864a77d8e841784027b149f71ac6f68d62da332f63d8d510e39c5870b16f0212

Analysis

max time kernel
3s
max time network
35s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 14:19

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General

Target

864a77d8e841784027b149f71ac6f68d62da332f63d8d510e39c5870b16f0212.exe
Size

2.1MB
MD5

412b0ab0fb191449fcba9d96148c83a6
SHA1

b8b59d0f19f0687b5c5e068490fce7084be541db
SHA256

864a77d8e841784027b149f71ac6f68d62da332f63d8d510e39c5870b16f0212
SHA512

9c30ce03bbe57293aa7096561c2fe5bb3f4cf07ddf907d006d42f2f3dcfa94a9c36e7da065e131c0f868bbafe381e0e7e911740a5348fdcf16b5d07843176227
SSDEEP

49152:h1OsKyuyoY0IKAVWQrQSM5eeHY1h2PlSUQ8Pcii:h1ONgoP9oM5LF6

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2008	Q7bkYpQoiS21pRB.exe

Loads dropped DLL 4 IoCs

pid	Process
1668	864a77d8e841784027b149f71ac6f68d62da332f63d8d510e39c5870b16f0212.exe
2008	Q7bkYpQoiS21pRB.exe
680	regsvr32.exe
1920	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\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\lolkkdcahkbcjoophklnbfdaahfmpdjf\2.0\manifest.json	Q7bkYpQoiS21pRB.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\lolkkdcahkbcjoophklnbfdaahfmpdjf\2.0\manifest.json	Q7bkYpQoiS21pRB.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\lolkkdcahkbcjoophklnbfdaahfmpdjf\2.0\manifest.json	Q7bkYpQoiS21pRB.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 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 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\{18DF081C-E8AD-4283-A596-FA578C2EBDC3}	Q7bkYpQoiS21pRB.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	Q7bkYpQoiS21pRB.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\	Q7bkYpQoiS21pRB.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	Q7bkYpQoiS21pRB.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects	Q7bkYpQoiS21pRB.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

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.tlb	Q7bkYpQoiS21pRB.exe
File created	C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.dat	Q7bkYpQoiS21pRB.exe
File opened for modification	C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.dat	Q7bkYpQoiS21pRB.exe
File created	C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.x64.dll	Q7bkYpQoiS21pRB.exe
File opened for modification	C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.x64.dll	Q7bkYpQoiS21pRB.exe
File created	C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.dll	Q7bkYpQoiS21pRB.exe
File opened for modification	C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.dll	Q7bkYpQoiS21pRB.exe
File created	C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.tlb	Q7bkYpQoiS21pRB.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 2008	1668	864a77d8e841784027b149f71ac6f68d62da332f63d8d510e39c5870b16f0212.exe	28
PID 1668 wrote to memory of 2008	1668	864a77d8e841784027b149f71ac6f68d62da332f63d8d510e39c5870b16f0212.exe	28
PID 1668 wrote to memory of 2008	1668	864a77d8e841784027b149f71ac6f68d62da332f63d8d510e39c5870b16f0212.exe	28
PID 1668 wrote to memory of 2008	1668	864a77d8e841784027b149f71ac6f68d62da332f63d8d510e39c5870b16f0212.exe	28
PID 2008 wrote to memory of 680	2008	Q7bkYpQoiS21pRB.exe	29
PID 2008 wrote to memory of 680	2008	Q7bkYpQoiS21pRB.exe	29
PID 2008 wrote to memory of 680	2008	Q7bkYpQoiS21pRB.exe	29
PID 2008 wrote to memory of 680	2008	Q7bkYpQoiS21pRB.exe	29
PID 2008 wrote to memory of 680	2008	Q7bkYpQoiS21pRB.exe	29
PID 2008 wrote to memory of 680	2008	Q7bkYpQoiS21pRB.exe	29
PID 2008 wrote to memory of 680	2008	Q7bkYpQoiS21pRB.exe	29
PID 680 wrote to memory of 1920	680	regsvr32.exe	30
PID 680 wrote to memory of 1920	680	regsvr32.exe	30
PID 680 wrote to memory of 1920	680	regsvr32.exe	30
PID 680 wrote to memory of 1920	680	regsvr32.exe	30
PID 680 wrote to memory of 1920	680	regsvr32.exe	30
PID 680 wrote to memory of 1920	680	regsvr32.exe	30
PID 680 wrote to memory of 1920	680	regsvr32.exe	30

C:\Users\Admin\AppData\Local\Temp\864a77d8e841784027b149f71ac6f68d62da332f63d8d510e39c5870b16f0212.exe
"C:\Users\Admin\AppData\Local\Temp\864a77d8e841784027b149f71ac6f68d62da332f63d8d510e39c5870b16f0212.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\Q7bkYpQoiS21pRB.exe
  .\Q7bkYpQoiS21pRB.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops Chrome extension
  - Installs/modifies Browser Helper Object
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:2008
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:680
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:1920

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

Replay Monitor

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Downloads

C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.dat

Filesize
6KB

MD5
739dc4ad1f21b397ee08dd41c350e753

SHA1
16fbdafc7e63e741ffbf7ecc363869708b991095

SHA256
23163197dfe71fccaa18c3cf6d8ca36a99ac5bede74fa2d9bd351d6311e9db8d

SHA512
24086103739825a9b975993fd08a42b647b02525a9857ec1e2cacc4785df6ce5f44f94c15676fa781683c29647ce316fe4ca74841dcfff2a6a83b3993d326eae

Download Submit
C:\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.x64.dll

Filesize
698KB

MD5
48aea480f88ba159a05da8c3e1b938e5

SHA1
56cce3368fb512d03e4ed502c1ae1b4a64a54ce9

SHA256
07fd15650c7ea9d453c9a86255445d32ba18b4f74876a1f099a473ff988f7ebf

SHA512
448dfc81b3148be7031e6ebfc813c148c39a4ae86692ace9d0c98bf2605aa5b76052cc6d4f44e3103452fa26eb60a67a28dd3ce5d579e81277421cefdf9c9be5

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
2606fda9fce9cec0c712844021db5be2

SHA1
3bbf23803830cf63c59a3f65e0416c5d08d78609

SHA256
28b045f7d0c71c9eefabaabb6b605eb84f23eddb263317a41c9271560185ca2f

SHA512
bd5b15bb640ed1f8777de8c742e565d874e11b51a0801d00f3e58288c940e4ed71a6a4b5c4810470d7d6e741d81152ea6bfad7b1fae32169926522c1a7b0fde6

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\[email protected]\content\bg.js

Filesize
7KB

MD5
6a5c8ca1cfeeaa908e441cec5e6502dd

SHA1
0a824189ec32d8689b267fc48668e7b0f05471b1

SHA256
8d81506a09717c9feb4eb2671b4dde1ec809b7af1635373c92bdf7f92bb65b36

SHA512
3f7b02359c9ff54c2db1eb8692250b4f0900f6f7f66c1f8fb6cbabcf7ad5c2deac48cffac36919d8a964577cdd8c2f9c136d9c69190f3d853c0badd2c60025da

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\[email protected]\install.rdf

Filesize
594B

MD5
61ab36ce6466d53d3cd9213120e4884e

SHA1
b6631349a23935592c24a0ce207426cafefefba2

SHA256
180ea2bceb6dd7087c7731956ef71c055b785c359b4417ec367c2e65edb3e1c5

SHA512
77a02dd6881456e47053be294ed3423d291af0105455bbc7f70e748485d5052dc9679b5908427a33fe33e794f4b4f12685b2a909ae83f6578f6cac0b090ee636

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\Q7bkYpQoiS21pRB.dat

Filesize
6KB

MD5
739dc4ad1f21b397ee08dd41c350e753

SHA1
16fbdafc7e63e741ffbf7ecc363869708b991095

SHA256
23163197dfe71fccaa18c3cf6d8ca36a99ac5bede74fa2d9bd351d6311e9db8d

SHA512
24086103739825a9b975993fd08a42b647b02525a9857ec1e2cacc4785df6ce5f44f94c15676fa781683c29647ce316fe4ca74841dcfff2a6a83b3993d326eae

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\Q7bkYpQoiS21pRB.exe

Filesize
632KB

MD5
59ed6cd5a934e324d7ff694adb712b61

SHA1
ee41b1da1ca21a050e548b04bbf37c47f251fd10

SHA256
cb9b055b0e4049898db5c8d1df973692f7e57f57ad053fc9fec5372a294b8726

SHA512
04238927495ce1720202db05e90c1efc0c8d409e5255188fff51ee5589048d7b5c56f080fe7e5a1f45f4a7ca1c0d73fadbc34b8a268547f2f2bbd1c994ec2fd8

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\Q7bkYpQoiS21pRB.exe

Filesize
632KB

MD5
59ed6cd5a934e324d7ff694adb712b61

SHA1
ee41b1da1ca21a050e548b04bbf37c47f251fd10

SHA256
cb9b055b0e4049898db5c8d1df973692f7e57f57ad053fc9fec5372a294b8726

SHA512
04238927495ce1720202db05e90c1efc0c8d409e5255188fff51ee5589048d7b5c56f080fe7e5a1f45f4a7ca1c0d73fadbc34b8a268547f2f2bbd1c994ec2fd8

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\lolkkdcahkbcjoophklnbfdaahfmpdjf\USs4LFBGXH.js

Filesize
5KB

MD5
d5536ceb35984ddcc633f0ec16b8831c

SHA1
5d27722118c834db5f5453f6bbc505f718e171c5

SHA256
91af421496787f03b4f751e5ce32dc4cf92fa09dcc8f33a2c9eb2950ab300282

SHA512
981514675239d69a5abc50c59f2e2d87d9573bcf4ff487d7b2d171f07e981cbe1d6620036f51686fe0dd1699d7d36d34cb16428be3eef0b7926db71f433ad54b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\lolkkdcahkbcjoophklnbfdaahfmpdjf\background.html

Filesize
147B

MD5
5f912b21e5070d8716ce9ee57be911b7

SHA1
b7d4fcdac1e2f5bf5ceef631325dee33eef8474f

SHA256
50dace3a0f422c455516d78cf80328f316d0e3e23af9a13eb3753b9e882d8c97

SHA512
f0946d2c8e494941cf707c585d8dd880e19a697f06f1765554b6b979d215f595ad0bc122a90583928d260756fac8b3d8034d8bd48d52c587b990981a6a7fb3bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\lolkkdcahkbcjoophklnbfdaahfmpdjf\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\lolkkdcahkbcjoophklnbfdaahfmpdjf\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\lolkkdcahkbcjoophklnbfdaahfmpdjf\manifest.json

Filesize
499B

MD5
e03766863cf35574eda76ffdaef03715

SHA1
999ffe7d50ea56ef2d32263c382474cf4c64c04c

SHA256
6b75748f11ded7969b69c9b816c8b0980de6425e183a709bf45e7978d8cfefb0

SHA512
662e7b11d3cab9fcdba7a432cd15f37abc8cd69dbd959318e1bb48ef03a75393cf128ff0ef481773fe4c7988ee09e94eaa43911001fb1bb276827d14c8232bb5

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\xNFvV0J45Zif7W.dll

Filesize
616KB

MD5
ac2bb9f430ee63577e2e658e576fbaa3

SHA1
661dad0abec24f1cd8400e09fd00881d9dd66b02

SHA256
59bb2ef1513927977be1a94a9e7687a92fd078ad343d481ba40edbfbe85e8812

SHA512
f0c2e9c780bcf67147a7c4803ffb292d6b2c4bf0a03f65273a86c6da85c0b5cd1d24d48726d95ed1e5c6b5662b7fcaba65b47bf1e7d906d97c263d2c92285769

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\xNFvV0J45Zif7W.tlb

Filesize
3KB

MD5
52acf269931e562ad7445f7a803bd5e3

SHA1
ef86bb5f96b2bba4c85a73efef5df4a08ab99031

SHA256
bc29a9426767cb54f6f11ea9d457613f858aa0d0e33137ab8ad1f53ff601d8f2

SHA512
545cc433a340e0b6ef70c92ab7854058222bb76385fb4027f1cc174a0baececb48c8e04ea83e9387d2c664505d4dd3799d41512e06c3ec5b4e32d0bf4a84668b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA390.tmp\xNFvV0J45Zif7W.x64.dll

Filesize
698KB

MD5
48aea480f88ba159a05da8c3e1b938e5

SHA1
56cce3368fb512d03e4ed502c1ae1b4a64a54ce9

SHA256
07fd15650c7ea9d453c9a86255445d32ba18b4f74876a1f099a473ff988f7ebf

SHA512
448dfc81b3148be7031e6ebfc813c148c39a4ae86692ace9d0c98bf2605aa5b76052cc6d4f44e3103452fa26eb60a67a28dd3ce5d579e81277421cefdf9c9be5

Download Submit
\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.dll

Filesize
616KB

MD5
ac2bb9f430ee63577e2e658e576fbaa3

SHA1
661dad0abec24f1cd8400e09fd00881d9dd66b02

SHA256
59bb2ef1513927977be1a94a9e7687a92fd078ad343d481ba40edbfbe85e8812

SHA512
f0c2e9c780bcf67147a7c4803ffb292d6b2c4bf0a03f65273a86c6da85c0b5cd1d24d48726d95ed1e5c6b5662b7fcaba65b47bf1e7d906d97c263d2c92285769

Download Submit
\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.x64.dll

Filesize
698KB

MD5
48aea480f88ba159a05da8c3e1b938e5

SHA1
56cce3368fb512d03e4ed502c1ae1b4a64a54ce9

SHA256
07fd15650c7ea9d453c9a86255445d32ba18b4f74876a1f099a473ff988f7ebf

SHA512
448dfc81b3148be7031e6ebfc813c148c39a4ae86692ace9d0c98bf2605aa5b76052cc6d4f44e3103452fa26eb60a67a28dd3ce5d579e81277421cefdf9c9be5

Download Submit
\Program Files (x86)\GoiSave\xNFvV0J45Zif7W.x64.dll

Filesize
698KB

MD5
48aea480f88ba159a05da8c3e1b938e5

SHA1
56cce3368fb512d03e4ed502c1ae1b4a64a54ce9

SHA256
07fd15650c7ea9d453c9a86255445d32ba18b4f74876a1f099a473ff988f7ebf

SHA512
448dfc81b3148be7031e6ebfc813c148c39a4ae86692ace9d0c98bf2605aa5b76052cc6d4f44e3103452fa26eb60a67a28dd3ce5d579e81277421cefdf9c9be5

Download Submit
\Users\Admin\AppData\Local\Temp\7zSA390.tmp\Q7bkYpQoiS21pRB.exe

Filesize
632KB

MD5
59ed6cd5a934e324d7ff694adb712b61

SHA1
ee41b1da1ca21a050e548b04bbf37c47f251fd10

SHA256
cb9b055b0e4049898db5c8d1df973692f7e57f57ad053fc9fec5372a294b8726

SHA512
04238927495ce1720202db05e90c1efc0c8d409e5255188fff51ee5589048d7b5c56f080fe7e5a1f45f4a7ca1c0d73fadbc34b8a268547f2f2bbd1c994ec2fd8

Download Submit
memory/680-73-0x0000000000000000-mapping.dmp

Download
memory/1668-54-0x0000000076AE1000-0x0000000076AE3000-memory.dmp

Filesize
8KB

Download
memory/1920-78-0x000007FEFC2B1000-0x000007FEFC2B3000-memory.dmp

Filesize
8KB

Download
memory/1920-77-0x0000000000000000-mapping.dmp

Download
memory/2008-56-0x0000000000000000-mapping.dmp

Download