e6151c90ba270e362b12164d0a6ba631174eae52c19559f1a27afd4fcc53d253

Analysis

max time kernel
197s
max time network
205s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 13:31

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General

Target

e6151c90ba270e362b12164d0a6ba631174eae52c19559f1a27afd4fcc53d253.exe
Size

2.1MB
MD5

f79b8566647f3f7c9f6d0f4ace4aba30
SHA1

13f36bd2e1066a071e80f9fd4eaa499559c6cef3
SHA256

e6151c90ba270e362b12164d0a6ba631174eae52c19559f1a27afd4fcc53d253
SHA512

2e8c6d63c9396643951a25556430fd5f28c406162754e82b1888370b7846eaef9f694e3e56e64fcd48ff4f442ff8f61e2c19795ae533b8e1fc62e137a8aeb401
SSDEEP

49152:h1OsIhvaZG1MVEtzijkTvu2x/uw4B8FHFF6D:h1OPvaxMziy3k

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4524	gyyMlc0EZaEY8q7.exe

Loads dropped DLL 3 IoCs

pid	Process
4524	gyyMlc0EZaEY8q7.exe
4596	regsvr32.exe
372	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\ibcaamajfnmahlpmidnlfbpbjoeifmjj\2.0\manifest.json	gyyMlc0EZaEY8q7.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ibcaamajfnmahlpmidnlfbpbjoeifmjj\2.0\manifest.json	gyyMlc0EZaEY8q7.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\ibcaamajfnmahlpmidnlfbpbjoeifmjj\2.0\manifest.json	gyyMlc0EZaEY8q7.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ibcaamajfnmahlpmidnlfbpbjoeifmjj\2.0\manifest.json	gyyMlc0EZaEY8q7.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\ibcaamajfnmahlpmidnlfbpbjoeifmjj\2.0\manifest.json	gyyMlc0EZaEY8q7.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\{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\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	gyyMlc0EZaEY8q7.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	gyyMlc0EZaEY8q7.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	gyyMlc0EZaEY8q7.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	gyyMlc0EZaEY8q7.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	regsvr32.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.tlb	gyyMlc0EZaEY8q7.exe
File created	C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.dat	gyyMlc0EZaEY8q7.exe
File opened for modification	C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.dat	gyyMlc0EZaEY8q7.exe
File created	C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.x64.dll	gyyMlc0EZaEY8q7.exe
File opened for modification	C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.x64.dll	gyyMlc0EZaEY8q7.exe
File created	C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.dll	gyyMlc0EZaEY8q7.exe
File opened for modification	C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.dll	gyyMlc0EZaEY8q7.exe
File created	C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.tlb	gyyMlc0EZaEY8q7.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3832 wrote to memory of 4524	3832	e6151c90ba270e362b12164d0a6ba631174eae52c19559f1a27afd4fcc53d253.exe	84
PID 3832 wrote to memory of 4524	3832	e6151c90ba270e362b12164d0a6ba631174eae52c19559f1a27afd4fcc53d253.exe	84
PID 3832 wrote to memory of 4524	3832	e6151c90ba270e362b12164d0a6ba631174eae52c19559f1a27afd4fcc53d253.exe	84
PID 4524 wrote to memory of 4596	4524	gyyMlc0EZaEY8q7.exe	86
PID 4524 wrote to memory of 4596	4524	gyyMlc0EZaEY8q7.exe	86
PID 4524 wrote to memory of 4596	4524	gyyMlc0EZaEY8q7.exe	86
PID 4596 wrote to memory of 372	4596	regsvr32.exe	87
PID 4596 wrote to memory of 372	4596	regsvr32.exe	87

C:\Users\Admin\AppData\Local\Temp\e6151c90ba270e362b12164d0a6ba631174eae52c19559f1a27afd4fcc53d253.exe
"C:\Users\Admin\AppData\Local\Temp\e6151c90ba270e362b12164d0a6ba631174eae52c19559f1a27afd4fcc53d253.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3832
- C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\gyyMlc0EZaEY8q7.exe
  .\gyyMlc0EZaEY8q7.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:4524
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:4596
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:372

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)\GGoSave\yq7BpPYNfvqmwV.dat

Filesize
6KB

MD5
eb5dce0c9b36f1e7271769f39f08d705

SHA1
3e963990025762326f6f6cea19211c1c0fbe9600

SHA256
390ab138490adf813920b7d7000290e17b19554cc6e62479a744c7a058892c70

SHA512
b19d7148ba19c8046118e390607ff736e57b78444608ece71087adce87553ad9d66b033e5117bd96a68f7c29dcd0dcdde779265ba3ab12172b2907480112a197

Download Submit
C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.dll

Filesize
618KB

MD5
f180a95d8673cd01ce4af0ff678fa099

SHA1
8592fe958436e14ef9ace437ac4445ecca22e35e

SHA256
d40aa49822621713e0f79f6c9a187468251fc22559cb1bbd6b5f71a94819eeb7

SHA512
3dda5f3133df4c00c03d8b3fb539b37e2e6b26d0384d3674cefa9595136f9eaa4b9d21c0e806a9ec3cfadfb782a30e344145abbf87bca813de056f84c6fb13c9

Download Submit
C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.x64.dll

Filesize
695KB

MD5
2af06e7424e4f53fa8ee2b8daf4cdaa3

SHA1
0a09aa095e38211b8fc512d2e9f8f7cf12159a19

SHA256
81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

SHA512
6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

Download Submit
C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.x64.dll

Filesize
695KB

MD5
2af06e7424e4f53fa8ee2b8daf4cdaa3

SHA1
0a09aa095e38211b8fc512d2e9f8f7cf12159a19

SHA256
81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

SHA512
6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

Download Submit
C:\Program Files (x86)\GGoSave\yq7BpPYNfvqmwV.x64.dll

Filesize
695KB

MD5
2af06e7424e4f53fa8ee2b8daf4cdaa3

SHA1
0a09aa095e38211b8fc512d2e9f8f7cf12159a19

SHA256
81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

SHA512
6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
5cfb5a085127c9aee8478dbc80b2cd2a

SHA1
92a65fedf10f0217680022c9c9ea5e0d5ed7ad59

SHA256
c516803226f6cdac54738a3ecfd3850e50d19588877ced20979d7f8e5ad44472

SHA512
34960c3eb765961e84060f6d20da76584a518dae6b3f860c080a2036fd7d8a164e67af57dec60457bb425119beffc5469563b3443cdc144805d6551224187f55

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\[email protected]\content\bg.js

Filesize
7KB

MD5
3607f41208c111b5d0da7bc51662eefb

SHA1
fa0c36e0af1c50c447c21000b275fb4caff57777

SHA256
4f89198703f5ac600afee5fa601114f99700cbcd3a100a20d044c79c3d57d7ac

SHA512
07f4ce2c5fb6a443c9eb281a64455c43e3931a9292817e9b29b921caee5818c99158cadb303d6aa2180c9470f9d8b94859d17e6170e7bf159e7d2a948efe598e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\[email protected]\install.rdf

Filesize
595B

MD5
cefa57a72dce6cf9d34fb2d51d7d1b19

SHA1
1f34eedfcb3383548bef9954f81481a27bd7f376

SHA256
9e4d3ca1dfc15adabd1a62a35d9a3301cc1accc6e9248a7f8564054a57eb6e41

SHA512
9240d8d8e5f931793a51f003f169ac264b5ae42f0363bf05d7983132dded309ae9a662d7b52bc84576635e6e4c90b453976957735e9f95f66fbeb9b88c7f7c19

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\gyyMlc0EZaEY8q7.dat

Filesize
6KB

MD5
eb5dce0c9b36f1e7271769f39f08d705

SHA1
3e963990025762326f6f6cea19211c1c0fbe9600

SHA256
390ab138490adf813920b7d7000290e17b19554cc6e62479a744c7a058892c70

SHA512
b19d7148ba19c8046118e390607ff736e57b78444608ece71087adce87553ad9d66b033e5117bd96a68f7c29dcd0dcdde779265ba3ab12172b2907480112a197

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\gyyMlc0EZaEY8q7.exe

Filesize
634KB

MD5
bd1503d4eaae5e7f2a8cdbd9a88ec02a

SHA1
730280a7839bb46bdeeaa47797d926f8d57e1da1

SHA256
724380928512fc5261d5f42e64f7705fcdeae1410f24a8ec6b0a2ba783675cb4

SHA512
0dc06ce8e78f6b0ebbe65723791ea4ffde8a9d55534dda1b02e81f1a109fce77f26e4bdfb9fd18b5ca9f4d9ff2454e6b05eca325539148512f762b5d2f225c7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\gyyMlc0EZaEY8q7.exe

Filesize
634KB

MD5
bd1503d4eaae5e7f2a8cdbd9a88ec02a

SHA1
730280a7839bb46bdeeaa47797d926f8d57e1da1

SHA256
724380928512fc5261d5f42e64f7705fcdeae1410f24a8ec6b0a2ba783675cb4

SHA512
0dc06ce8e78f6b0ebbe65723791ea4ffde8a9d55534dda1b02e81f1a109fce77f26e4bdfb9fd18b5ca9f4d9ff2454e6b05eca325539148512f762b5d2f225c7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\ibcaamajfnmahlpmidnlfbpbjoeifmjj\YbZxnJs.js

Filesize
5KB

MD5
e510b1cbdb1f9008bc1b472444331920

SHA1
c7c927e9121699456f21568bd2921965ab515a25

SHA256
34555856c00f92de42f98804a5ad2af1778bbc39c819496f278e29abdf4776bd

SHA512
19cfeb625df566f1a483b483e87fe5e3aa4be4a97f65fb8b0427b904b4d586cb39e2e1c06058ae58ea8198f6b9e40d5ca3bbb7fd64c7a636ddd1cb72d25a77f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\ibcaamajfnmahlpmidnlfbpbjoeifmjj\background.html

Filesize
144B

MD5
0c096377716d17366e4cf763e5ace698

SHA1
2b619c244afed760ab25b90607ee3a318b3297ee

SHA256
4876279ee39b4360500341d0c79525401712a3ab1a5bc4f9b7951e476d6dfb34

SHA512
e1c5799d205cbee87e6eaf2a4a9a5f663cfaf5f8835b5b89e0677e8bf9cc35426113df5edd4d1aaaa9fb4c711cc6a07b49dcd0ba6ff0845d541ba5ec6c198fba

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\ibcaamajfnmahlpmidnlfbpbjoeifmjj\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\ibcaamajfnmahlpmidnlfbpbjoeifmjj\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\ibcaamajfnmahlpmidnlfbpbjoeifmjj\manifest.json

Filesize
499B

MD5
f280c5b0e5962c3cc88886d712df31b0

SHA1
23a6e758c55cc173c0c01fe86b6f6f3998be4d79

SHA256
42181dce58104d2dfb1dae4dbbee0bcb8f996d34e051189e412077b46ba84c23

SHA512
bcb4bcb9b3aad8a5561b8572a7701eb9017cbb9911066d0088baf08715d70efca806c489c7f8083bddf9749c70e501004ddb60e3236735a136077da881a41bf6

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\yq7BpPYNfvqmwV.dll

Filesize
618KB

MD5
f180a95d8673cd01ce4af0ff678fa099

SHA1
8592fe958436e14ef9ace437ac4445ecca22e35e

SHA256
d40aa49822621713e0f79f6c9a187468251fc22559cb1bbd6b5f71a94819eeb7

SHA512
3dda5f3133df4c00c03d8b3fb539b37e2e6b26d0384d3674cefa9595136f9eaa4b9d21c0e806a9ec3cfadfb782a30e344145abbf87bca813de056f84c6fb13c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\yq7BpPYNfvqmwV.tlb

Filesize
3KB

MD5
8af6f42a5b16ced04702514d47052053

SHA1
f06e43c9710e27b38063652217874f6fc8515ea0

SHA256
0fc752f18e2f21a6d0b45fb9769deefe70d4690e72225037a37d1dc0553ae8ed

SHA512
2d1fedf6693f0347d9265436fbc17515fa9a904db54170181ca7a6d5c64a4928494a20a1eb489d646602ed2769e570bfb5835bffd241a53a8fe64d5767b9234b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7167.tmp\yq7BpPYNfvqmwV.x64.dll

Filesize
695KB

MD5
2af06e7424e4f53fa8ee2b8daf4cdaa3

SHA1
0a09aa095e38211b8fc512d2e9f8f7cf12159a19

SHA256
81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

SHA512
6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

Download Submit
memory/372-152-0x0000000000000000-mapping.dmp

Download
memory/4524-132-0x0000000000000000-mapping.dmp

Download
memory/4596-149-0x0000000000000000-mapping.dmp

Download