bfa08678f7b27a1b578c3557bf98ccedcd8eb86493ad1151fd86069b8d5ba53d

Analysis

max time kernel
152s
max time network
196s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
24/11/2022, 05:45

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General

Target

bfa08678f7b27a1b578c3557bf98ccedcd8eb86493ad1151fd86069b8d5ba53d.exe
Size

2.5MB
MD5

b3d39a0eedc3e121376e695d92435d6b
SHA1

72faa91ddbf2b342bce1d96d846ccb0e7e39f067
SHA256

bfa08678f7b27a1b578c3557bf98ccedcd8eb86493ad1151fd86069b8d5ba53d
SHA512

890654f958b150b6352b8a4f1db9b8a7ded1d8ec5edb12c47acb9ec99e3a6a3c8007800aeab46ad3e63e799f43c25f039cc3a622e4d5f932eda354b3036f6533
SSDEEP

49152:h1Os6MWyUQ+GUVFIcHPvpfvHfZIHpGq7E75HVHw0lkiM1NbT:h1OHMvWHHR6HNh0+X

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
332	FXJM8IQLH4J7bty.exe

Loads dropped DLL 3 IoCs

pid	Process
332	FXJM8IQLH4J7bty.exe
3820	regsvr32.exe
3076	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\kmhifaiipghhoiipacbmnhhpidmphbpd\2.0\manifest.json	FXJM8IQLH4J7bty.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\kmhifaiipghhoiipacbmnhhpidmphbpd\2.0\manifest.json	FXJM8IQLH4J7bty.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\kmhifaiipghhoiipacbmnhhpidmphbpd\2.0\manifest.json	FXJM8IQLH4J7bty.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\kmhifaiipghhoiipacbmnhhpidmphbpd\2.0\manifest.json	FXJM8IQLH4J7bty.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\kmhifaiipghhoiipacbmnhhpidmphbpd\2.0\manifest.json	FXJM8IQLH4J7bty.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\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	FXJM8IQLH4J7bty.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	FXJM8IQLH4J7bty.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	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\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	FXJM8IQLH4J7bty.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	FXJM8IQLH4J7bty.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\{DBC80044-A445-435B-BC74-9C25C1C588A9}	regsvr32.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	FXJM8IQLH4J7bty.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	FXJM8IQLH4J7bty.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	FXJM8IQLH4J7bty.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	FXJM8IQLH4J7bty.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.tlb	FXJM8IQLH4J7bty.exe
File created	C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.dat	FXJM8IQLH4J7bty.exe
File opened for modification	C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.dat	FXJM8IQLH4J7bty.exe
File created	C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.x64.dll	FXJM8IQLH4J7bty.exe
File opened for modification	C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.x64.dll	FXJM8IQLH4J7bty.exe
File created	C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.dll	FXJM8IQLH4J7bty.exe
File opened for modification	C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.dll	FXJM8IQLH4J7bty.exe
File created	C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.tlb	FXJM8IQLH4J7bty.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe
332	FXJM8IQLH4J7bty.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	332	FXJM8IQLH4J7bty.exe
Token: SeDebugPrivilege	332	FXJM8IQLH4J7bty.exe
Token: SeDebugPrivilege	332	FXJM8IQLH4J7bty.exe
Token: SeDebugPrivilege	332	FXJM8IQLH4J7bty.exe
Token: SeDebugPrivilege	332	FXJM8IQLH4J7bty.exe
Token: SeDebugPrivilege	332	FXJM8IQLH4J7bty.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 332	2712	bfa08678f7b27a1b578c3557bf98ccedcd8eb86493ad1151fd86069b8d5ba53d.exe	81
PID 2712 wrote to memory of 332	2712	bfa08678f7b27a1b578c3557bf98ccedcd8eb86493ad1151fd86069b8d5ba53d.exe	81
PID 2712 wrote to memory of 332	2712	bfa08678f7b27a1b578c3557bf98ccedcd8eb86493ad1151fd86069b8d5ba53d.exe	81
PID 332 wrote to memory of 3820	332	FXJM8IQLH4J7bty.exe	86
PID 332 wrote to memory of 3820	332	FXJM8IQLH4J7bty.exe	86
PID 332 wrote to memory of 3820	332	FXJM8IQLH4J7bty.exe	86
PID 3820 wrote to memory of 3076	3820	regsvr32.exe	87
PID 3820 wrote to memory of 3076	3820	regsvr32.exe	87

C:\Users\Admin\AppData\Local\Temp\bfa08678f7b27a1b578c3557bf98ccedcd8eb86493ad1151fd86069b8d5ba53d.exe
"C:\Users\Admin\AppData\Local\Temp\bfa08678f7b27a1b578c3557bf98ccedcd8eb86493ad1151fd86069b8d5ba53d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2712
- C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\FXJM8IQLH4J7bty.exe
  .\FXJM8IQLH4J7bty.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops Chrome extension
  - Installs/modifies Browser Helper Object
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:332
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:3820
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:3076

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:344

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:240

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)\GoSave\phFf95M8aXDSW1.dat

Filesize
7KB

MD5
959110ab2ab6f8d26d1e26142a1f612f

SHA1
ceea9c13e81b073156f756661605ec1bc0da2a74

SHA256
90c1e49198e939d5a3656c2dec7465c4c635df0646b49a5027fd5460330c82d6

SHA512
faa1fe5002f37c2c7a5d35419ba4ee8723bd313678a1adc52665a366e58da55d99c91cfcbc715337e8f06fbaff4411e7bb937a6c948b4d2210815c7e628f558d

Download Submit
C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.dll

Filesize
750KB

MD5
a1e5276fa264891a2394cfb992fef753

SHA1
3fc9b45acb1feaf1799f70cf93a965221ffe492e

SHA256
7d25cce7e647fbee7c157d7cad8b3a12abb66fa3b992adfede9de78687b69838

SHA512
ded2b69d13d0f6dd0b7f1fb0b6e8dd0ff1e6705ef5ecae284421826b630de43f0fc7c7783c3246c9fe31dedf07e35e3051366abcc666dec7ff6fe06416c62fcd

Download Submit
C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.x64.dll

Filesize
882KB

MD5
0827270a2d7dca4230839de0511d4280

SHA1
264ce2775315b06a37cd51d7152df58e29a11b60

SHA256
6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

SHA512
d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

Download Submit
C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.x64.dll

Filesize
882KB

MD5
0827270a2d7dca4230839de0511d4280

SHA1
264ce2775315b06a37cd51d7152df58e29a11b60

SHA256
6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

SHA512
d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

Download Submit
C:\Program Files (x86)\GoSave\phFf95M8aXDSW1.x64.dll

Filesize
882KB

MD5
0827270a2d7dca4230839de0511d4280

SHA1
264ce2775315b06a37cd51d7152df58e29a11b60

SHA256
6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

SHA512
d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\FXJM8IQLH4J7bty.dat

Filesize
7KB

MD5
959110ab2ab6f8d26d1e26142a1f612f

SHA1
ceea9c13e81b073156f756661605ec1bc0da2a74

SHA256
90c1e49198e939d5a3656c2dec7465c4c635df0646b49a5027fd5460330c82d6

SHA512
faa1fe5002f37c2c7a5d35419ba4ee8723bd313678a1adc52665a366e58da55d99c91cfcbc715337e8f06fbaff4411e7bb937a6c948b4d2210815c7e628f558d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\FXJM8IQLH4J7bty.exe

Filesize
771KB

MD5
e8ef8ed232808bfa240b33b376bb74a8

SHA1
b7ebfbda42fb24594210d3f97921c5b33b88585d

SHA256
a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9

SHA512
24a4de7ba07c5712a94cb8334764b6d23799dc4bb7153acf4eb7289ec4577b79bc9bf4adf6e0c65b13441d7783314ec4d9a13a61cf447124c43c44ff55fa8ef8

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\FXJM8IQLH4J7bty.exe

Filesize
771KB

MD5
e8ef8ed232808bfa240b33b376bb74a8

SHA1
b7ebfbda42fb24594210d3f97921c5b33b88585d

SHA256
a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9

SHA512
24a4de7ba07c5712a94cb8334764b6d23799dc4bb7153acf4eb7289ec4577b79bc9bf4adf6e0c65b13441d7783314ec4d9a13a61cf447124c43c44ff55fa8ef8

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
4cf32c0884f1e68d8ae218416bc2b8ee

SHA1
0e843c20bc980ed06711716cf62ba7ee2a09765f

SHA256
f2900373a31ea7affc9becc972862e94108cc579cd83c9a33fbc705a992d7bde

SHA512
0e11d9ecc293ccf302edd2caec9cc223ab5c136c01d008c34fcf9f0c6be4e7615a5148dec1c57c5b96d59b71c790cef1c5545f21916c75133ac0e20de4121e5c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\[email protected]\content\bg.js

Filesize
9KB

MD5
805b7e0efc75e094387dc1ffb1437bd7

SHA1
a2a9d5c1c02ee91a7b421076d1a572cadeffb8d9

SHA256
beb23d08307f35cdb31884312112da2baa33a9946e22a37fb22bb83841cf328f

SHA512
cdcd8cd04860b806c74ae36af2ab3e3d9beea8347eafc59513142637b5e96c17b7d86fe27a46cf762bed7a6590170b22242aac98ff724854ea6515898d8e6678

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\[email protected]\install.rdf

Filesize
591B

MD5
84c8369bc6051d01bd2f2e9ca0626c07

SHA1
563de2dcbbe9adc0ced739c5ab58fc448e7ca4c4

SHA256
c2167f2976df6f00cee51d2c1189887ef912af340d1548446b210ca983d7931a

SHA512
8f55ac85147eb16802ce3395415954b48a663bb29c251eac6389036f54dd732eacb0b454f39a72cb5c9e711cc00c4c387296a25aa31be37b18b17a14616a85ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\kmhifaiipghhoiipacbmnhhpidmphbpd\Ky4.js

Filesize
6KB

MD5
fa0355d57c488d320271cadba375e9ad

SHA1
f18d05849e3d8e727b798aea7992b7fc0b7283b8

SHA256
db41c2f557d01991a45ccf995b3b0a7aeb86828bd1ddbb8adf5124945bd725c3

SHA512
69824455951ac0be8fcaf62f0984166853388068e8b9b54a11a7e50fe778d240a1b21bd422ff9bb013a90d4053b861bcd0d0f5f44149a49019d2b2368b792c3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\kmhifaiipghhoiipacbmnhhpidmphbpd\background.html

Filesize
140B

MD5
1536261135827c2421107bc0ce295494

SHA1
ced15cac9c30134f4dce6c9d9d00589a0bd08881

SHA256
0c3a23c333eed76aba66b695792799d5618cd58dcf4568d1ae1970d9dae4eb2f

SHA512
a247043dbba1be402dba503bce71552753cb4c285d41dca613ca5b45e69980def8ed90bca8f15599dc1dca8928d8abd1646f17d9517416f4f156eae58408238a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\kmhifaiipghhoiipacbmnhhpidmphbpd\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\kmhifaiipghhoiipacbmnhhpidmphbpd\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\kmhifaiipghhoiipacbmnhhpidmphbpd\manifest.json

Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\phFf95M8aXDSW1.dll

Filesize
750KB

MD5
a1e5276fa264891a2394cfb992fef753

SHA1
3fc9b45acb1feaf1799f70cf93a965221ffe492e

SHA256
7d25cce7e647fbee7c157d7cad8b3a12abb66fa3b992adfede9de78687b69838

SHA512
ded2b69d13d0f6dd0b7f1fb0b6e8dd0ff1e6705ef5ecae284421826b630de43f0fc7c7783c3246c9fe31dedf07e35e3051366abcc666dec7ff6fe06416c62fcd

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\phFf95M8aXDSW1.tlb

Filesize
3KB

MD5
6bdd6ba23e0c129c5b4fa1a141aa21f6

SHA1
beef025f5611f84ce53f24e58435f070f92c064f

SHA256
14f706e58b4e332e1bc9b6fc6c650097db6e0ea91ac7ad0064aba01832ddd990

SHA512
828d9f58efd731252209ea1ed7d092c9e88190b81272fa704c8cb963f5f9d91172610b90e0bce763c0f5207b10d67d0fc4eb31294fd89dde2a260a19d324bc1b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS494.tmp\phFf95M8aXDSW1.x64.dll

Filesize
882KB

MD5
0827270a2d7dca4230839de0511d4280

SHA1
264ce2775315b06a37cd51d7152df58e29a11b60

SHA256
6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

SHA512
d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

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