f0f3b8cb9675deffbd92c8416e5e662a8cfebce9f7f9db1dc6ad22dae2e5bd97

Analysis

max time kernel
42s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
28/11/2022, 02:47

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General

Target

f0f3b8cb9675deffbd92c8416e5e662a8cfebce9f7f9db1dc6ad22dae2e5bd97.exe
Size

2.1MB
MD5

fc72493026a20fb91cafe7df42a4d931
SHA1

55d2fb26c2aca92dd7834eeec31edb13fd9d0fc5
SHA256

f0f3b8cb9675deffbd92c8416e5e662a8cfebce9f7f9db1dc6ad22dae2e5bd97
SHA512

6250e5148d7831ab9ef61e11eea68622f8d3b2ae18bc470c7d574ce73e729b2eb187b31b64b56fae14995777a53d901d7869a7e1d815ea611784757294f1cf3d
SSDEEP

24576:h1OYdaOxjfen1Y6KIc8dPc3Mp6CzcJcB1TE1VyDGxQQYxMfyylmCHxxyJGb8tz:h1OsTZIdJc346K1TcAGb8tz

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1204	OG2vw3YoV2I55Yi.exe

Loads dropped DLL 4 IoCs

pid	Process
1348	f0f3b8cb9675deffbd92c8416e5e662a8cfebce9f7f9db1dc6ad22dae2e5bd97.exe
1204	OG2vw3YoV2I55Yi.exe
536	regsvr32.exe
544	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\gjcigdbnpidbkgebhnkcjgkkpdfjachg\200\manifest.json	OG2vw3YoV2I55Yi.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\gjcigdbnpidbkgebhnkcjgkkpdfjachg\200\manifest.json	OG2vw3YoV2I55Yi.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\gjcigdbnpidbkgebhnkcjgkkpdfjachg\200\manifest.json	OG2vw3YoV2I55Yi.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\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	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 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}	OG2vw3YoV2I55Yi.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects	OG2vw3YoV2I55Yi.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\	OG2vw3YoV2I55Yi.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\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	OG2vw3YoV2I55Yi.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	OG2vw3YoV2I55Yi.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	regsvr32.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.tlb	OG2vw3YoV2I55Yi.exe
File opened for modification	C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.tlb	OG2vw3YoV2I55Yi.exe
File created	C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.dat	OG2vw3YoV2I55Yi.exe
File opened for modification	C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.dat	OG2vw3YoV2I55Yi.exe
File created	C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.x64.dll	OG2vw3YoV2I55Yi.exe
File opened for modification	C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.x64.dll	OG2vw3YoV2I55Yi.exe
File created	C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.dll	OG2vw3YoV2I55Yi.exe
File opened for modification	C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.dll	OG2vw3YoV2I55Yi.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 1204	1348	f0f3b8cb9675deffbd92c8416e5e662a8cfebce9f7f9db1dc6ad22dae2e5bd97.exe	27
PID 1348 wrote to memory of 1204	1348	f0f3b8cb9675deffbd92c8416e5e662a8cfebce9f7f9db1dc6ad22dae2e5bd97.exe	27
PID 1348 wrote to memory of 1204	1348	f0f3b8cb9675deffbd92c8416e5e662a8cfebce9f7f9db1dc6ad22dae2e5bd97.exe	27
PID 1348 wrote to memory of 1204	1348	f0f3b8cb9675deffbd92c8416e5e662a8cfebce9f7f9db1dc6ad22dae2e5bd97.exe	27
PID 1204 wrote to memory of 536	1204	OG2vw3YoV2I55Yi.exe	28
PID 1204 wrote to memory of 536	1204	OG2vw3YoV2I55Yi.exe	28
PID 1204 wrote to memory of 536	1204	OG2vw3YoV2I55Yi.exe	28
PID 1204 wrote to memory of 536	1204	OG2vw3YoV2I55Yi.exe	28
PID 1204 wrote to memory of 536	1204	OG2vw3YoV2I55Yi.exe	28
PID 1204 wrote to memory of 536	1204	OG2vw3YoV2I55Yi.exe	28
PID 1204 wrote to memory of 536	1204	OG2vw3YoV2I55Yi.exe	28
PID 536 wrote to memory of 544	536	regsvr32.exe	29
PID 536 wrote to memory of 544	536	regsvr32.exe	29
PID 536 wrote to memory of 544	536	regsvr32.exe	29
PID 536 wrote to memory of 544	536	regsvr32.exe	29
PID 536 wrote to memory of 544	536	regsvr32.exe	29
PID 536 wrote to memory of 544	536	regsvr32.exe	29
PID 536 wrote to memory of 544	536	regsvr32.exe	29

C:\Users\Admin\AppData\Local\Temp\f0f3b8cb9675deffbd92c8416e5e662a8cfebce9f7f9db1dc6ad22dae2e5bd97.exe
"C:\Users\Admin\AppData\Local\Temp\f0f3b8cb9675deffbd92c8416e5e662a8cfebce9f7f9db1dc6ad22dae2e5bd97.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\OG2vw3YoV2I55Yi.exe
  .\OG2vw3YoV2I55Yi.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:1204
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:536
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:544

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)\Browser Shop\fOyY29PpJomgTQ.dat

Filesize
6KB

MD5
0508cc7710504e3ecd4aec12298e9f5e

SHA1
5b3219eadef8fde0ec8892163650bcb3bcf5a1a4

SHA256
9461afb61d8564f9acd78e758c65333510da4bf0629f72dd0db4b23ec380592d

SHA512
6a2a9068542f8bca966bd97c24eeaf7bbbcd9c3e7c06fb0854f95e093207808feb04e1715573d05779f9ef9d67b9bd10436302248d29bddc0f7cdfdad11dd942

Download Submit
C:\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.x64.dll

Filesize
695KB

MD5
2e506193dce62c7f1cf73d8709f60d2d

SHA1
746e4a7b0505d2eb486896c913c917075f23d974

SHA256
18f9cd61c2de7ce04bb14e08820d52cc42e9b2b5a63dd9770d83df2867947d9a

SHA512
bb49793b6263920a61d602b2cb33e241cfc5e3c624a65b62dcd7ad4924fdceeefe4d73c08c5c5163860a65438262439a64119c13c734fc404f01be8d0085fb64

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
188b90870f3a11a757cd3b683e6787b6

SHA1
4b451f88e3f2d72e6b19c34ee942c2c757a18a4e

SHA256
2a29ef9ca65c573a69a1e0f053ecfc49ae6741073253d9118cb8ca0b76c64245

SHA512
2d7739a84baae03405d99f5abd63dc596d10d26b926dbf217086f85e58d52a2d6e706193942da42e1e48b97a784540b3b14f7ba21129d17f1f9cf2311394c7e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\[email protected]\content\bg.js

Filesize
7KB

MD5
a6af4b81ab5f32bd05a41c2bcd338f90

SHA1
3d0fa2f10cf445a0204873adffe9043d1c22878b

SHA256
d17a389c3f2cccfed78cc6ce3bc9117e9acc6f35a2211ed35c9fca8ca65eaad9

SHA512
95939c90605469c12d3a6718ce934774513142b516795a27cfc4a72a5aea88c2eb182c4c17807d6debc3f383154ee4a9f23d31b3c424045707608c3049b96edb

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\[email protected]\install.rdf

Filesize
596B

MD5
3d62d16022afdd6b56b4c0563c353483

SHA1
0af1005584a629edfed1c87d0e53e22678e1acdc

SHA256
ae8c40712db8f05a77afa52ab26adf4fe1f141e5b33423e45e52cb9bff99f64f

SHA512
e298957af341e898d7d924d47df025a887b988c127bbdc7e906148baf6760342ca8c669f398bd8fe579ed1d3ccf4a7a3b91f0ae147c3498b69a7d9ed6e4e0e13

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\OG2vw3YoV2I55Yi.dat

Filesize
6KB

MD5
0508cc7710504e3ecd4aec12298e9f5e

SHA1
5b3219eadef8fde0ec8892163650bcb3bcf5a1a4

SHA256
9461afb61d8564f9acd78e758c65333510da4bf0629f72dd0db4b23ec380592d

SHA512
6a2a9068542f8bca966bd97c24eeaf7bbbcd9c3e7c06fb0854f95e093207808feb04e1715573d05779f9ef9d67b9bd10436302248d29bddc0f7cdfdad11dd942

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\OG2vw3YoV2I55Yi.exe

Filesize
625KB

MD5
ca04c0f764aa0797cbe40913d3d8d17f

SHA1
7358d68ace7d7e6213726433c41dd7b781762d74

SHA256
a018bdb7e28a4e0dd07da454e8192045f5994c66f95c47defaa0ce40661fc90f

SHA512
fae69fd13b4b9308973ff713fe7c6ee10525b76e9c70106dbe08673d86b6ecc3ebf5d90f6c3a461d64352726de28fbb5903c89db28916423766810c62686f0c0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\OG2vw3YoV2I55Yi.exe

Filesize
625KB

MD5
ca04c0f764aa0797cbe40913d3d8d17f

SHA1
7358d68ace7d7e6213726433c41dd7b781762d74

SHA256
a018bdb7e28a4e0dd07da454e8192045f5994c66f95c47defaa0ce40661fc90f

SHA512
fae69fd13b4b9308973ff713fe7c6ee10525b76e9c70106dbe08673d86b6ecc3ebf5d90f6c3a461d64352726de28fbb5903c89db28916423766810c62686f0c0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\fOyY29PpJomgTQ.dll

Filesize
613KB

MD5
0df7c26b4abf65cd6ca180c2ddc7ae4b

SHA1
d43e0770e0a5778525a4828f46e1e4448cdc9aa8

SHA256
f133fed29f50b1cdc8af2043608b14f8f20ab5349a2cfe16536d089966eb120b

SHA512
29ca79a58784de2855975849a94f0f3e55b3a13ece1cf9ff25db98d397c1758d88df8ac4887dfb48b28a89564e60a3a0195140d154ce0d0b81569fd0931fc474

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\fOyY29PpJomgTQ.tlb

Filesize
3KB

MD5
ab50bfd160f5251c1c06947ba8523db0

SHA1
7940cc61ab4e0bb82afc03dd141eaf8bd963c091

SHA256
a23c9c376478404d8f90d1d984935f7b5e5f2e5674fd8a7642dc89f2b1b2c4a8

SHA512
506baa3f8ca880eeb4d26e9744babef326d2b5b1fb0971c712072c4aeeaaaff702847c045fe0270d45cc71a0b7fb53ba0af60aeaa34f5154f9617c85a06c3334

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\fOyY29PpJomgTQ.x64.dll

Filesize
695KB

MD5
2e506193dce62c7f1cf73d8709f60d2d

SHA1
746e4a7b0505d2eb486896c913c917075f23d974

SHA256
18f9cd61c2de7ce04bb14e08820d52cc42e9b2b5a63dd9770d83df2867947d9a

SHA512
bb49793b6263920a61d602b2cb33e241cfc5e3c624a65b62dcd7ad4924fdceeefe4d73c08c5c5163860a65438262439a64119c13c734fc404f01be8d0085fb64

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\gjcigdbnpidbkgebhnkcjgkkpdfjachg\C03.js

Filesize
5KB

MD5
36da9186596eeaeaaf3197c7a57cde3e

SHA1
c9cfaceea69a3c5570da9dbf08a949fe6e4da92d

SHA256
db4919c1045665dcf534cc1ee90b4d0b591fff8cf9b461ff5ff1217a3a294298

SHA512
3ecbf8ccb90233e9f408da7f980ea8fe7a1b67d2cf448bd658878b77be69ff64ca0c7454d57b6720271a821585bf793fb0f8451c510405d4235d6af6182560ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\gjcigdbnpidbkgebhnkcjgkkpdfjachg\background.html

Filesize
140B

MD5
2c385a12635fc2c6613d9ccaeb9bba61

SHA1
a2aafc435dfc4c812287e6559c63676718f6216e

SHA256
7d9b0481a1b62c1af921317a0215132287b880d1d7479407d01acb42a5a6daf1

SHA512
433bd842afc9682b8c0225a175d66026899e9ac09c12c3a2a92c0f6f7b06c99e82abc371f4cd0e87b37415276e5813a7a2678a6bdb59e50aea0800f23d125b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\gjcigdbnpidbkgebhnkcjgkkpdfjachg\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\gjcigdbnpidbkgebhnkcjgkkpdfjachg\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS55E.tmp\gjcigdbnpidbkgebhnkcjgkkpdfjachg\manifest.json

Filesize
504B

MD5
d532994175ac6e4e8fea2ae07edef6ff

SHA1
5646eab3cebc8b0a804103b63f08a63db784a77d

SHA256
f9a190f8cfafdeddfe9627366bcd108e42b7fa07c8d074f1570bd77489f39c4d

SHA512
ba6ddc11423c0b0d93de3e3ecb9eeebe29470723282165aa67de4329a5f9af7e390869a7cbd0834c1ff115a1ed0a274bed686b4b6630e98b268ec1f2a9a8dadb

Download Submit
\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.dll

Filesize
613KB

MD5
0df7c26b4abf65cd6ca180c2ddc7ae4b

SHA1
d43e0770e0a5778525a4828f46e1e4448cdc9aa8

SHA256
f133fed29f50b1cdc8af2043608b14f8f20ab5349a2cfe16536d089966eb120b

SHA512
29ca79a58784de2855975849a94f0f3e55b3a13ece1cf9ff25db98d397c1758d88df8ac4887dfb48b28a89564e60a3a0195140d154ce0d0b81569fd0931fc474

Download Submit
\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.x64.dll

Filesize
695KB

MD5
2e506193dce62c7f1cf73d8709f60d2d

SHA1
746e4a7b0505d2eb486896c913c917075f23d974

SHA256
18f9cd61c2de7ce04bb14e08820d52cc42e9b2b5a63dd9770d83df2867947d9a

SHA512
bb49793b6263920a61d602b2cb33e241cfc5e3c624a65b62dcd7ad4924fdceeefe4d73c08c5c5163860a65438262439a64119c13c734fc404f01be8d0085fb64

Download Submit
\Program Files (x86)\Browser Shop\fOyY29PpJomgTQ.x64.dll

Filesize
695KB

MD5
2e506193dce62c7f1cf73d8709f60d2d

SHA1
746e4a7b0505d2eb486896c913c917075f23d974

SHA256
18f9cd61c2de7ce04bb14e08820d52cc42e9b2b5a63dd9770d83df2867947d9a

SHA512
bb49793b6263920a61d602b2cb33e241cfc5e3c624a65b62dcd7ad4924fdceeefe4d73c08c5c5163860a65438262439a64119c13c734fc404f01be8d0085fb64

Download Submit
\Users\Admin\AppData\Local\Temp\7zS55E.tmp\OG2vw3YoV2I55Yi.exe

Filesize
625KB

MD5
ca04c0f764aa0797cbe40913d3d8d17f

SHA1
7358d68ace7d7e6213726433c41dd7b781762d74

SHA256
a018bdb7e28a4e0dd07da454e8192045f5994c66f95c47defaa0ce40661fc90f

SHA512
fae69fd13b4b9308973ff713fe7c6ee10525b76e9c70106dbe08673d86b6ecc3ebf5d90f6c3a461d64352726de28fbb5903c89db28916423766810c62686f0c0

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memory/544-78-0x000007FEFB9E1000-0x000007FEFB9E3000-memory.dmp

Filesize
8KB

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memory/1348-54-0x0000000075601000-0x0000000075603000-memory.dmp

Filesize
8KB

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