4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166

Analysis

max time kernel
44s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 01:55

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General

Target

4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.exe
Size

932KB
MD5

259190031ffd49e134e3e6d420d7c3b4
SHA1

302a6827bd64766ec768c87fcfdaafa6532124b3
SHA256

4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166
SHA512

5371159b50425505dbb27f7c2c4bf520595d2778bc728d43b9420313eaf4b2c882da357373cdfd9a112af4a37b36d59c0af9f98bf0c37eb7bb7b67ab4d5bfdf1
SSDEEP

24576:h1OYdaO/CZ/iWCvu/2sWsJA/jlt+DHhsa:h1OshCpYO/dJJDHhsa

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

GuhbGxR4500JK1E.exe

pid process

1688 GuhbGxR4500JK1E.exe
Loads dropped DLL 1 IoCs

Processes:

4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.exe

pid process

1484 4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.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

pid	process
1484	4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.exe

Drops Chrome extension 3 IoCs

Processes:

GuhbGxR4500JK1E.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\gbhpknflpknnfkhfijikbjpoicbfmcbo\2.0\manifest.json	GuhbGxR4500JK1E.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\gbhpknflpknnfkhfijikbjpoicbfmcbo\2.0\manifest.json	GuhbGxR4500JK1E.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\gbhpknflpknnfkhfijikbjpoicbfmcbo\2.0\manifest.json	GuhbGxR4500JK1E.exe

Drops file in System32 directory 4 IoCs

Processes:

GuhbGxR4500JK1E.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	GuhbGxR4500JK1E.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	GuhbGxR4500JK1E.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	GuhbGxR4500JK1E.exe
File opened for modification	C:\Windows\System32\GroupPolicy	GuhbGxR4500JK1E.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

GuhbGxR4500JK1E.exe

pid	process
1688	GuhbGxR4500JK1E.exe
1688	GuhbGxR4500JK1E.exe
1688	GuhbGxR4500JK1E.exe
1688	GuhbGxR4500JK1E.exe
1688	GuhbGxR4500JK1E.exe
1688	GuhbGxR4500JK1E.exe
1688	GuhbGxR4500JK1E.exe
1688	GuhbGxR4500JK1E.exe
1688	GuhbGxR4500JK1E.exe
1688	GuhbGxR4500JK1E.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

GuhbGxR4500JK1E.exe

description	pid	process
Token: SeDebugPrivilege	1688	GuhbGxR4500JK1E.exe
Token: SeDebugPrivilege	1688	GuhbGxR4500JK1E.exe
Token: SeDebugPrivilege	1688	GuhbGxR4500JK1E.exe
Token: SeDebugPrivilege	1688	GuhbGxR4500JK1E.exe
Token: SeDebugPrivilege	1688	GuhbGxR4500JK1E.exe
Token: SeDebugPrivilege	1688	GuhbGxR4500JK1E.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.exe

description	pid	process	target process
PID 1484 wrote to memory of 1688	1484	4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.exe	GuhbGxR4500JK1E.exe
PID 1484 wrote to memory of 1688	1484	4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.exe	GuhbGxR4500JK1E.exe
PID 1484 wrote to memory of 1688	1484	4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.exe	GuhbGxR4500JK1E.exe
PID 1484 wrote to memory of 1688	1484	4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.exe	GuhbGxR4500JK1E.exe

C:\Users\Admin\AppData\Local\Temp\4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.exe
"C:\Users\Admin\AppData\Local\Temp\4a5689139d932422d019be6037970eafb92a2eb71bf531ca4dc70c7816860166.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1484

C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\GuhbGxR4500JK1E.exe
.\GuhbGxR4500JK1E.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1688

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\[email protected]\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\[email protected]\chrome.manifest
Filesize
35B

MD5
43d21e51b22816047c8173b58be98de8

SHA1
432640de755e6b78eb1ca1a75d88fca04e69def5

SHA256
5f2f4e6e86b8f5abce509de2589eb8d62a4e444b03beda9e0b812467affa2655

SHA512
f734dd34ece50a4b0a7488c620c1af84632b3556a9189608a0792e9ddc42f61da312970eec6def8f436b1eaff9ba772f8fda1e9b597e0e540ed9c4e268b18a28

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\[email protected]\content\bg.js
Filesize
9KB

MD5
99eff0d388ee9a7cad85cf8e15bce6bf

SHA1
bf017e9adf25f129da6106a3b1632b3349c4925e

SHA256
77e7bac7d45627ce3f1f71f44292869ca1240cc640f9eb5cea5657c940e1facb

SHA512
8072ad28da2a8fb55c0b6459fdbf41644af8e8f3d183130d822815414f689f41c21b35b1766f73aeca579bc183f65d6f637f9bc4ea42d8bb6f9122f184324ea2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\[email protected]\install.rdf
Filesize
597B

MD5
64162e7216400baebedf2e2334b94532

SHA1
88bc5531f71bcbe8281f0b1389a69d4816470a5e

SHA256
6d236aa0915808376e1fa4c793115a919059a5c19aca1a37f1675f76bb1377c7

SHA512
16946c35bec32752c9b833ece333ae5cde1270d06709ef0084e5d4603883ee0b879400d73a664fea15f1eedc867fcf7953be6a28959428a91cdea380ee907212

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\GuhbGxR4500JK1E.dat
Filesize
1KB

MD5
348952639f0c12ce563001c05d5a4628

SHA1
b4e6c38df086c2f41373d6f48c839a51c1b8da89

SHA256
979f62d5584921aa48ae37e84a01760c3359f7a88d5c3f54d252aff738a62773

SHA512
4e8ec70cefd2a098701ca6d98cf38dfac5a4587091b8f04bc30f8478bff6d61f5842c4b2ebc8f2945bbbff093c32e02a2b2031649f803aacf4c74088db48d4d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\GuhbGxR4500JK1E.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\gbhpknflpknnfkhfijikbjpoicbfmcbo\PNIUtZ.js
Filesize
6KB

MD5
0cd6285575666b7c51e4ea64d737ca99

SHA1
e8d71a07ca93237df167b55ea1f3c38de41af67d

SHA256
9c117eac6d5c7ad6c0595c2e9f5605a34735c48562d1303a0146829479601239

SHA512
f68e38275cbd08fe2ba90424509986eed205c7efc20b621a76e8fb849a58f2c915274ec56343cc26c6ce42adeb87716c5ce5ee85f0165531d6599ddb0f147df5

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\gbhpknflpknnfkhfijikbjpoicbfmcbo\background.html
Filesize
143B

MD5
6cc67448abdc9baf6c995dedcd9c3c7c

SHA1
aae8426595c1ac39cb2129a601fa668c6a21cb3d

SHA256
b2674559cbc07f4fcb0678b2a83858302df44bf91727b520430f2aa09fc79996

SHA512
0c1a001d8cbaddfecea32fd807d3785a02fecfe83bafc83d46d7da6e84a3ba55d4474ef701e351956082595bf7de6e1b634f4e480b33f3ae02cf077f03d47389

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\gbhpknflpknnfkhfijikbjpoicbfmcbo\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\gbhpknflpknnfkhfijikbjpoicbfmcbo\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSE06.tmp\gbhpknflpknnfkhfijikbjpoicbfmcbo\manifest.json
Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
\Users\Admin\AppData\Local\Temp\7zSE06.tmp\GuhbGxR4500JK1E.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
memory/1484-54-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

Filesize
8KB

Download
memory/1688-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads