a4da5bbecfdec83d268e6debba1fdd46a6120438040c50375138de53e9875d6b

Analysis

max time kernel
43s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 20:08

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General

Target

a4da5bbecfdec83d268e6debba1fdd46a6120438040c50375138de53e9875d6b.exe
Size

2.1MB
MD5

0623f0f0012063f95337c7d1485983bd
SHA1

b8e9b8382bd8037c8e8847a2df071722687ad8b1
SHA256

a4da5bbecfdec83d268e6debba1fdd46a6120438040c50375138de53e9875d6b
SHA512

f066b396cb0a8c462dd9dfd7a39b1c74f3baae296ca852c9e8c90d0bdd73b3a1e4e5cd7878a6f4dc41d25c15a49ce9c3c840327f7670d3b3ec7ac076e3ac5cd2
SSDEEP

49152:h1OssNB2tcyUoc3slSeZrg1JclQ35sFDR8:h1Ol36Eoc3UK0bC

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1508	ZULJxuWiJ4q8fQ8.exe

Loads dropped DLL 4 IoCs

pid	Process
1092	a4da5bbecfdec83d268e6debba1fdd46a6120438040c50375138de53e9875d6b.exe
1508	ZULJxuWiJ4q8fQ8.exe
1944	regsvr32.exe
1288	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\abhpiicebcfmjkjifoehlhgidfbajomb\2.0\manifest.json	ZULJxuWiJ4q8fQ8.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\abhpiicebcfmjkjifoehlhgidfbajomb\2.0\manifest.json	ZULJxuWiJ4q8fQ8.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\abhpiicebcfmjkjifoehlhgidfbajomb\2.0\manifest.json	ZULJxuWiJ4q8fQ8.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 created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\	ZULJxuWiJ4q8fQ8.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\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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF}	ZULJxuWiJ4q8fQ8.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects	ZULJxuWiJ4q8fQ8.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}	ZULJxuWiJ4q8fQ8.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E}	ZULJxuWiJ4q8fQ8.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.x64.dll	ZULJxuWiJ4q8fQ8.exe
File created	C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.dll	ZULJxuWiJ4q8fQ8.exe
File opened for modification	C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.dll	ZULJxuWiJ4q8fQ8.exe
File created	C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.tlb	ZULJxuWiJ4q8fQ8.exe
File opened for modification	C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.tlb	ZULJxuWiJ4q8fQ8.exe
File created	C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.dat	ZULJxuWiJ4q8fQ8.exe
File opened for modification	C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.dat	ZULJxuWiJ4q8fQ8.exe
File created	C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.x64.dll	ZULJxuWiJ4q8fQ8.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1508	ZULJxuWiJ4q8fQ8.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1092 wrote to memory of 1508	1092	a4da5bbecfdec83d268e6debba1fdd46a6120438040c50375138de53e9875d6b.exe	27
PID 1092 wrote to memory of 1508	1092	a4da5bbecfdec83d268e6debba1fdd46a6120438040c50375138de53e9875d6b.exe	27
PID 1092 wrote to memory of 1508	1092	a4da5bbecfdec83d268e6debba1fdd46a6120438040c50375138de53e9875d6b.exe	27
PID 1092 wrote to memory of 1508	1092	a4da5bbecfdec83d268e6debba1fdd46a6120438040c50375138de53e9875d6b.exe	27
PID 1508 wrote to memory of 1944	1508	ZULJxuWiJ4q8fQ8.exe	28
PID 1508 wrote to memory of 1944	1508	ZULJxuWiJ4q8fQ8.exe	28
PID 1508 wrote to memory of 1944	1508	ZULJxuWiJ4q8fQ8.exe	28
PID 1508 wrote to memory of 1944	1508	ZULJxuWiJ4q8fQ8.exe	28
PID 1508 wrote to memory of 1944	1508	ZULJxuWiJ4q8fQ8.exe	28
PID 1508 wrote to memory of 1944	1508	ZULJxuWiJ4q8fQ8.exe	28
PID 1508 wrote to memory of 1944	1508	ZULJxuWiJ4q8fQ8.exe	28
PID 1944 wrote to memory of 1288	1944	regsvr32.exe	29
PID 1944 wrote to memory of 1288	1944	regsvr32.exe	29
PID 1944 wrote to memory of 1288	1944	regsvr32.exe	29
PID 1944 wrote to memory of 1288	1944	regsvr32.exe	29
PID 1944 wrote to memory of 1288	1944	regsvr32.exe	29
PID 1944 wrote to memory of 1288	1944	regsvr32.exe	29
PID 1944 wrote to memory of 1288	1944	regsvr32.exe	29

C:\Users\Admin\AppData\Local\Temp\a4da5bbecfdec83d268e6debba1fdd46a6120438040c50375138de53e9875d6b.exe
"C:\Users\Admin\AppData\Local\Temp\a4da5bbecfdec83d268e6debba1fdd46a6120438040c50375138de53e9875d6b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1092
- C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\ZULJxuWiJ4q8fQ8.exe
  .\ZULJxuWiJ4q8fQ8.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops Chrome extension
  - Installs/modifies Browser Helper Object
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1508
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1944
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:1288

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\E2EpIYJMZkAdM5.dat

Filesize
6KB

MD5
8a51120dc7dab0871be2443f3941c503

SHA1
39ad55574c69eb86ded4df956105d40e09e140df

SHA256
d90c50f83b9272a1b14cdb2b10ec40dd555d102d744dd38acea984e3f1229ba3

SHA512
7501a6d878e1f34e7db6d0ce183a46127bac8a8e8caff86ebfdd8b1bcf48efece25f29d36f91f0e76bffe1f5f4fb02fc51096d5f7cf56bc56a1bdea88904dfde

Download Submit
C:\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\E2EpIYJMZkAdM5.dll

Filesize
631KB

MD5
e632e9bdbcd9337b0b85d5a437d2e2c3

SHA1
46d02d5bad7cc1819737d16d4ad0cb931f57347b

SHA256
87aa09c3eabbc691b1e422972057dccb71aae9c5dd0608a53e1e43c73818560a

SHA512
72c7a72789730d366dd808c78fb8e807cdad5d5689733cbed21220f9e232b056e342e7c0af9af0694d1c25aa681c0e75f75d4f18def24c546ebe00096a3d81a0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\E2EpIYJMZkAdM5.tlb

Filesize
3KB

MD5
dd94094aed6b15f84320162edb0abb97

SHA1
b5b8f14698e1690a1dc384d55a927671619335da

SHA256
ddce9e35654a30c85f2f89a2a20d38290b5c87fb99d17a544b61f46f65441c19

SHA512
9d029b36434411b3f3f0e70abd024fda21acaa62ba0507b54f67d75cede382ea294bc0f0c82b28a0a8ab45bd7550065824869aa514b25987770c6e0339df1358

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\E2EpIYJMZkAdM5.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\ZULJxuWiJ4q8fQ8.dat

Filesize
6KB

MD5
8a51120dc7dab0871be2443f3941c503

SHA1
39ad55574c69eb86ded4df956105d40e09e140df

SHA256
d90c50f83b9272a1b14cdb2b10ec40dd555d102d744dd38acea984e3f1229ba3

SHA512
7501a6d878e1f34e7db6d0ce183a46127bac8a8e8caff86ebfdd8b1bcf48efece25f29d36f91f0e76bffe1f5f4fb02fc51096d5f7cf56bc56a1bdea88904dfde

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\ZULJxuWiJ4q8fQ8.exe

Filesize
646KB

MD5
4d6bbefbd7b1947021e130c31064477e

SHA1
0eb9e06add3f44c25498d513ea1207a85e7645ca

SHA256
136568d89154d72d7968982e13aa96276e4102a98efd322c77ab2ffd149c9970

SHA512
d9d50d8509555c4816bdb32297a22ea877f0d6e9fe90624c5f74c0e9f02adae03164b1d20920047558c54fa4d1fba5d9d893cb73eca8bf2861ac49617b3ef4a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\ZULJxuWiJ4q8fQ8.exe

Filesize
646KB

MD5
4d6bbefbd7b1947021e130c31064477e

SHA1
0eb9e06add3f44c25498d513ea1207a85e7645ca

SHA256
136568d89154d72d7968982e13aa96276e4102a98efd322c77ab2ffd149c9970

SHA512
d9d50d8509555c4816bdb32297a22ea877f0d6e9fe90624c5f74c0e9f02adae03164b1d20920047558c54fa4d1fba5d9d893cb73eca8bf2861ac49617b3ef4a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\abhpiicebcfmjkjifoehlhgidfbajomb\background.html

Filesize
143B

MD5
5316345f56f3289bd66bf5cfea06dccb

SHA1
3c665e4d1db4b2db6fc9c1780eef589277325fc9

SHA256
45108abd28567be8284ef55860ed1408ef26328b96e297a96ef63f81aa24b173

SHA512
3b1872e24e67a9fc316e26785a179bc09b00733a5b946054f90f788d7e971c9d5051ef3c91a58990ce8c171a13c16d8ec4e6cb96f6886d025d9fabf8a53fcc70

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\abhpiicebcfmjkjifoehlhgidfbajomb\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\abhpiicebcfmjkjifoehlhgidfbajomb\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\abhpiicebcfmjkjifoehlhgidfbajomb\manifest.json

Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\abhpiicebcfmjkjifoehlhgidfbajomb\w5e6GQ.js

Filesize
5KB

MD5
3477b7f71af20ef57a5dc5bd1d7dffc1

SHA1
fd9531dac09852d26ba058b629791d70d49c5fb2

SHA256
89e0e31780a47d30ec906dbcbc84637f9f447dda30abc72dce239f08c9d25425

SHA512
6a24131135613f901d8400043cec732fa1b91bc5edf18e853488f82d3ad11fb50d08e405c0b605fc27e1e93fcc217d3397223498f1788b88557f44c6644286ec

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

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

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

Filesize
35B

MD5
21f6407d6510ba01ae6bceff8b4fe7fe

SHA1
37a1b371724b88dc16c01ade0e14f5d2d981dea1

SHA256
3f24a535c0b12b4faa349c46a8d014af42e50aba6f959ed6aa1035906b98d3b8

SHA512
c085005a1cd1b1ca62270947adeed24b84eedf9a42dd85d16b3df9776842bb016fe6d19e7e979c8b089ed2841db0d7c2d23ae0d6840227a92f1b9f0938ea2fce

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

Filesize
7KB

MD5
e42b36c22d8d7f6de9b8b17755e43cc0

SHA1
12dbd86712405f79fd966ea9d79ccd2b306bb7cf

SHA256
eca4e8d4b41e39a6667f4939a9f5c69cb0be4ffcfb4fe4a69bdd392a777ace04

SHA512
58691c7b84d4c4c5faa648ec3853259a4022da22c13f1ed5988b644322f1a32990f4622d27f89044dc0ad67f446f85357f48ee03cb12fed798b5c140589429bd

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

Filesize
591B

MD5
83a099fdc7e63a9f2d5ad8a2e31607b1

SHA1
68d3adbeecfaded297ed883bab703418b9811c69

SHA256
3cee4f78c64b3194b33aa08f8d7da8924fcc4f8bfd0cad8aceeceff1c512cecb

SHA512
ec2105fecf277a7109fcf113983dce7350cc77715fe4fc8511148e5881c26d3eef3cb7fccc1a3b459ff1d88fbee9771f7698250a18a0de044bac649778515786

Download Submit
\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.dll

Filesize
631KB

MD5
e632e9bdbcd9337b0b85d5a437d2e2c3

SHA1
46d02d5bad7cc1819737d16d4ad0cb931f57347b

SHA256
87aa09c3eabbc691b1e422972057dccb71aae9c5dd0608a53e1e43c73818560a

SHA512
72c7a72789730d366dd808c78fb8e807cdad5d5689733cbed21220f9e232b056e342e7c0af9af0694d1c25aa681c0e75f75d4f18def24c546ebe00096a3d81a0

Download Submit
\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
\Program Files (x86)\GoSave\E2EpIYJMZkAdM5.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
\Users\Admin\AppData\Local\Temp\7zSCBE.tmp\ZULJxuWiJ4q8fQ8.exe

Filesize
646KB

MD5
4d6bbefbd7b1947021e130c31064477e

SHA1
0eb9e06add3f44c25498d513ea1207a85e7645ca

SHA256
136568d89154d72d7968982e13aa96276e4102a98efd322c77ab2ffd149c9970

SHA512
d9d50d8509555c4816bdb32297a22ea877f0d6e9fe90624c5f74c0e9f02adae03164b1d20920047558c54fa4d1fba5d9d893cb73eca8bf2861ac49617b3ef4a2

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memory/1092-54-0x0000000074C91000-0x0000000074C93000-memory.dmp

Filesize
8KB

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memory/1288-78-0x000007FEFB761000-0x000007FEFB763000-memory.dmp

Filesize
8KB

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