c2b9f0c72876c5dcc521ead33f6d13314c708dd6b1efcdb50277d02451a0a035

Analysis

max time kernel
135s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 04:52

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General

Target

c2b9f0c72876c5dcc521ead33f6d13314c708dd6b1efcdb50277d02451a0a035.exe
Size

2.0MB
MD5

2c9b257c40d15764678fae1a85693804
SHA1

9c64348f7530078bc4ea4384b2a9c6bb4bc079a4
SHA256

c2b9f0c72876c5dcc521ead33f6d13314c708dd6b1efcdb50277d02451a0a035
SHA512

c8ae18c4606fd138049867060cbbcb5dd6542ec760c137e9aea13e63d41410702a5300ebfb2f11f175909f87a19b338869235096417c5c3fa66e4204d3079b92
SSDEEP

24576:h1OYdaOoJo99gJW4tFAlN3DdJ6RND6oSnHA5NPFmTLc4ecFgAKnMpAUK:h1Os+JooJDtFgTy5snHSUc4E3cAUK

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5080	9LMvYXl6z7WM67P.exe

Loads dropped DLL 3 IoCs

pid	Process
5080	9LMvYXl6z7WM67P.exe
3076	regsvr32.exe
4820	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\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\chikpojnaoeojpagbecghppdnofdocbi\2.0\manifest.json	9LMvYXl6z7WM67P.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\chikpojnaoeojpagbecghppdnofdocbi\2.0\manifest.json	9LMvYXl6z7WM67P.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\chikpojnaoeojpagbecghppdnofdocbi\2.0\manifest.json	9LMvYXl6z7WM67P.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\chikpojnaoeojpagbecghppdnofdocbi\2.0\manifest.json	9LMvYXl6z7WM67P.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\chikpojnaoeojpagbecghppdnofdocbi\2.0\manifest.json	9LMvYXl6z7WM67P.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\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	9LMvYXl6z7WM67P.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	9LMvYXl6z7WM67P.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	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\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	9LMvYXl6z7WM67P.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	9LMvYXl6z7WM67P.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 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)\GoSavie\hYEAUvvB0lmWUd.dll	9LMvYXl6z7WM67P.exe
File created	C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.tlb	9LMvYXl6z7WM67P.exe
File opened for modification	C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.tlb	9LMvYXl6z7WM67P.exe
File created	C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.dat	9LMvYXl6z7WM67P.exe
File opened for modification	C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.dat	9LMvYXl6z7WM67P.exe
File created	C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.x64.dll	9LMvYXl6z7WM67P.exe
File opened for modification	C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.x64.dll	9LMvYXl6z7WM67P.exe
File created	C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.dll	9LMvYXl6z7WM67P.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1244 wrote to memory of 5080	1244	c2b9f0c72876c5dcc521ead33f6d13314c708dd6b1efcdb50277d02451a0a035.exe	79
PID 1244 wrote to memory of 5080	1244	c2b9f0c72876c5dcc521ead33f6d13314c708dd6b1efcdb50277d02451a0a035.exe	79
PID 1244 wrote to memory of 5080	1244	c2b9f0c72876c5dcc521ead33f6d13314c708dd6b1efcdb50277d02451a0a035.exe	79
PID 5080 wrote to memory of 3076	5080	9LMvYXl6z7WM67P.exe	80
PID 5080 wrote to memory of 3076	5080	9LMvYXl6z7WM67P.exe	80
PID 5080 wrote to memory of 3076	5080	9LMvYXl6z7WM67P.exe	80
PID 3076 wrote to memory of 4820	3076	regsvr32.exe	81
PID 3076 wrote to memory of 4820	3076	regsvr32.exe	81

C:\Users\Admin\AppData\Local\Temp\c2b9f0c72876c5dcc521ead33f6d13314c708dd6b1efcdb50277d02451a0a035.exe
"C:\Users\Admin\AppData\Local\Temp\c2b9f0c72876c5dcc521ead33f6d13314c708dd6b1efcdb50277d02451a0a035.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1244
- C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\9LMvYXl6z7WM67P.exe
  .\9LMvYXl6z7WM67P.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:5080
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:3076
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:4820

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)\GoSavie\hYEAUvvB0lmWUd.dat

Filesize
6KB

MD5
8fdf8f0c93efca94bc14e13b9ce9c919

SHA1
3b485c5f5861267d24bc80c030ddbc1c412ee16a

SHA256
f00756cfaee56be2178f145a4408870bd35a44ecdf709ad636a310378655318a

SHA512
1632c863e5d0432933a3c701c31c34a76ba078a87a227d8660ca1cc3acdb778ef17cfc08cbed1085cb7b96c3b31cf91b5790b4b0960c986ff5e8a36e9fcb747d

Download Submit
C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.dll

Filesize
611KB

MD5
23a76cebd4442a5c81b58da519eac909

SHA1
e640584aa3ce6f666098e4b3c69203e1d7484548

SHA256
426cf8cfba58e437f1add68a6e8072b773b19e1fb4cad0ee3a065ba2358d06de

SHA512
e192b47cbb2ef9f91637cb370866b2233c00c36e5fae5d72ca9da4f478a113fb65128456cd75c57134192deb6157e4c5e3379c19d448ce9364444b37660d2fbd

Download Submit
C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.x64.dll

Filesize
692KB

MD5
dd6c687a7bc8036ff03c493edaf43fea

SHA1
cc4258585f61d57dd465270dbb7c0d82a2021a5f

SHA256
8bb13e80a99d9631efc47771fa8ee332d880acdc4e1baaabc2ad17c16823091c

SHA512
084f49f3b7a76b23a73b2957d227c953903e270f74bf1d7405a5d68e2f716b52db7e7e156469de5425125a3a27856e2e97172279cba70a213f5ba33188cacc8c

Download Submit
C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.x64.dll

Filesize
692KB

MD5
dd6c687a7bc8036ff03c493edaf43fea

SHA1
cc4258585f61d57dd465270dbb7c0d82a2021a5f

SHA256
8bb13e80a99d9631efc47771fa8ee332d880acdc4e1baaabc2ad17c16823091c

SHA512
084f49f3b7a76b23a73b2957d227c953903e270f74bf1d7405a5d68e2f716b52db7e7e156469de5425125a3a27856e2e97172279cba70a213f5ba33188cacc8c

Download Submit
C:\Program Files (x86)\GoSavie\hYEAUvvB0lmWUd.x64.dll

Filesize
692KB

MD5
dd6c687a7bc8036ff03c493edaf43fea

SHA1
cc4258585f61d57dd465270dbb7c0d82a2021a5f

SHA256
8bb13e80a99d9631efc47771fa8ee332d880acdc4e1baaabc2ad17c16823091c

SHA512
084f49f3b7a76b23a73b2957d227c953903e270f74bf1d7405a5d68e2f716b52db7e7e156469de5425125a3a27856e2e97172279cba70a213f5ba33188cacc8c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\9LMvYXl6z7WM67P.dat

Filesize
6KB

MD5
8fdf8f0c93efca94bc14e13b9ce9c919

SHA1
3b485c5f5861267d24bc80c030ddbc1c412ee16a

SHA256
f00756cfaee56be2178f145a4408870bd35a44ecdf709ad636a310378655318a

SHA512
1632c863e5d0432933a3c701c31c34a76ba078a87a227d8660ca1cc3acdb778ef17cfc08cbed1085cb7b96c3b31cf91b5790b4b0960c986ff5e8a36e9fcb747d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\9LMvYXl6z7WM67P.exe

Filesize
623KB

MD5
92a70e40452d88d8c4b46f2ad8361977

SHA1
162c9ed1873fca1ef6ab9a2234a2812a203d6b56

SHA256
e61d40631449eb3f098a3bde542a0f87fc6f715cfcba919777e299e9ab12c1b8

SHA512
ef3aab2f1c816909878f6292bf0c2c4217c086a0bd39e936f8f2df19f2c2a16fbe8354d49048feddffa8e8e1ac7e3063b84fbaf0bdec7024494a87f807269e81

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\9LMvYXl6z7WM67P.exe

Filesize
623KB

MD5
92a70e40452d88d8c4b46f2ad8361977

SHA1
162c9ed1873fca1ef6ab9a2234a2812a203d6b56

SHA256
e61d40631449eb3f098a3bde542a0f87fc6f715cfcba919777e299e9ab12c1b8

SHA512
ef3aab2f1c816909878f6292bf0c2c4217c086a0bd39e936f8f2df19f2c2a16fbe8354d49048feddffa8e8e1ac7e3063b84fbaf0bdec7024494a87f807269e81

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
7a94ac2539db9854d227265d9d0f674f

SHA1
a267df9097319572b231d24f80a9b00da6f8ce5a

SHA256
4771a5e13e9dac50953de245ff2cadfc0b92c9bf331f3a287c6fbf18275ada57

SHA512
0ac8d514a92eb87d3a49adc3eee5a549f319ad0efa2a54edf1239411c14f7ec0d550af05a86a9f58eb158dd437e6fdb3d1b1aa8093785fbaa938e6231a8bfdf4

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\[email protected]\content\bg.js

Filesize
7KB

MD5
ce0fbf57895e993484f5fc4a8c96b36b

SHA1
69a5d91fff2aa9709b7046365265b19c540dacaf

SHA256
f4c849e083c79efc1c9fa160e343b96dec225397f0cbdbcc6e2020ba2c0ba8d5

SHA512
36d2c6141153881a073503bb2e0c4f9c16a5c4bc51a22e8ae2e1240fe9653d7d7b3bd09a3b682619373a5091f6837208b93d8c09071037675f9aa5153f840612

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\[email protected]\install.rdf

Filesize
595B

MD5
79e3143388082a5f79f02dca29510deb

SHA1
91b4bace84f9b6779d6116ca0061905c759f88a0

SHA256
2551d5af41cdee44ed64901d13cb010288be068bc63de7558697a87e803b0141

SHA512
f012ce1dd5b8b9bf97ed8becda81b9402785a36ec76e2891340663468a14189470aa927c3bcc39fca7999a820816c640819d56c860f2de4d9a3effda71d70ed6

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\chikpojnaoeojpagbecghppdnofdocbi\background.html

Filesize
146B

MD5
fd3838f4f886edc1ae7931c55572aa58

SHA1
44edb8658873cb5ef0a2050be8e5a9e3b308f89c

SHA256
49843b544e2073dadb9a5376184d23090a37e954b950b9392741aba54d294751

SHA512
4ac6c173e5a47627a1a18ca1299eafebd54dffc504caa1b45bb61ce1005065d566afb400eb617d02d4f80d5f5ad5f223ec72a525beb565c66b71c9e840de5ac7

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\chikpojnaoeojpagbecghppdnofdocbi\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\chikpojnaoeojpagbecghppdnofdocbi\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\chikpojnaoeojpagbecghppdnofdocbi\manifest.json

Filesize
499B

MD5
8027905a1370c51fd23dba365f35d24d

SHA1
8f75dfcef1a163258d2326df69018b6ebddb1066

SHA256
5b3fb11f4fb38761aa64713eafc884ca2443a006396e4eb95b2385311bf01648

SHA512
a35e107f0a191b0469e56d715403884f81bdda5804c30be1cc21c8c6cedc25417350182a01dd1de63aa1142fd0a81007eddc5b0730f1e05479ea9a3226c61336

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\chikpojnaoeojpagbecghppdnofdocbi\mrTLVCZF6.js

Filesize
5KB

MD5
881afc6eaa55d723f4ac9da7d489ee82

SHA1
e315e2b2d7d7bdd1776a0735a444d5ee39688cac

SHA256
ed149357e5d486113cb835479d546bb285db51cb5a7eb542f469aa83eb313916

SHA512
8e56023e9dc473a5735eacd27004e7cd7a289f98eef7b93fe085d00331754ef0c4e56253f0aa68c59b551bbbfb229d501d353a4adf64ff2907a978e2871f1f2a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\hYEAUvvB0lmWUd.dll

Filesize
611KB

MD5
23a76cebd4442a5c81b58da519eac909

SHA1
e640584aa3ce6f666098e4b3c69203e1d7484548

SHA256
426cf8cfba58e437f1add68a6e8072b773b19e1fb4cad0ee3a065ba2358d06de

SHA512
e192b47cbb2ef9f91637cb370866b2233c00c36e5fae5d72ca9da4f478a113fb65128456cd75c57134192deb6157e4c5e3379c19d448ce9364444b37660d2fbd

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\hYEAUvvB0lmWUd.tlb

Filesize
3KB

MD5
4f10ec1039aef56bdfc26e48d57461b3

SHA1
f3dedd15bab08bad8d418f2f7b892defb357670b

SHA256
98362dd931236aa92fb7ebd4dcb56986dfc8f5471d48105ab47e3b57249e2eb8

SHA512
4162289976a8eeb362bcc3f8f8f54cabdc4d4bff9e91f2bee211c748fc43e47b1a51a54b85aebcc24a79471790aa98ca81ede7a40d946cd00df601762e83f6b3

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS837D.tmp\hYEAUvvB0lmWUd.x64.dll

Filesize
692KB

MD5
dd6c687a7bc8036ff03c493edaf43fea

SHA1
cc4258585f61d57dd465270dbb7c0d82a2021a5f

SHA256
8bb13e80a99d9631efc47771fa8ee332d880acdc4e1baaabc2ad17c16823091c

SHA512
084f49f3b7a76b23a73b2957d227c953903e270f74bf1d7405a5d68e2f716b52db7e7e156469de5425125a3a27856e2e97172279cba70a213f5ba33188cacc8c

Download Submit
memory/3076-149-0x0000000000000000-mapping.dmp

Download
memory/4820-152-0x0000000000000000-mapping.dmp

Download
memory/5080-132-0x0000000000000000-mapping.dmp

Download