34d09d4f5bb15430c9184075394ac7b95c73e32f57d1c089977df07bb5bb508c

Analysis

max time kernel
153s
max time network
179s
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 08:16

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General

Target

34d09d4f5bb15430c9184075394ac7b95c73e32f57d1c089977df07bb5bb508c.exe
Size

931KB
MD5

85efa9801ae7502036eed41d0de67613
SHA1

f80dc5f836f89d1b02e07ef681c44c1deb8a9693
SHA256

34d09d4f5bb15430c9184075394ac7b95c73e32f57d1c089977df07bb5bb508c
SHA512

fcc92cd2e6a4cd306e837b6bc8ad018b913772aa28dd6c51e9d353d4a35cf69ffe2727b650d11b85ec98798ae9368de467cb62e38b539a0ba8df43d2bd43af76
SSDEEP

24576:h1OYdaO0MWSUbvCXEQKSqGv8VWumF6RmcJozyPvpfd:h1OsiMWyUQ+GUVFIcHPvpfd

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

EfrESNzgsMDDHFT.exe

pid process

1892 EfrESNzgsMDDHFT.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:

EfrESNzgsMDDHFT.exe

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

Drops file in System32 directory 4 IoCs

Processes:

EfrESNzgsMDDHFT.exe

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

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

EfrESNzgsMDDHFT.exe

pid	process
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe
1892	EfrESNzgsMDDHFT.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

EfrESNzgsMDDHFT.exe

description	pid	process
Token: SeDebugPrivilege	1892	EfrESNzgsMDDHFT.exe
Token: SeDebugPrivilege	1892	EfrESNzgsMDDHFT.exe
Token: SeDebugPrivilege	1892	EfrESNzgsMDDHFT.exe
Token: SeDebugPrivilege	1892	EfrESNzgsMDDHFT.exe
Token: SeDebugPrivilege	1892	EfrESNzgsMDDHFT.exe
Token: SeDebugPrivilege	1892	EfrESNzgsMDDHFT.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

34d09d4f5bb15430c9184075394ac7b95c73e32f57d1c089977df07bb5bb508c.exe

description	pid	process	target process
PID 2116 wrote to memory of 1892	2116	34d09d4f5bb15430c9184075394ac7b95c73e32f57d1c089977df07bb5bb508c.exe	EfrESNzgsMDDHFT.exe
PID 2116 wrote to memory of 1892	2116	34d09d4f5bb15430c9184075394ac7b95c73e32f57d1c089977df07bb5bb508c.exe	EfrESNzgsMDDHFT.exe
PID 2116 wrote to memory of 1892	2116	34d09d4f5bb15430c9184075394ac7b95c73e32f57d1c089977df07bb5bb508c.exe	EfrESNzgsMDDHFT.exe

C:\Users\Admin\AppData\Local\Temp\34d09d4f5bb15430c9184075394ac7b95c73e32f57d1c089977df07bb5bb508c.exe
"C:\Users\Admin\AppData\Local\Temp\34d09d4f5bb15430c9184075394ac7b95c73e32f57d1c089977df07bb5bb508c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2116

C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\EfrESNzgsMDDHFT.exe
.\EfrESNzgsMDDHFT.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1892

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:2284

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:4620

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\EfrESNzgsMDDHFT.dat

Filesize
1KB

MD5
27840b7fdfa91e1aae075123ee6c8de3

SHA1
becaa6fcc5dfb4b3dac5aca152bfb4219d0a3b21

SHA256
2f677f60e6283a75b353da47987ebb4fb33326d4901fdc7b1817068c47e8a757

SHA512
17a8db662576b1da1cb844110e20ad539e074dff2c97213bce65e611f1550ffa1932b5187e6c4b41cc7ec1f5c65e719c93e6afe1189199ab2767b00d5e7c6206

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\EfrESNzgsMDDHFT.exe

Filesize
771KB

MD5
e8ef8ed232808bfa240b33b376bb74a8

SHA1
b7ebfbda42fb24594210d3f97921c5b33b88585d

SHA256
a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9

SHA512
24a4de7ba07c5712a94cb8334764b6d23799dc4bb7153acf4eb7289ec4577b79bc9bf4adf6e0c65b13441d7783314ec4d9a13a61cf447124c43c44ff55fa8ef8

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\EfrESNzgsMDDHFT.exe

Filesize
771KB

MD5
e8ef8ed232808bfa240b33b376bb74a8

SHA1
b7ebfbda42fb24594210d3f97921c5b33b88585d

SHA256
a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9

SHA512
24a4de7ba07c5712a94cb8334764b6d23799dc4bb7153acf4eb7289ec4577b79bc9bf4adf6e0c65b13441d7783314ec4d9a13a61cf447124c43c44ff55fa8ef8

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\dfklghjgiodmddmiakcnjajakpiggjoo\Ccb.js

Filesize
6KB

MD5
c7ab9f426b23c5ae40bb883011854153

SHA1
d411015197fd176b4317def2db5c86e291b2ab99

SHA256
f60f291bb04fc9256318b7fe744e522f1497af9b58aac907dc9a99c6939c7580

SHA512
2596b889bde96f15f18b7ede4cf91ddbbec688bbf936e42515bc784d46479778e7ba29925bae85541b05f819e4d93ae154d02ad88dddafe613f78a1e3bc59bcc

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\dfklghjgiodmddmiakcnjajakpiggjoo\background.html

Filesize
140B

MD5
3c6fb1bd9a99c2b7b31c9f127b2d14cb

SHA1
4630ddf9b5640f4cfd45a17bb12bc585796db993

SHA256
72a0f2eb077b491075ef54d3fc0d6e26d80468f8324a5987f449fab52defafe5

SHA512
4282dd5b61ec65062d127ff4ef8d9f53c03877335d22b979ad9ab8d3ffe04568f7f4a5a6b82159127c4a584e0af96b0122b46d66d99c09c7f66640db41dc9ef3

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\dfklghjgiodmddmiakcnjajakpiggjoo\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\dfklghjgiodmddmiakcnjajakpiggjoo\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\dfklghjgiodmddmiakcnjajakpiggjoo\manifest.json

Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
2b05e2cb2baadd11f0cf4edcdb97d241

SHA1
8808626af052768c577bb94d61a55ee8a31a52b3

SHA256
f084a8c7992925d13b6dd4a1eb2edcce68556084e029eafa6e9dbe84b323c545

SHA512
b09c929043bc7fb61ca7fdd8e7af16d13f8dc96b3d1b4910bf9d184d84fb55c1b4a8e6535a2e70e16dc0a70d78acc2965b8223a8b555d7f855a4dd351206e3ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\[email protected]\content\bg.js

Filesize
9KB

MD5
186f118789b27837157e9e722ecffb83

SHA1
aa44bcacb925269e7ad897959e4083e75db2b257

SHA256
64cebbf51f3c4e0218f142fb5f26ea3f22ef50387e3a89dd8fc2c9e3599f8795

SHA512
be7d13f9af57f7c2b4749c9bff85ce7e8f03e778ae0f10df2e6e093aef149c78b3ddb1a55c7393537f28d391df4aa12f16a58c954823ef074ac57cb321f490ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC8B4.tmp\[email protected]\install.rdf

Filesize
592B

MD5
6ad4a6cd18b860ecf774855a69611bfb

SHA1
21bfb7a1044e00be463c6b4422ca1d27f6dc7be5

SHA256
63e11d87fba8995318142d78db58ae54e895d48491cb6b713136091539fdabc8

SHA512
55f7c386fba5c6c0ad3ffa9d71dc5ba2571fd71e16f753da7dabe860ab67a29b7f31ab03b7ff69a0e104b6b73d3b672a551466b68b123cab9fc2b5f12091336a

Download Submit
memory/1892-132-0x0000000000000000-mapping.dmp

Download