69b6ed35bea2d9799d92e9cd6076446a6e64e2d21c69df69588e8c2dbdad5a21

Analysis

max time kernel
40s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 21:50

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General

Target

69b6ed35bea2d9799d92e9cd6076446a6e64e2d21c69df69588e8c2dbdad5a21.exe
Size

2.1MB
MD5

a24c49d015b06920032026fe8afa0093
SHA1

7d21c2f3a20a6d44238a36f7acb77c58203c0cb0
SHA256

69b6ed35bea2d9799d92e9cd6076446a6e64e2d21c69df69588e8c2dbdad5a21
SHA512

77b9cab493c42479edda3991465a50305645b042ccc6f92e9235fbd3274e24d4aeec0d927d270d97ecae8c1f9c43cb8c2b700c1de0fed1469e149b185b5ad851
SSDEEP

49152:h1OsKyuyoY0IKAVWQrQSM5eeHY1h2PlSUQ8Pcio:h1OdgoP9oM5LFw

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1120	VAvARVS1n45qBay.exe

Loads dropped DLL 4 IoCs

pid	Process
1348	69b6ed35bea2d9799d92e9cd6076446a6e64e2d21c69df69588e8c2dbdad5a21.exe
1120	VAvARVS1n45qBay.exe
840	regsvr32.exe
892	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\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\agcfpgdonpkjfhodglkbmhloldbomlbf\2.0\manifest.json	VAvARVS1n45qBay.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\agcfpgdonpkjfhodglkbmhloldbomlbf\2.0\manifest.json	VAvARVS1n45qBay.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\agcfpgdonpkjfhodglkbmhloldbomlbf\2.0\manifest.json	VAvARVS1n45qBay.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\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\	VAvARVS1n45qBay.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\{DBC80044-A445-435B-BC74-9C25C1C588A9}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{18DF081C-E8AD-4283-A596-FA578C2EBDC3}	VAvARVS1n45qBay.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	VAvARVS1n45qBay.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	VAvARVS1n45qBay.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects	VAvARVS1n45qBay.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\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	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

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.dat	VAvARVS1n45qBay.exe
File created	C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.x64.dll	VAvARVS1n45qBay.exe
File opened for modification	C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.x64.dll	VAvARVS1n45qBay.exe
File created	C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.dll	VAvARVS1n45qBay.exe
File opened for modification	C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.dll	VAvARVS1n45qBay.exe
File created	C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.tlb	VAvARVS1n45qBay.exe
File opened for modification	C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.tlb	VAvARVS1n45qBay.exe
File created	C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.dat	VAvARVS1n45qBay.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 1120	1348	69b6ed35bea2d9799d92e9cd6076446a6e64e2d21c69df69588e8c2dbdad5a21.exe	28
PID 1348 wrote to memory of 1120	1348	69b6ed35bea2d9799d92e9cd6076446a6e64e2d21c69df69588e8c2dbdad5a21.exe	28
PID 1348 wrote to memory of 1120	1348	69b6ed35bea2d9799d92e9cd6076446a6e64e2d21c69df69588e8c2dbdad5a21.exe	28
PID 1348 wrote to memory of 1120	1348	69b6ed35bea2d9799d92e9cd6076446a6e64e2d21c69df69588e8c2dbdad5a21.exe	28
PID 1120 wrote to memory of 840	1120	VAvARVS1n45qBay.exe	29
PID 1120 wrote to memory of 840	1120	VAvARVS1n45qBay.exe	29
PID 1120 wrote to memory of 840	1120	VAvARVS1n45qBay.exe	29
PID 1120 wrote to memory of 840	1120	VAvARVS1n45qBay.exe	29
PID 1120 wrote to memory of 840	1120	VAvARVS1n45qBay.exe	29
PID 1120 wrote to memory of 840	1120	VAvARVS1n45qBay.exe	29
PID 1120 wrote to memory of 840	1120	VAvARVS1n45qBay.exe	29
PID 840 wrote to memory of 892	840	regsvr32.exe	30
PID 840 wrote to memory of 892	840	regsvr32.exe	30
PID 840 wrote to memory of 892	840	regsvr32.exe	30
PID 840 wrote to memory of 892	840	regsvr32.exe	30
PID 840 wrote to memory of 892	840	regsvr32.exe	30
PID 840 wrote to memory of 892	840	regsvr32.exe	30
PID 840 wrote to memory of 892	840	regsvr32.exe	30

C:\Users\Admin\AppData\Local\Temp\69b6ed35bea2d9799d92e9cd6076446a6e64e2d21c69df69588e8c2dbdad5a21.exe
"C:\Users\Admin\AppData\Local\Temp\69b6ed35bea2d9799d92e9cd6076446a6e64e2d21c69df69588e8c2dbdad5a21.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\VAvARVS1n45qBay.exe
  .\VAvARVS1n45qBay.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:1120
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:840
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:892

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)\GoSaavee\rMpD3YJ6vK84sG.dat

Filesize
6KB

MD5
4203225b845de448209745a48d1f4387

SHA1
ff74ffe39816bd2dab8d021452d709e736cbb6ab

SHA256
39dab25c96c9f83a29ec0198d71029615586354f52ffda4dd0219895c47a0d65

SHA512
535d0ee4221bf1b4903607a68fbbdb7ae15cbcbbb252d309cbb7935e69329f549977ebd719e0de2e9088b9bfb1f0da64664fdc281f1ad05e314ded4430b5ebe6

Download Submit
C:\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.x64.dll

Filesize
698KB

MD5
48aea480f88ba159a05da8c3e1b938e5

SHA1
56cce3368fb512d03e4ed502c1ae1b4a64a54ce9

SHA256
07fd15650c7ea9d453c9a86255445d32ba18b4f74876a1f099a473ff988f7ebf

SHA512
448dfc81b3148be7031e6ebfc813c148c39a4ae86692ace9d0c98bf2605aa5b76052cc6d4f44e3103452fa26eb60a67a28dd3ce5d579e81277421cefdf9c9be5

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

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

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

Filesize
35B

MD5
1b3143b389036df5dfc374e23943dc42

SHA1
b66a3a3d072a07c6083ae324ab5ff0585921a563

SHA256
3a673d42ad66dbc573cb22b70c2c27b77a789ca56f4a7e9c17d264f2b07c2f59

SHA512
a7941f6b5e3211e0eb789e5912006c8fe95e83197724d99f2f2ade30a9fa26faa60d92da081a81c73e910b5977042620e947944412ce3d6d67501d6561b95e7f

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

Filesize
7KB

MD5
20337a8649b397150aec944f9b387d0e

SHA1
1a11be645ddeff9517ef14c213e32a9f8b2ef9a8

SHA256
9df38762ceb4a2a48701e247cf9a29501f055d5381176152fc8b0f6d66ba06b0

SHA512
a122bf5b3af2a219e0b845d4df4b48be6062351cc1533a04e48292920d53a3773f4f8ffa12af83bb9d40a12bcd83f6c6565e7d7deda2986de7460c07c3a9cb85

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

Filesize
598B

MD5
905ceacec272c6d695b3265b25abd283

SHA1
98ee1f0bef91c9b6db6b2fb61792e34208bcc90f

SHA256
76ea93a0fda0e12f488ad5d9a887c09b962efc066b1392a8d5e31c915f9dfb2f

SHA512
caada82d9fdc6c383890f33f8420b5fe1f450af7720900afee5f912285ca609e92bad7a75e023f34c96630bbd330c098b71627c72ebb7a2d81095884047cfc92

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\VAvARVS1n45qBay.dat

Filesize
6KB

MD5
4203225b845de448209745a48d1f4387

SHA1
ff74ffe39816bd2dab8d021452d709e736cbb6ab

SHA256
39dab25c96c9f83a29ec0198d71029615586354f52ffda4dd0219895c47a0d65

SHA512
535d0ee4221bf1b4903607a68fbbdb7ae15cbcbbb252d309cbb7935e69329f549977ebd719e0de2e9088b9bfb1f0da64664fdc281f1ad05e314ded4430b5ebe6

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\VAvARVS1n45qBay.exe

Filesize
632KB

MD5
59ed6cd5a934e324d7ff694adb712b61

SHA1
ee41b1da1ca21a050e548b04bbf37c47f251fd10

SHA256
cb9b055b0e4049898db5c8d1df973692f7e57f57ad053fc9fec5372a294b8726

SHA512
04238927495ce1720202db05e90c1efc0c8d409e5255188fff51ee5589048d7b5c56f080fe7e5a1f45f4a7ca1c0d73fadbc34b8a268547f2f2bbd1c994ec2fd8

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\VAvARVS1n45qBay.exe

Filesize
632KB

MD5
59ed6cd5a934e324d7ff694adb712b61

SHA1
ee41b1da1ca21a050e548b04bbf37c47f251fd10

SHA256
cb9b055b0e4049898db5c8d1df973692f7e57f57ad053fc9fec5372a294b8726

SHA512
04238927495ce1720202db05e90c1efc0c8d409e5255188fff51ee5589048d7b5c56f080fe7e5a1f45f4a7ca1c0d73fadbc34b8a268547f2f2bbd1c994ec2fd8

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\agcfpgdonpkjfhodglkbmhloldbomlbf\UYXpzxZs.js

Filesize
5KB

MD5
f171da30ced5a14baf62a5ccbd33c725

SHA1
51e9c81515e4e19d993ae07a6d540a146a05ee9a

SHA256
7f7a81dbcc0ab7fc3ca7e45bad1dc42b9537bc871d4b0b43af57ac3c8f3b7c7c

SHA512
d0d0e68cabb3e3c3205cbd54376f1a83645b46374ea6fe27ca34a8bb04c1a495036d046faedf1a44d576c087827f4510cf43b922c7fa58d90350d4ac34210317

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\agcfpgdonpkjfhodglkbmhloldbomlbf\background.html

Filesize
145B

MD5
d63353c64856c2db601f92cc2042e496

SHA1
3bd7958ab7eb017b66ee1e1d624d6fac6422d84b

SHA256
f78d2df76e16f99d3f412cf19b9482bfbd59c7f79a345bb9e12c10d6139335f6

SHA512
4c01b03fbdca740a7e5aa6e5a27eb1f61b96e459ea650c5ddb91e24e3ea1eba9d2afe4b73a8f83e9c43263f47c03dbf3195d28fc34050ec6fd610f37edb43a3d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\agcfpgdonpkjfhodglkbmhloldbomlbf\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\agcfpgdonpkjfhodglkbmhloldbomlbf\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\agcfpgdonpkjfhodglkbmhloldbomlbf\manifest.json

Filesize
500B

MD5
95c73f48fbbc0c8d2b46ddd9171dbe99

SHA1
bee481359807675534cb10ff24ba73bb8590549b

SHA256
856ae9fd3c8e8f5506b07a18a49511e39f25f007f542ad92ba4bfb13ffda4f4f

SHA512
0f49aa2e5f5eeb905daae2e5232ec6b62f360d6d91cd5e368df85068bdcb23fbb931be1c0e465243c61a169bfcfaf83d63d693d96e74c8a20e9c086bfbc4aa04

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\rMpD3YJ6vK84sG.dll

Filesize
616KB

MD5
ac2bb9f430ee63577e2e658e576fbaa3

SHA1
661dad0abec24f1cd8400e09fd00881d9dd66b02

SHA256
59bb2ef1513927977be1a94a9e7687a92fd078ad343d481ba40edbfbe85e8812

SHA512
f0c2e9c780bcf67147a7c4803ffb292d6b2c4bf0a03f65273a86c6da85c0b5cd1d24d48726d95ed1e5c6b5662b7fcaba65b47bf1e7d906d97c263d2c92285769

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\rMpD3YJ6vK84sG.tlb

Filesize
3KB

MD5
52acf269931e562ad7445f7a803bd5e3

SHA1
ef86bb5f96b2bba4c85a73efef5df4a08ab99031

SHA256
bc29a9426767cb54f6f11ea9d457613f858aa0d0e33137ab8ad1f53ff601d8f2

SHA512
545cc433a340e0b6ef70c92ab7854058222bb76385fb4027f1cc174a0baececb48c8e04ea83e9387d2c664505d4dd3799d41512e06c3ec5b4e32d0bf4a84668b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\rMpD3YJ6vK84sG.x64.dll

Filesize
698KB

MD5
48aea480f88ba159a05da8c3e1b938e5

SHA1
56cce3368fb512d03e4ed502c1ae1b4a64a54ce9

SHA256
07fd15650c7ea9d453c9a86255445d32ba18b4f74876a1f099a473ff988f7ebf

SHA512
448dfc81b3148be7031e6ebfc813c148c39a4ae86692ace9d0c98bf2605aa5b76052cc6d4f44e3103452fa26eb60a67a28dd3ce5d579e81277421cefdf9c9be5

Download Submit
\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.dll

Filesize
616KB

MD5
ac2bb9f430ee63577e2e658e576fbaa3

SHA1
661dad0abec24f1cd8400e09fd00881d9dd66b02

SHA256
59bb2ef1513927977be1a94a9e7687a92fd078ad343d481ba40edbfbe85e8812

SHA512
f0c2e9c780bcf67147a7c4803ffb292d6b2c4bf0a03f65273a86c6da85c0b5cd1d24d48726d95ed1e5c6b5662b7fcaba65b47bf1e7d906d97c263d2c92285769

Download Submit
\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.x64.dll

Filesize
698KB

MD5
48aea480f88ba159a05da8c3e1b938e5

SHA1
56cce3368fb512d03e4ed502c1ae1b4a64a54ce9

SHA256
07fd15650c7ea9d453c9a86255445d32ba18b4f74876a1f099a473ff988f7ebf

SHA512
448dfc81b3148be7031e6ebfc813c148c39a4ae86692ace9d0c98bf2605aa5b76052cc6d4f44e3103452fa26eb60a67a28dd3ce5d579e81277421cefdf9c9be5

Download Submit
\Program Files (x86)\GoSaavee\rMpD3YJ6vK84sG.x64.dll

Filesize
698KB

MD5
48aea480f88ba159a05da8c3e1b938e5

SHA1
56cce3368fb512d03e4ed502c1ae1b4a64a54ce9

SHA256
07fd15650c7ea9d453c9a86255445d32ba18b4f74876a1f099a473ff988f7ebf

SHA512
448dfc81b3148be7031e6ebfc813c148c39a4ae86692ace9d0c98bf2605aa5b76052cc6d4f44e3103452fa26eb60a67a28dd3ce5d579e81277421cefdf9c9be5

Download Submit
\Users\Admin\AppData\Local\Temp\7zSADBE.tmp\VAvARVS1n45qBay.exe

Filesize
632KB

MD5
59ed6cd5a934e324d7ff694adb712b61

SHA1
ee41b1da1ca21a050e548b04bbf37c47f251fd10

SHA256
cb9b055b0e4049898db5c8d1df973692f7e57f57ad053fc9fec5372a294b8726

SHA512
04238927495ce1720202db05e90c1efc0c8d409e5255188fff51ee5589048d7b5c56f080fe7e5a1f45f4a7ca1c0d73fadbc34b8a268547f2f2bbd1c994ec2fd8

Download Submit
memory/892-78-0x000007FEFC3C1000-0x000007FEFC3C3000-memory.dmp

Filesize
8KB

Download
memory/1348-54-0x00000000759F1000-0x00000000759F3000-memory.dmp

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8KB

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