc384d55a927671619335da

SHA256
ddce9e35654a30c85f2f89a2a20d38290b5c87fb99d17a544b61f46f65441c19

SHA512
9d029b36434411b3f3f0e70abd024fda21acaa62ba0507b54f67d75cede382ea294bc0f0c82b28a0a8ab45bd7550065824869aa514b25987770c6e0339df1358

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\IyieTnRfyDP0iL.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
4e5f8938b9d9263ee0926c18b21e6b7e

SHA1
b5d18ab77818538b499e265f01bae4d96d5b2b7c

SHA256
deb0743cce4e4934e37e8a3870e863faf0e7ba20aa19d1c3bab5edef08f631b9

SHA512
892711531d2c7c974665a45df08163c84339563918fe3df129a19dec59b56d4f255127b962ae4355976edba78d4155187302bcfe21ab4e7e381c60954cbf255d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\[email protected]\content\bg.js

Filesize
7KB

MD5
b99b2520ad57433eca39bea344478072

SHA1
f5a7c0bbefef9d7025bbba6b02523cd4c79df7de

SHA256
41e74b97b20e03c667149d0219161d142de1fabc72c106fb7ba074f4c9a64e6d

SHA512
7b342b2ed5c9dc2e5253d07a65df60a563fa63c2cb9c5b52d61027eaa5980d8191916a9b6a7da893dd22bc1383796d4a717fb8e296f42aea1a554a2b3ff23c63

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\[email protected]\install.rdf

Filesize
601B

MD5
c8f40c5ec95aa413bfd8ee561857becf

SHA1
35ebbb072bbf2c901005baafa3c36943d49a422a

SHA256
f97e12739c448bf073964352ef7b44d33bfb8b98acd9588fc36c8a715495b816

SHA512
d7e0ac708e2c98508db746e8154b8d2967058bea2d66e9edd8dc013f7cd03d91098dc824206d49d7836240a66cd1fee6f28be3a892684c2b2330df4ea9a84f67

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\jajeejjdklebacpglnbfbbjmedincfeb\Xn3mHN.js

Filesize
5KB

MD5
e2c3b8dd9460340fa1a573a9bbc71f86

SHA1
f5c0a43fae783c93497d563c3ea59bda6e48f306

SHA256
f3a1c2fd3919aea24ba6ada55a417bf131665aabae58b6bfc6907972dea544db

SHA512
f60e4a5668d4ace9e7d7b98ae38905f335e40c0752ddd14b80b51675855ab31f6ae5419bebfe9a535b0ade8ff24e1722982c2c915a3f994aa48f7d5d8e284e6a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\jajeejjdklebacpglnbfbbjmedincfeb\background.html

Filesize
143B

MD5
807845d8d3bd6b07a476a0b697c43dcf

SHA1
3e8b6137b719e8f8ba1b5490f9f0b0ba8059b838

SHA256
1b1a71adb05b61dd9b40a8808ca8c1303b4daee89bdbfdc0e7f2d7ddab148611

SHA512
66c20917d4af2cfb67e91944ed81fab9ea0d455bc9f5754e237feb4da80c7955885dcc2a9bc18bc1d296efbf6f7d154b7f20b31d907a4cf691a437cf3846c466

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\jajeejjdklebacpglnbfbbjmedincfeb\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\jajeejjdklebacpglnbfbbjmedincfeb\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC2C8.tmp\jajeejjdklebacpglnbfbbjmedincfeb\manifest.json

Filesize
507B

MD5
d429395a45a9aa09e4ee9054e9196b30

SHA1
c5dbab4e27650b07d4d159c305d08a9d578c3a3e

SHA256
674fc32cde82ed69cb8595bbea9f70f69097062c39bd6a3a505227a4f4a45344

SHA512
4a5bc7c005e573bf0cdb89489d676fb26c5fe116d397a6cd7a1ebb2cae9605b3d1657378e17d354cb102e93c39b32fa8d2963f375af37c871452f3170356101e

Download Submit