a7325b69aeb4650aa778631bc92f62cad9b345bbfa3c1395ed65811e9183b9e9

Analysis

max time kernel
150s
max time network
159s
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 21:10

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General

Target

a7325b69aeb4650aa778631bc92f62cad9b345bbfa3c1395ed65811e9183b9e9.exe
Size

931KB
MD5

a67372cf7c6dbbedf7adf3847938dc04
SHA1

a78808a31ba8eb04bc50c4ec05a41a7020528005
SHA256

a7325b69aeb4650aa778631bc92f62cad9b345bbfa3c1395ed65811e9183b9e9
SHA512

3734f415def09cfc1d04765fe7b81e203be1b5cb43730de5404b9bb8882bcde45372bce671f9a09df123ada56c593d61f988120e0d7940bb2c3cb444e157004e
SSDEEP

24576:h1OYdaOGCZ/iWCvu/2sWsJA/jlt+DHhsj:h1Os4CpYO/dJJDHhsj

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

YTZ1hY5b92ntNRC.exe

pid process

4540 YTZ1hY5b92ntNRC.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

Processes:

YTZ1hY5b92ntNRC.exe

description	ioc	process
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\nnalmihgafjkobigdcghicjnofonoeoc\2.0\manifest.json	YTZ1hY5b92ntNRC.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\nnalmihgafjkobigdcghicjnofonoeoc\2.0\manifest.json	YTZ1hY5b92ntNRC.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\nnalmihgafjkobigdcghicjnofonoeoc\2.0\manifest.json	YTZ1hY5b92ntNRC.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\nnalmihgafjkobigdcghicjnofonoeoc\2.0\manifest.json	YTZ1hY5b92ntNRC.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\nnalmihgafjkobigdcghicjnofonoeoc\2.0\manifest.json	YTZ1hY5b92ntNRC.exe

Drops file in System32 directory 4 IoCs

Processes:

YTZ1hY5b92ntNRC.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	YTZ1hY5b92ntNRC.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	YTZ1hY5b92ntNRC.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	YTZ1hY5b92ntNRC.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	YTZ1hY5b92ntNRC.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

YTZ1hY5b92ntNRC.exe

pid	process
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe
4540	YTZ1hY5b92ntNRC.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

YTZ1hY5b92ntNRC.exe

description	pid	process
Token: SeDebugPrivilege	4540	YTZ1hY5b92ntNRC.exe
Token: SeDebugPrivilege	4540	YTZ1hY5b92ntNRC.exe
Token: SeDebugPrivilege	4540	YTZ1hY5b92ntNRC.exe
Token: SeDebugPrivilege	4540	YTZ1hY5b92ntNRC.exe
Token: SeDebugPrivilege	4540	YTZ1hY5b92ntNRC.exe
Token: SeDebugPrivilege	4540	YTZ1hY5b92ntNRC.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

a7325b69aeb4650aa778631bc92f62cad9b345bbfa3c1395ed65811e9183b9e9.exe

description	pid	process	target process
PID 744 wrote to memory of 4540	744	a7325b69aeb4650aa778631bc92f62cad9b345bbfa3c1395ed65811e9183b9e9.exe	YTZ1hY5b92ntNRC.exe
PID 744 wrote to memory of 4540	744	a7325b69aeb4650aa778631bc92f62cad9b345bbfa3c1395ed65811e9183b9e9.exe	YTZ1hY5b92ntNRC.exe
PID 744 wrote to memory of 4540	744	a7325b69aeb4650aa778631bc92f62cad9b345bbfa3c1395ed65811e9183b9e9.exe	YTZ1hY5b92ntNRC.exe

C:\Users\Admin\AppData\Local\Temp\a7325b69aeb4650aa778631bc92f62cad9b345bbfa3c1395ed65811e9183b9e9.exe
"C:\Users\Admin\AppData\Local\Temp\a7325b69aeb4650aa778631bc92f62cad9b345bbfa3c1395ed65811e9183b9e9.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:744

C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\YTZ1hY5b92ntNRC.exe
.\YTZ1hY5b92ntNRC.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4540

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:3668

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4648

Network

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\[email protected]\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\[email protected]\chrome.manifest
Filesize
35B

MD5
b77b8250fa36c2d4f64034fed9d2a712

SHA1
85fda28623360dd33e3842b6bc6320b1dc143870

SHA256
77354b4f7626c2658493901ee81315d1103371aff7061fb16e5511f220bea29b

SHA512
41a675ade4a20868bb1fa6e32a2a3f2c94423c5d3cd9be886e1356048280a42ee6425cebc129ab333988f92be3003ac4d8209cf33ef681204662241a9dc40d07

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\[email protected]\content\bg.js
Filesize
8KB

MD5
22a1098db84142054249265aa0fbc3b6

SHA1
1e279b7c8dadb878c11895c0b6813a40f4bccc5f

SHA256
4cbc81f03f87e344fe57c7cee2bccef31ac69a55b5e91ae939d3470077a17402

SHA512
8b054992ecb02a9004a5c6ebf4540b9c9165d6b733abe501284ec434e42958af881bddf6e7431031f8aa05af63ac2c301b167ffdd2172ad23f6896b68aaec7c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\[email protected]\install.rdf
Filesize
593B

MD5
1a1f0aa9e79363247d181fb18868a5a8

SHA1
bc20e7a078ba6e863cf9884014b61d8b5d843e14

SHA256
a128de2c064018d4c33014ae11720c0fe8464f09aa84cfbf0747c15960716a80

SHA512
eccb9ef76872c06b8bd18af521f9cec05af6622263a9050e766a85548e68638e9e2538b306ed97b0bfdc85cffa1712c25b6c39268bb59777ba756f7d4ed4ee81

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\YTZ1hY5b92ntNRC.dat
Filesize
1KB

MD5
4f5c006c0a615d8d5b0f569ae6ab4830

SHA1
0b6d408c4be335d8a2fcb2afc536fb7474a3c70a

SHA256
904def845dac2eef840c01be3b7c8f85a3943c62f1c049e449e8719e8edf75f1

SHA512
28d3aaf53cd2062d851972246d0bce1eec063ee8df0ef1aa4a101503865015dd4f2be0ca4bebd1667586fdbc7e4a8834d3a69d6b15d667f133f954966dd84922

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\YTZ1hY5b92ntNRC.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\YTZ1hY5b92ntNRC.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\nnalmihgafjkobigdcghicjnofonoeoc\background.html
Filesize
145B

MD5
36d1450bc4df20adcb4fd580094db1d2

SHA1
7702f611a07c244edd072b39eabcf871b02bbb4e

SHA256
da315cb40441bc0696924e9cf61ebe2f67f50e1892472523087b781602a20f94

SHA512
88f94752ec9395e8005b686b143f6007273ddb33f08283efb515b9ef2c765cbb0f8efe9d29f06783c9887ffbc4de113f002e2c548a62d30b927c2d7a3fdcff8d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\nnalmihgafjkobigdcghicjnofonoeoc\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\nnalmihgafjkobigdcghicjnofonoeoc\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\nnalmihgafjkobigdcghicjnofonoeoc\manifest.json
Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7CF5.tmp\nnalmihgafjkobigdcghicjnofonoeoc\o4GnTC8b.js
Filesize
6KB

MD5
961e10ff81e2ab32ea77843264314fd7

SHA1
717fa75aa2f92115f33db102e0cc02bea9fc00cd

SHA256
4700e28398dde5cd061a62c6d2b2a6da4431c98b387a4d07c043dca35f2a2015

SHA512
e70ff5510e72466091ac830981c833ee1996806a3dc17e0076c064594f97d3686609991290bcfa19ae6d934e56d35d7542a58c96f579a9dde8464ec2698b46cd

Download Submit
memory/4540-132-0x0000000000000000-mapping.dmp

Download