59df142d1c7e22f9ebb307a3bd7f18aa8aa502f607a9cf0b5b36b4354acc1d93

Analysis

max time kernel
9s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 20:15

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General

Target

59df142d1c7e22f9ebb307a3bd7f18aa8aa502f607a9cf0b5b36b4354acc1d93.exe
Size

2.1MB
MD5

764d61f1ba3d403b89783f1ed6a378d8
SHA1

b5b654062628997baec8c6ccd9978908e543e54d
SHA256

59df142d1c7e22f9ebb307a3bd7f18aa8aa502f607a9cf0b5b36b4354acc1d93
SHA512

e6120b8a3efdf447c906602b66f87f8d33fbe113d0da9ee45fdb24289bdaa5f09a8f896dc0b8d0bc01a42536dcc95036e14076139d38f27662194b4811b9d912
SSDEEP

49152:h1OsWNB2tcyUoc3slSeZrg1JclQ35sFDRj:h1O536Eoc3UK0bd

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
960	WPjkeMsP2GnfFa2.exe

Loads dropped DLL 4 IoCs

pid	Process
968	59df142d1c7e22f9ebb307a3bd7f18aa8aa502f607a9cf0b5b36b4354acc1d93.exe
960	WPjkeMsP2GnfFa2.exe
1140	regsvr32.exe
1760	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 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\lamemipihhlpdcnkpfggdfjnhadcgkfm\1.0\manifest.json	WPjkeMsP2GnfFa2.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\lamemipihhlpdcnkpfggdfjnhadcgkfm\1.0\manifest.json	WPjkeMsP2GnfFa2.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\lamemipihhlpdcnkpfggdfjnhadcgkfm\1.0\manifest.json	WPjkeMsP2GnfFa2.exe

Installs/modifies Browser Helper Object 2 TTPs 11 IoCs

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

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
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\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	WPjkeMsP2GnfFa2.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	WPjkeMsP2GnfFa2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\	WPjkeMsP2GnfFa2.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	regsvr32.exe
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\{DBC80044-A445-435B-BC74-9C25C1C588A9}	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\{18DF081C-E8AD-4283-A596-FA578C2EBDC3}	WPjkeMsP2GnfFa2.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects	WPjkeMsP2GnfFa2.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	regsvr32.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.dat	WPjkeMsP2GnfFa2.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.dat	WPjkeMsP2GnfFa2.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.x64.dll	WPjkeMsP2GnfFa2.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.x64.dll	WPjkeMsP2GnfFa2.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.dll	WPjkeMsP2GnfFa2.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.dll	WPjkeMsP2GnfFa2.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.tlb	WPjkeMsP2GnfFa2.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.tlb	WPjkeMsP2GnfFa2.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
960	WPjkeMsP2GnfFa2.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 968 wrote to memory of 960	968	59df142d1c7e22f9ebb307a3bd7f18aa8aa502f607a9cf0b5b36b4354acc1d93.exe	28
PID 968 wrote to memory of 960	968	59df142d1c7e22f9ebb307a3bd7f18aa8aa502f607a9cf0b5b36b4354acc1d93.exe	28
PID 968 wrote to memory of 960	968	59df142d1c7e22f9ebb307a3bd7f18aa8aa502f607a9cf0b5b36b4354acc1d93.exe	28
PID 968 wrote to memory of 960	968	59df142d1c7e22f9ebb307a3bd7f18aa8aa502f607a9cf0b5b36b4354acc1d93.exe	28
PID 960 wrote to memory of 1140	960	WPjkeMsP2GnfFa2.exe	29
PID 960 wrote to memory of 1140	960	WPjkeMsP2GnfFa2.exe	29
PID 960 wrote to memory of 1140	960	WPjkeMsP2GnfFa2.exe	29
PID 960 wrote to memory of 1140	960	WPjkeMsP2GnfFa2.exe	29
PID 960 wrote to memory of 1140	960	WPjkeMsP2GnfFa2.exe	29
PID 960 wrote to memory of 1140	960	WPjkeMsP2GnfFa2.exe	29
PID 960 wrote to memory of 1140	960	WPjkeMsP2GnfFa2.exe	29
PID 1140 wrote to memory of 1760	1140	regsvr32.exe	30
PID 1140 wrote to memory of 1760	1140	regsvr32.exe	30
PID 1140 wrote to memory of 1760	1140	regsvr32.exe	30
PID 1140 wrote to memory of 1760	1140	regsvr32.exe	30
PID 1140 wrote to memory of 1760	1140	regsvr32.exe	30
PID 1140 wrote to memory of 1760	1140	regsvr32.exe	30
PID 1140 wrote to memory of 1760	1140	regsvr32.exe	30

C:\Users\Admin\AppData\Local\Temp\59df142d1c7e22f9ebb307a3bd7f18aa8aa502f607a9cf0b5b36b4354acc1d93.exe
"C:\Users\Admin\AppData\Local\Temp\59df142d1c7e22f9ebb307a3bd7f18aa8aa502f607a9cf0b5b36b4354acc1d93.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:968
- C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\WPjkeMsP2GnfFa2.exe
  .\WPjkeMsP2GnfFa2.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:960
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1140
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:1760

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\HjxMM2fDVvQgWK.dat

Filesize
6KB

MD5
55e580a930959507e3b3c6bbc911eba5

SHA1
05f0573c5305d356d4df3db90fa0208df18570ae

SHA256
dbcc6304c827da00a48f684eba2a270a29a356361107e94791f5194863b31d43

SHA512
c0d718cdea312633a56b79cc0d629881354c8c3ab27da31673336184895757062761f17b01b8866537e483f3719c29f4113a6fa9173fb70d48acc35057369bfa

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
aa03296e274e163c5a95e4b92318e5ea

SHA1
a79a9bf7140738e249264a3528a125799560e6ea

SHA256
28a98edbfb47c4530dc0d1e6acef8138866175272e3e091ceaac00de18c9f151

SHA512
4a7c5bae5a0909a3ccc6eaa4511c9ee0e216198da03ae6a3888c84fd4e605dc936bd2efe7c69a946673be5ff19f076f075d99dc58ba192a56a3aac6b086b4cc7

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\[email protected]\content\bg.js

Filesize
7KB

MD5
8874697563783c2cd421b994ea00a4c3

SHA1
fe0fea36a2a84c940d45518be7cd718a3fb3971c

SHA256
3250533ed1612e86ef82463f28938fd28951484ba5c5f88861affbf3ccbe7ac1

SHA512
2fe85b5843bc72c98b64555ca3ac421d78267bfff7b720177b30d6d040a1e04aa8064f05c942c8b664415e2fb8f0633d552cec7cf1c5383a7ed2c723abbdb36c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\[email protected]\install.rdf

Filesize
600B

MD5
13329a0a7bc26b82c6031197a301e600

SHA1
8c75a3096241ad3716e296b43f16b2514160270d

SHA256
07b0ac7d987293e1debef41781419be7b0cd48301b404f82cb95329f58a83f52

SHA512
13ed949890af654b61c7c24454aba71be83f5793bbb34a4edcf1d12994486835243641a203cb305c16047c8beb694947c241a25ae7a53d196c6ffdc9ae15da44

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\HjxMM2fDVvQgWK.dll

Filesize
631KB

MD5
e632e9bdbcd9337b0b85d5a437d2e2c3

SHA1
46d02d5bad7cc1819737d16d4ad0cb931f57347b

SHA256
87aa09c3eabbc691b1e422972057dccb71aae9c5dd0608a53e1e43c73818560a

SHA512
72c7a72789730d366dd808c78fb8e807cdad5d5689733cbed21220f9e232b056e342e7c0af9af0694d1c25aa681c0e75f75d4f18def24c546ebe00096a3d81a0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\HjxMM2fDVvQgWK.tlb

Filesize
3KB

MD5
dd94094aed6b15f84320162edb0abb97

SHA1
b5b8f14698e1690a1dc384d55a927671619335da

SHA256
ddce9e35654a30c85f2f89a2a20d38290b5c87fb99d17a544b61f46f65441c19

SHA512
9d029b36434411b3f3f0e70abd024fda21acaa62ba0507b54f67d75cede382ea294bc0f0c82b28a0a8ab45bd7550065824869aa514b25987770c6e0339df1358

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\HjxMM2fDVvQgWK.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\WPjkeMsP2GnfFa2.dat

Filesize
6KB

MD5
55e580a930959507e3b3c6bbc911eba5

SHA1
05f0573c5305d356d4df3db90fa0208df18570ae

SHA256
dbcc6304c827da00a48f684eba2a270a29a356361107e94791f5194863b31d43

SHA512
c0d718cdea312633a56b79cc0d629881354c8c3ab27da31673336184895757062761f17b01b8866537e483f3719c29f4113a6fa9173fb70d48acc35057369bfa

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\WPjkeMsP2GnfFa2.exe

Filesize
646KB

MD5
4d6bbefbd7b1947021e130c31064477e

SHA1
0eb9e06add3f44c25498d513ea1207a85e7645ca

SHA256
136568d89154d72d7968982e13aa96276e4102a98efd322c77ab2ffd149c9970

SHA512
d9d50d8509555c4816bdb32297a22ea877f0d6e9fe90624c5f74c0e9f02adae03164b1d20920047558c54fa4d1fba5d9d893cb73eca8bf2861ac49617b3ef4a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\WPjkeMsP2GnfFa2.exe

Filesize
646KB

MD5
4d6bbefbd7b1947021e130c31064477e

SHA1
0eb9e06add3f44c25498d513ea1207a85e7645ca

SHA256
136568d89154d72d7968982e13aa96276e4102a98efd322c77ab2ffd149c9970

SHA512
d9d50d8509555c4816bdb32297a22ea877f0d6e9fe90624c5f74c0e9f02adae03164b1d20920047558c54fa4d1fba5d9d893cb73eca8bf2861ac49617b3ef4a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\lamemipihhlpdcnkpfggdfjnhadcgkfm\R.js

Filesize
5KB

MD5
5e9870fd4cb5a0c09ca41f3338b6b235

SHA1
c3210fde2b46dc4b5011d915b716c151763f87b4

SHA256
c5138f904d84f56e957c5baf3d8fdecb3322f7fa070626d88c40bc249add9aa8

SHA512
8cccca24ad664a439525e009999e38a24628f5d29f878f5dc717fc51b680d3bd37f188bedcc8d4a3c86f4b417ad1155e033ae74dd99c8a25a7d4411577043327

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\lamemipihhlpdcnkpfggdfjnhadcgkfm\background.html

Filesize
138B

MD5
09aa17f879f118bf29509aa9a4713568

SHA1
7f68feb217635069b5b3d2aa09d1f1a486b739f0

SHA256
0cdf1a65ffc5c5bbdb9cec838f8a91d73c18851eb278313cf62ab239e93eb882

SHA512
a39744de52b6ce1c614d8c0861e0a776dc8be85e59ff5a19d3f8b165f1d3bbf4af5a45c1d0ea2f0036b85542dc8185dc9f010dc9f0fa151c1cebaaf8c8136178

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\lamemipihhlpdcnkpfggdfjnhadcgkfm\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\lamemipihhlpdcnkpfggdfjnhadcgkfm\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7733.tmp\lamemipihhlpdcnkpfggdfjnhadcgkfm\manifest.json

Filesize
507B

MD5
d429395a45a9aa09e4ee9054e9196b30

SHA1
c5dbab4e27650b07d4d159c305d08a9d578c3a3e

SHA256
674fc32cde82ed69cb8595bbea9f70f69097062c39bd6a3a505227a4f4a45344

SHA512
4a5bc7c005e573bf0cdb89489d676fb26c5fe116d397a6cd7a1ebb2cae9605b3d1657378e17d354cb102e93c39b32fa8d2963f375af37c871452f3170356101e

Download Submit
\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.dll

Filesize
631KB

MD5
e632e9bdbcd9337b0b85d5a437d2e2c3

SHA1
46d02d5bad7cc1819737d16d4ad0cb931f57347b

SHA256
87aa09c3eabbc691b1e422972057dccb71aae9c5dd0608a53e1e43c73818560a

SHA512
72c7a72789730d366dd808c78fb8e807cdad5d5689733cbed21220f9e232b056e342e7c0af9af0694d1c25aa681c0e75f75d4f18def24c546ebe00096a3d81a0

Download Submit
\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
\Program Files (x86)\YoutubeAdBlocke\HjxMM2fDVvQgWK.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
\Users\Admin\AppData\Local\Temp\7zS7733.tmp\WPjkeMsP2GnfFa2.exe

Filesize
646KB

MD5
4d6bbefbd7b1947021e130c31064477e

SHA1
0eb9e06add3f44c25498d513ea1207a85e7645ca

SHA256
136568d89154d72d7968982e13aa96276e4102a98efd322c77ab2ffd149c9970

SHA512
d9d50d8509555c4816bdb32297a22ea877f0d6e9fe90624c5f74c0e9f02adae03164b1d20920047558c54fa4d1fba5d9d893cb73eca8bf2861ac49617b3ef4a2

Download Submit
memory/960-56-0x0000000000000000-mapping.dmp

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memory/968-54-0x0000000076091000-0x0000000076093000-memory.dmp

Filesize
8KB

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memory/1140-73-0x0000000000000000-mapping.dmp

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memory/1760-77-0x0000000000000000-mapping.dmp

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memory/1760-78-0x000007FEFBCA1000-0x000007FEFBCA3000-memory.dmp

Filesize
8KB

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