59b37138592bc873d8a75d5209c0987dc01033d74221fe2531630fedfd73809c

Analysis

max time kernel
35s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23/11/2022, 23:18

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General

Target

59b37138592bc873d8a75d5209c0987dc01033d74221fe2531630fedfd73809c.exe
Size

2.1MB
MD5

9874e492f51083b4d5ce0e5cea170815
SHA1

d826d38acdaab9ed0b0f97f10b0f15eeb1dee252
SHA256

59b37138592bc873d8a75d5209c0987dc01033d74221fe2531630fedfd73809c
SHA512

6106c2b8c258c3206cda69ce9a45bc85ce934692a7ace4b4868af9d55549ecefac44c5897bff66fed21bdea5d3323251e23ffd6d56646c02feba854bcd2b6f32
SSDEEP

49152:h1OslhvaZG1MVEtzijkTvu2x/uw4B8FHFF6k:h1OevaxMziy3B

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1812	TKxXYIW3r9QPa6f.exe

Loads dropped DLL 4 IoCs

pid	Process
364	59b37138592bc873d8a75d5209c0987dc01033d74221fe2531630fedfd73809c.exe
1812	TKxXYIW3r9QPa6f.exe
1376	regsvr32.exe
2036	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\dbinopjebbeekpfdbgehiocepljaodjm\2.0\manifest.json	TKxXYIW3r9QPa6f.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\dbinopjebbeekpfdbgehiocepljaodjm\2.0\manifest.json	TKxXYIW3r9QPa6f.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\dbinopjebbeekpfdbgehiocepljaodjm\2.0\manifest.json	TKxXYIW3r9QPa6f.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\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	TKxXYIW3r9QPa6f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	TKxXYIW3r9QPa6f.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects	TKxXYIW3r9QPa6f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\	TKxXYIW3r9QPa6f.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\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{18DF081C-E8AD-4283-A596-FA578C2EBDC3}	TKxXYIW3r9QPa6f.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\{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

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.dll	TKxXYIW3r9QPa6f.exe
File created	C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.tlb	TKxXYIW3r9QPa6f.exe
File opened for modification	C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.tlb	TKxXYIW3r9QPa6f.exe
File created	C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.dat	TKxXYIW3r9QPa6f.exe
File opened for modification	C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.dat	TKxXYIW3r9QPa6f.exe
File created	C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.x64.dll	TKxXYIW3r9QPa6f.exe
File opened for modification	C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.x64.dll	TKxXYIW3r9QPa6f.exe
File created	C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.dll	TKxXYIW3r9QPa6f.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 364 wrote to memory of 1812	364	59b37138592bc873d8a75d5209c0987dc01033d74221fe2531630fedfd73809c.exe	26
PID 364 wrote to memory of 1812	364	59b37138592bc873d8a75d5209c0987dc01033d74221fe2531630fedfd73809c.exe	26
PID 364 wrote to memory of 1812	364	59b37138592bc873d8a75d5209c0987dc01033d74221fe2531630fedfd73809c.exe	26
PID 364 wrote to memory of 1812	364	59b37138592bc873d8a75d5209c0987dc01033d74221fe2531630fedfd73809c.exe	26
PID 1812 wrote to memory of 1376	1812	TKxXYIW3r9QPa6f.exe	27
PID 1812 wrote to memory of 1376	1812	TKxXYIW3r9QPa6f.exe	27
PID 1812 wrote to memory of 1376	1812	TKxXYIW3r9QPa6f.exe	27
PID 1812 wrote to memory of 1376	1812	TKxXYIW3r9QPa6f.exe	27
PID 1812 wrote to memory of 1376	1812	TKxXYIW3r9QPa6f.exe	27
PID 1812 wrote to memory of 1376	1812	TKxXYIW3r9QPa6f.exe	27
PID 1812 wrote to memory of 1376	1812	TKxXYIW3r9QPa6f.exe	27
PID 1376 wrote to memory of 2036	1376	regsvr32.exe	28
PID 1376 wrote to memory of 2036	1376	regsvr32.exe	28
PID 1376 wrote to memory of 2036	1376	regsvr32.exe	28
PID 1376 wrote to memory of 2036	1376	regsvr32.exe	28
PID 1376 wrote to memory of 2036	1376	regsvr32.exe	28
PID 1376 wrote to memory of 2036	1376	regsvr32.exe	28
PID 1376 wrote to memory of 2036	1376	regsvr32.exe	28

C:\Users\Admin\AppData\Local\Temp\59b37138592bc873d8a75d5209c0987dc01033d74221fe2531630fedfd73809c.exe
"C:\Users\Admin\AppData\Local\Temp\59b37138592bc873d8a75d5209c0987dc01033d74221fe2531630fedfd73809c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:364
- C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\TKxXYIW3r9QPa6f.exe
  .\TKxXYIW3r9QPa6f.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:1812
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1376
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:2036

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)\GoSAve\5pDDnPMItXEc4W.dat

Filesize
6KB

MD5
0c4eae359dadddbc184ca7c3838e5637

SHA1
a5a6b5ee1619af6646fe4f4bf31d8bbfb27f71d3

SHA256
d26da969f6d673ee7f6962633d59a9b518da793b6ffbeb7702870db803b0667f

SHA512
1a7701631a091e4d241f5c7ee8cad1b93596b66a53384c537fb2407d1d7454ced558ccfcf24efa94bcbd8a3fba927e08193b90494133cdda4a11364e0aa6f787

Download Submit
C:\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.x64.dll

Filesize
695KB

MD5
2af06e7424e4f53fa8ee2b8daf4cdaa3

SHA1
0a09aa095e38211b8fc512d2e9f8f7cf12159a19

SHA256
81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

SHA512
6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\5pDDnPMItXEc4W.dll

Filesize
618KB

MD5
f180a95d8673cd01ce4af0ff678fa099

SHA1
8592fe958436e14ef9ace437ac4445ecca22e35e

SHA256
d40aa49822621713e0f79f6c9a187468251fc22559cb1bbd6b5f71a94819eeb7

SHA512
3dda5f3133df4c00c03d8b3fb539b37e2e6b26d0384d3674cefa9595136f9eaa4b9d21c0e806a9ec3cfadfb782a30e344145abbf87bca813de056f84c6fb13c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\5pDDnPMItXEc4W.tlb

Filesize
3KB

MD5
8af6f42a5b16ced04702514d47052053

SHA1
f06e43c9710e27b38063652217874f6fc8515ea0

SHA256
0fc752f18e2f21a6d0b45fb9769deefe70d4690e72225037a37d1dc0553ae8ed

SHA512
2d1fedf6693f0347d9265436fbc17515fa9a904db54170181ca7a6d5c64a4928494a20a1eb489d646602ed2769e570bfb5835bffd241a53a8fe64d5767b9234b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\5pDDnPMItXEc4W.x64.dll

Filesize
695KB

MD5
2af06e7424e4f53fa8ee2b8daf4cdaa3

SHA1
0a09aa095e38211b8fc512d2e9f8f7cf12159a19

SHA256
81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

SHA512
6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\TKxXYIW3r9QPa6f.dat

Filesize
6KB

MD5
0c4eae359dadddbc184ca7c3838e5637

SHA1
a5a6b5ee1619af6646fe4f4bf31d8bbfb27f71d3

SHA256
d26da969f6d673ee7f6962633d59a9b518da793b6ffbeb7702870db803b0667f

SHA512
1a7701631a091e4d241f5c7ee8cad1b93596b66a53384c537fb2407d1d7454ced558ccfcf24efa94bcbd8a3fba927e08193b90494133cdda4a11364e0aa6f787

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\TKxXYIW3r9QPa6f.exe

Filesize
634KB

MD5
bd1503d4eaae5e7f2a8cdbd9a88ec02a

SHA1
730280a7839bb46bdeeaa47797d926f8d57e1da1

SHA256
724380928512fc5261d5f42e64f7705fcdeae1410f24a8ec6b0a2ba783675cb4

SHA512
0dc06ce8e78f6b0ebbe65723791ea4ffde8a9d55534dda1b02e81f1a109fce77f26e4bdfb9fd18b5ca9f4d9ff2454e6b05eca325539148512f762b5d2f225c7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\TKxXYIW3r9QPa6f.exe

Filesize
634KB

MD5
bd1503d4eaae5e7f2a8cdbd9a88ec02a

SHA1
730280a7839bb46bdeeaa47797d926f8d57e1da1

SHA256
724380928512fc5261d5f42e64f7705fcdeae1410f24a8ec6b0a2ba783675cb4

SHA512
0dc06ce8e78f6b0ebbe65723791ea4ffde8a9d55534dda1b02e81f1a109fce77f26e4bdfb9fd18b5ca9f4d9ff2454e6b05eca325539148512f762b5d2f225c7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\dbinopjebbeekpfdbgehiocepljaodjm\Gz3ht.js

Filesize
5KB

MD5
152f97d9cdc014113fb14e165d7f6614

SHA1
501dfef6f8b1d1cb91582858e63020fd58fc7072

SHA256
019ef9a61a0e64a39a257b9f98b23a93f67a67d8af58e78b88a2b079a2133bc5

SHA512
51b8b70282f3d32d1226ba82fad572319fcabab5629a39e6f10d88f4ad74b3abee9255e9ddcfe3de3bb083c009f980630f17f54249a89bc5e848d6e17e02589d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\dbinopjebbeekpfdbgehiocepljaodjm\background.html

Filesize
142B

MD5
58f1e49709892207d3d7211f7a64e93f

SHA1
53cddb5588c39e91d7f5ef440324eeecec58230a

SHA256
11e6ed21dca3f7d3918692917a6045b9c909ed3c643736efa5e10ce1205abb04

SHA512
9cf007a83fbdf9d25f2e97e6c2fb0a76c29751b3f21af32b0ffea671d09f88f22c3919da0b481bb142d6c36e314bd3eceb97f928b404f205445fc79f2173f1ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\dbinopjebbeekpfdbgehiocepljaodjm\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\dbinopjebbeekpfdbgehiocepljaodjm\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\dbinopjebbeekpfdbgehiocepljaodjm\manifest.json

Filesize
498B

MD5
5d8b560f900f00e62aa129f1fd677989

SHA1
50d03404e935374cada2779f89c33c096ce6fb80

SHA256
9427cc79b9bd56a0ce543ab1cbb63264be500e5596b91a387afa5b7bebabcca2

SHA512
3ed280bd8c5b377df319c09069efc8f17a873bc0cba878a835b1f61eb684594741538735ff6e43feb938778859aa19b4f9ce5cbaccdca0db1b4b54d6400cb7bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
de84e543b2b537883b78435df9730ba8

SHA1
1be78b3d9eb25758f5bac6e8b439e6ec42c153e0

SHA256
dc9cef7c9be4315e79829cce10ab7e120954ccce2ba31ff0b76c29a235c123ae

SHA512
11a665909d5623e13c7624482ec826bf6c82c2abe92cdeeed53194dcd13ea90b5d69db73062476409255f95a31abfbd07e2f9a9519e3af3c037ef163beb7117c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\[email protected]\content\bg.js

Filesize
7KB

MD5
9c96051e9adc4a21a658e1e9c676d144

SHA1
5292f5a792a2acfa78df96b180866ca794cf6c4e

SHA256
e71f90ce05f7f91197db28761cddf16fe21593b9dc13ff916814a0e0e863294d

SHA512
bbe6bd7b5e761c84c70e6cc73dec75fda737cb4c69a12aabd7de32ae995d9ffd07e45ff57b52171320c138785f38ae1fb7b4b60e4bacbac4ee9f6de984a2c07e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\[email protected]\install.rdf

Filesize
593B

MD5
c208b7d36f5815ffb94d18cabf445b74

SHA1
3d5006e67b28234c758e2fa7d91e09f65b78ac44

SHA256
ae8e0af35082e352d6eb18191d54f0ec2aebe3b371e89f3798085e36cdb29b39

SHA512
45d179b6cfe8797d225d30cb44041bef5a7620f2b21901460d2e9feecc00d664480992c89461c8c321afd4d84825e5773a0607e7ce6d3de997ee128054997069

Download Submit
\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.dll

Filesize
618KB

MD5
f180a95d8673cd01ce4af0ff678fa099

SHA1
8592fe958436e14ef9ace437ac4445ecca22e35e

SHA256
d40aa49822621713e0f79f6c9a187468251fc22559cb1bbd6b5f71a94819eeb7

SHA512
3dda5f3133df4c00c03d8b3fb539b37e2e6b26d0384d3674cefa9595136f9eaa4b9d21c0e806a9ec3cfadfb782a30e344145abbf87bca813de056f84c6fb13c9

Download Submit
\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.x64.dll

Filesize
695KB

MD5
2af06e7424e4f53fa8ee2b8daf4cdaa3

SHA1
0a09aa095e38211b8fc512d2e9f8f7cf12159a19

SHA256
81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

SHA512
6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

Download Submit
\Program Files (x86)\GoSAve\5pDDnPMItXEc4W.x64.dll

Filesize
695KB

MD5
2af06e7424e4f53fa8ee2b8daf4cdaa3

SHA1
0a09aa095e38211b8fc512d2e9f8f7cf12159a19

SHA256
81f98c4034227951bd4ad5e6d6a823bd112602f3550fd7066a01f16b8c8aca69

SHA512
6bcaa8998bd7971f41bebc8433be949cf48d98c0eb70c643b7b7a1b50d2b4cf66412efb170684f36f1987c1992ba88350f815ea18a3cf50caf8ce97bbb961b16

Download Submit
\Users\Admin\AppData\Local\Temp\7zS7A30.tmp\TKxXYIW3r9QPa6f.exe

Filesize
634KB

MD5
bd1503d4eaae5e7f2a8cdbd9a88ec02a

SHA1
730280a7839bb46bdeeaa47797d926f8d57e1da1

SHA256
724380928512fc5261d5f42e64f7705fcdeae1410f24a8ec6b0a2ba783675cb4

SHA512
0dc06ce8e78f6b0ebbe65723791ea4ffde8a9d55534dda1b02e81f1a109fce77f26e4bdfb9fd18b5ca9f4d9ff2454e6b05eca325539148512f762b5d2f225c7b

Download Submit
memory/364-54-0x0000000076681000-0x0000000076683000-memory.dmp

Filesize
8KB

Download
memory/2036-78-0x000007FEFBD91000-0x000007FEFBD93000-memory.dmp

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