20647778b10e9bef7d8f1ff922399801ea5b2873c017584e52eaac79aead4513

Analysis

max time kernel
143s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2023 10:03

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General

Target

4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
Size

3.5MB
MD5

e03131e486b1edd36a85c781c41d00f6
SHA1

26a492a6805b1d451d8cadd0f42f99a412d1c9f3
SHA256

4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203
SHA512

2f0eea52bbf7d18b6b2ebf34c32deeb927dcd358f058297390fdc9adda6b6043408ca11de81e4f4a0d3f175d772748f6c008a1c531d5ec2939501fd1cf44817d
SSDEEP

98304:p3VEzCZpI57xHdgWCw1rBbOV/R2TU8TRbsLsiBP/UPuB7P7CbM5zD6sILTjblMSN:I6V/paRbsFs8i4osI3jhMSN

Score

7^/10

discovery spyware stealer

Malware Config

Signatures

Loads dropped DLL 10 IoCs

Processes:

4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe

pid	process
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

3 ipinfo.io
5 ipinfo.io
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4920 4884 WerFault.exe 4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe

flow	ioc
3	ipinfo.io
5	ipinfo.io

pid	pid_target	process	target process
4920	4884	WerFault.exe	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe

pid	process
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
4884	4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe

C:\Users\Admin\AppData\Local\Temp\4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe
"C:\Users\Admin\AppData\Local\Temp\4554d37ac18022aa4f7a3ad15f0175108a7d15645c1ee625df92d8042df96203.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 1444
2⤵
- Program crash
PID:4920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4884 -ip 4884
1⤵
PID:4316

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

System Information Discovery

T1082

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\LocalSimbaSkheO3Ddzd1\freebl3.dll
Filesize
326KB

MD5
ef2834ac4ee7d6724f255beaf527e635

SHA1
5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

SHA256
a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

SHA512
c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\LocalSimbaSkheO3Ddzd1\freebl3.dll
Filesize
326KB

MD5
ef2834ac4ee7d6724f255beaf527e635

SHA1
5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

SHA256
a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

SHA512
c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\LocalSimbaSkheO3Ddzd1\freebl3.dll
Filesize
326KB

MD5
ef2834ac4ee7d6724f255beaf527e635

SHA1
5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

SHA256
a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

SHA512
c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\LocalSimbaSkheO3Ddzd1\freebl3.dll
Filesize
326KB

MD5
ef2834ac4ee7d6724f255beaf527e635

SHA1
5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

SHA256
a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

SHA512
c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\LocalSimbaSkheO3Ddzd1\freebl3.dll
Filesize
326KB

MD5
ef2834ac4ee7d6724f255beaf527e635

SHA1
5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

SHA256
a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

SHA512
c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\LocalSimbaSkheO3Ddzd1\freebl3.dll
Filesize
326KB

MD5
ef2834ac4ee7d6724f255beaf527e635

SHA1
5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

SHA256
a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

SHA512
c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\LocalSimbaSkheO3Ddzd1\mozglue.dll
Filesize
133KB

MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

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C:\Users\Admin\AppData\Local\Temp\LocalSimbaSkheO3Ddzd1\nss3.dll
Filesize
1.2MB

MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

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C:\Users\Admin\AppData\Local\Temp\LocalSimbaSkheO3Ddzd1\softokn3.dll
Filesize
141KB

MD5
a2ee53de9167bf0d6c019303b7ca84e5

SHA1
2a3c737fa1157e8483815e98b666408a18c0db42

SHA256
43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

SHA512
45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\LocalSimbaSkheO3Ddzd1\softokn3.dll
Filesize
141KB

MD5
a2ee53de9167bf0d6c019303b7ca84e5

SHA1
2a3c737fa1157e8483815e98b666408a18c0db42

SHA256
43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

SHA512
45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

Download Submit