831bcebe608c02152724896d42e7b83b9d8742e8e82d2836dfbac60051695e46

Analysis

max time kernel
43s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
21/11/2022, 23:38

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General

Target

831bcebe608c02152724896d42e7b83b9d8742e8e82d2836dfbac60051695e46.exe
Size

2.0MB
MD5

c496378505c187efc1fe9178b65c42ec
SHA1

055252eda6e361dc11543e3b9735e4ba2475ab31
SHA256

831bcebe608c02152724896d42e7b83b9d8742e8e82d2836dfbac60051695e46
SHA512

aab772b97a7aaa2fa926c58dddf2da1e6b23a786e8381a0091fbd00da13cbea9a37dbf6ee69cf1f63afa7a9e7a069856e06c7a48134a22bf480bf9529b1be19d
SSDEEP

49152:h1OsPCn3b0sdq9tVkWMq0vdovSHhXXruf:h1O3nL0sitVkWX0vVla

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1676	85DHq1cdHwocRXa.exe

Loads dropped DLL 4 IoCs

pid	Process
1084	831bcebe608c02152724896d42e7b83b9d8742e8e82d2836dfbac60051695e46.exe
1676	85DHq1cdHwocRXa.exe
932	regsvr32.exe
1160	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\ldoiflgnhkplgafcoahokbnbnickddjd\2.0\manifest.json	85DHq1cdHwocRXa.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ldoiflgnhkplgafcoahokbnbnickddjd\2.0\manifest.json	85DHq1cdHwocRXa.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ldoiflgnhkplgafcoahokbnbnickddjd\2.0\manifest.json	85DHq1cdHwocRXa.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\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	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 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}	85DHq1cdHwocRXa.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	85DHq1cdHwocRXa.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	85DHq1cdHwocRXa.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects	85DHq1cdHwocRXa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\	85DHq1cdHwocRXa.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

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.x64.dll	85DHq1cdHwocRXa.exe
File opened for modification	C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.x64.dll	85DHq1cdHwocRXa.exe
File created	C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.dll	85DHq1cdHwocRXa.exe
File opened for modification	C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.dll	85DHq1cdHwocRXa.exe
File created	C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.tlb	85DHq1cdHwocRXa.exe
File opened for modification	C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.tlb	85DHq1cdHwocRXa.exe
File created	C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.dat	85DHq1cdHwocRXa.exe
File opened for modification	C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.dat	85DHq1cdHwocRXa.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 1676	1084	831bcebe608c02152724896d42e7b83b9d8742e8e82d2836dfbac60051695e46.exe	27
PID 1084 wrote to memory of 1676	1084	831bcebe608c02152724896d42e7b83b9d8742e8e82d2836dfbac60051695e46.exe	27
PID 1084 wrote to memory of 1676	1084	831bcebe608c02152724896d42e7b83b9d8742e8e82d2836dfbac60051695e46.exe	27
PID 1084 wrote to memory of 1676	1084	831bcebe608c02152724896d42e7b83b9d8742e8e82d2836dfbac60051695e46.exe	27
PID 1676 wrote to memory of 932	1676	85DHq1cdHwocRXa.exe	28
PID 1676 wrote to memory of 932	1676	85DHq1cdHwocRXa.exe	28
PID 1676 wrote to memory of 932	1676	85DHq1cdHwocRXa.exe	28
PID 1676 wrote to memory of 932	1676	85DHq1cdHwocRXa.exe	28
PID 1676 wrote to memory of 932	1676	85DHq1cdHwocRXa.exe	28
PID 1676 wrote to memory of 932	1676	85DHq1cdHwocRXa.exe	28
PID 1676 wrote to memory of 932	1676	85DHq1cdHwocRXa.exe	28
PID 932 wrote to memory of 1160	932	regsvr32.exe	29
PID 932 wrote to memory of 1160	932	regsvr32.exe	29
PID 932 wrote to memory of 1160	932	regsvr32.exe	29
PID 932 wrote to memory of 1160	932	regsvr32.exe	29
PID 932 wrote to memory of 1160	932	regsvr32.exe	29
PID 932 wrote to memory of 1160	932	regsvr32.exe	29
PID 932 wrote to memory of 1160	932	regsvr32.exe	29

C:\Users\Admin\AppData\Local\Temp\831bcebe608c02152724896d42e7b83b9d8742e8e82d2836dfbac60051695e46.exe
"C:\Users\Admin\AppData\Local\Temp\831bcebe608c02152724896d42e7b83b9d8742e8e82d2836dfbac60051695e46.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1084
- C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\85DHq1cdHwocRXa.exe
  .\85DHq1cdHwocRXa.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:1676
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:932
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:1160

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)\GoSavie\nRpqSureDyy69O.dat

Filesize
6KB

MD5
c3b68ec3f044901f240538dad0e15112

SHA1
a4e186da467a611950cd12b882611154215e6a4d

SHA256
ccc2a9d0502b2306451d904cc5bbed6b01e46d22a82d924c57b3fea18b2a4ab0

SHA512
8bd10ef54bfe224705403e438ac8077204843780f944d0e5ad1ff6bdf5c9aa48ba3948bd1826d18846a3b24283c8db532033adf19dd90946a220b69092734ab4

Download Submit
C:\Program Files (x86)\GoSavie\nRpqSureDyy69O.x64.dll

Filesize
693KB

MD5
2be2d271d3ab4d63bb6642af32722936

SHA1
c3eb0dd1d280018ab15a44c65c6b1b23dcef1552

SHA256
ad58666ae0f8f9d875e47a885ac5d89fca0ac1ae65c063fd8e01f1f88acca0e9

SHA512
08106cfa29b4a5f0616451e402c7cc246d7a4c3f333e18da7c73b0c7d94e06845f3c34cea570ab2afd7b3054da0a7c665b2c14a7a02d99a744cefd9c017cac9f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
079722f118c7aaa4947cfadac06c25f9

SHA1
29b32918da07a39a960adf167f6f7cd0bd142b4d

SHA256
3acb373ce58c22d24352dc377356cf4c910dc2600225cb5a149139ea5cdd1d12

SHA512
105865572678b3127b90164e727cd6925b5e9fdf8f3b2e8c22602539f059040995cc80f945beef29ffefb8bac8bc40ae5e571a0edb8cbf25fbe8b51c9b6e5ebe

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\[email protected]\content\bg.js

Filesize
7KB

MD5
dd343e652d00281a61f49a497fdc1819

SHA1
80250dade6998558d6e212efa4dcf2afa05eff21

SHA256
e3639f04d10428ae43ae849c8b5b0ad078a42a62f912201a2f37203046dd3f88

SHA512
4b59e3ab0c2970101492b77059e933b2d504088e1a09e99fd194214120378ecb01b2d1c9b216fef0f404f4777e4bc51ce032febc0fabe6ec0af82e40a1c5dea5

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\[email protected]\install.rdf

Filesize
594B

MD5
bf3aa801a4dce4b3b87fc45724d4dbfe

SHA1
4d1ef9b615a94229d6af9e4b29ed9fa42fde3221

SHA256
d779f8e7259bc7dcf59d4fbe5351a4bdc8eed391e18afa4e7a161bc715467b89

SHA512
a45996378b43ded504e1b62b0acf469168209f1779c42045b17fddc6e7716573da2300b7d3e6536145f770514f9df1a5105c1a1f7380d97c1c82bf885c99fe38

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\85DHq1cdHwocRXa.dat

Filesize
6KB

MD5
c3b68ec3f044901f240538dad0e15112

SHA1
a4e186da467a611950cd12b882611154215e6a4d

SHA256
ccc2a9d0502b2306451d904cc5bbed6b01e46d22a82d924c57b3fea18b2a4ab0

SHA512
8bd10ef54bfe224705403e438ac8077204843780f944d0e5ad1ff6bdf5c9aa48ba3948bd1826d18846a3b24283c8db532033adf19dd90946a220b69092734ab4

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\85DHq1cdHwocRXa.exe

Filesize
622KB

MD5
e6bafde32b2c77cdffaf64e854b36411

SHA1
7483c84b4014ddc44738a94af326b0c36fc7ee20

SHA256
5390cc4000f0d1d6fa105e4e18b6571913360f521cd013dd8e91cc8d93b2f0d0

SHA512
260a8d4dba37846a73d7fba791d93f9abc4f441b2c828d691dc20db1d246e8aaeb99209b1a83294d44d6802aef3a1263c4fcf98fb0c92b0c70282b711930d87b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\85DHq1cdHwocRXa.exe

Filesize
622KB

MD5
e6bafde32b2c77cdffaf64e854b36411

SHA1
7483c84b4014ddc44738a94af326b0c36fc7ee20

SHA256
5390cc4000f0d1d6fa105e4e18b6571913360f521cd013dd8e91cc8d93b2f0d0

SHA512
260a8d4dba37846a73d7fba791d93f9abc4f441b2c828d691dc20db1d246e8aaeb99209b1a83294d44d6802aef3a1263c4fcf98fb0c92b0c70282b711930d87b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\ldoiflgnhkplgafcoahokbnbnickddjd\P1b.js

Filesize
5KB

MD5
24f37272eba688d245f20d7e09361850

SHA1
062965a7da6c48a2e43a851c3d15079ac6ed4d1c

SHA256
1a42409993141a792fb452009978969be3eb41d3ec6b38d8e9a9a21b0d34834e

SHA512
09bcf1edac465af85d6a0fde94f763e147aed2e2087fc6f45ef5ff2852e824b4bcd004d6778ac67383c220c6e05c9687babd55afdb3a8ecf6c7ab88b24987c29

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\ldoiflgnhkplgafcoahokbnbnickddjd\background.html

Filesize
140B

MD5
15b2b34004b02f24d405919691f7e0f9

SHA1
7cd3475ea58d6d004bcdb20225bedf70ff0b6f88

SHA256
29d7dff47ce7a5fadc5a30ec3d0e03a6190535c0b4b9fa0e37af23d2e00a3d9f

SHA512
0b32397e533b8fb4f009a9db74e514e15d6d29c197a3c2f82655924b9d77f179735baff09ccf05e0329cdf5da30fbad6afe5fe81e0ebf6e056b1e0a91e93191f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\ldoiflgnhkplgafcoahokbnbnickddjd\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\ldoiflgnhkplgafcoahokbnbnickddjd\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\ldoiflgnhkplgafcoahokbnbnickddjd\manifest.json

Filesize
499B

MD5
8027905a1370c51fd23dba365f35d24d

SHA1
8f75dfcef1a163258d2326df69018b6ebddb1066

SHA256
5b3fb11f4fb38761aa64713eafc884ca2443a006396e4eb95b2385311bf01648

SHA512
a35e107f0a191b0469e56d715403884f81bdda5804c30be1cc21c8c6cedc25417350182a01dd1de63aa1142fd0a81007eddc5b0730f1e05479ea9a3226c61336

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\nRpqSureDyy69O.dll

Filesize
613KB

MD5
c547ac330285a0ea3ab373fbf632e095

SHA1
1c7a20d9bf6104c3c3343f0c4061107441348787

SHA256
8ad6a8d9db588353ff1cb777ac8b7f62b6a8976d2ed396e8816051ffc69c8db0

SHA512
b695eddc8d688d61b55a87d6153084836bb8c699a0e9b2834c77fed923e1ffa6da8871df569310668eff2161eb219eec8193bfcf812d9932f1ae064953d1b9a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\nRpqSureDyy69O.tlb

Filesize
3KB

MD5
b09701113a6fa6b7ce61cef1f5b3dc70

SHA1
752190cbbd25d899b48f6fc2caa9cedd3baff7df

SHA256
a8a8b11da1822ce3d93baa6d3711969425dd4ccbe05bf348899320659b07e9d1

SHA512
9436a606e8ced02094374e5d603bc4bfb63a079259fa10c1fd82b9a30c40fa64c54b4bc3f7d5c0634dc4584c18e3accadd5df536e37367a7b3ea9f6597eb547a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSA00.tmp\nRpqSureDyy69O.x64.dll

Filesize
693KB

MD5
2be2d271d3ab4d63bb6642af32722936

SHA1
c3eb0dd1d280018ab15a44c65c6b1b23dcef1552

SHA256
ad58666ae0f8f9d875e47a885ac5d89fca0ac1ae65c063fd8e01f1f88acca0e9

SHA512
08106cfa29b4a5f0616451e402c7cc246d7a4c3f333e18da7c73b0c7d94e06845f3c34cea570ab2afd7b3054da0a7c665b2c14a7a02d99a744cefd9c017cac9f

Download Submit
\Program Files (x86)\GoSavie\nRpqSureDyy69O.dll

Filesize
613KB

MD5
c547ac330285a0ea3ab373fbf632e095

SHA1
1c7a20d9bf6104c3c3343f0c4061107441348787

SHA256
8ad6a8d9db588353ff1cb777ac8b7f62b6a8976d2ed396e8816051ffc69c8db0

SHA512
b695eddc8d688d61b55a87d6153084836bb8c699a0e9b2834c77fed923e1ffa6da8871df569310668eff2161eb219eec8193bfcf812d9932f1ae064953d1b9a2

Download Submit
\Program Files (x86)\GoSavie\nRpqSureDyy69O.x64.dll

Filesize
693KB

MD5
2be2d271d3ab4d63bb6642af32722936

SHA1
c3eb0dd1d280018ab15a44c65c6b1b23dcef1552

SHA256
ad58666ae0f8f9d875e47a885ac5d89fca0ac1ae65c063fd8e01f1f88acca0e9

SHA512
08106cfa29b4a5f0616451e402c7cc246d7a4c3f333e18da7c73b0c7d94e06845f3c34cea570ab2afd7b3054da0a7c665b2c14a7a02d99a744cefd9c017cac9f

Download Submit
\Program Files (x86)\GoSavie\nRpqSureDyy69O.x64.dll

Filesize
693KB

MD5
2be2d271d3ab4d63bb6642af32722936

SHA1
c3eb0dd1d280018ab15a44c65c6b1b23dcef1552

SHA256
ad58666ae0f8f9d875e47a885ac5d89fca0ac1ae65c063fd8e01f1f88acca0e9

SHA512
08106cfa29b4a5f0616451e402c7cc246d7a4c3f333e18da7c73b0c7d94e06845f3c34cea570ab2afd7b3054da0a7c665b2c14a7a02d99a744cefd9c017cac9f

Download Submit
\Users\Admin\AppData\Local\Temp\7zSA00.tmp\85DHq1cdHwocRXa.exe

Filesize
622KB

MD5
e6bafde32b2c77cdffaf64e854b36411

SHA1
7483c84b4014ddc44738a94af326b0c36fc7ee20

SHA256
5390cc4000f0d1d6fa105e4e18b6571913360f521cd013dd8e91cc8d93b2f0d0

SHA512
260a8d4dba37846a73d7fba791d93f9abc4f441b2c828d691dc20db1d246e8aaeb99209b1a83294d44d6802aef3a1263c4fcf98fb0c92b0c70282b711930d87b

Download Submit
memory/1084-54-0x0000000074C91000-0x0000000074C93000-memory.dmp

Filesize
8KB

Download
memory/1160-78-0x000007FEFB761000-0x000007FEFB763000-memory.dmp

Filesize
8KB

Download