d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20

Analysis

max time kernel
149s
max time network
151s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 13:02

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General

Target

d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
Size

316KB
MD5

953aa86de9d62d974497010aabd665ed
SHA1

ab184b2ad827c980582bf2399fba39a53904bd8c
SHA256

d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20
SHA512

541d26d65766a6e9ba4737d1d12efd83c37b9f53c32f4bcca8f7ddfacb7af6bd9863ce6de614c6f4f2efdf6efd374969ebee8cc86db88ef914c9b1d68bca04d4
SSDEEP

3072:jImWY8geeqNlkvqGejAOS6p6ZXTedakBgOl0QuXJTYHkjPf0vax8gI5:8mW/Fxl81np6pKDe6Ol0bXJCkDWKS5

Score

8^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1324-58-0x0000000000400000-0x000000000044F000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

WerFaultSecure.exe

pid process

1672 WerFaultSecure.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

pid	process
1672	WerFaultSecure.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\MrbBtW8LiihJkAFUZeJbQMO+ = "\"C:\\Users\\Admin\\AppData\\Roaming\\Macromedia\\getmac.exe\""	reg.exe

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

Checks processor information in registry 2 TTPs 6 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exeWerFaultSecure.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	WerFaultSecure.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WerFaultSecure.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WerFaultSecure.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe

Enumerates system info in registry 2 TTPs 6 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exeWerFaultSecure.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	WerFaultSecure.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	WerFaultSecure.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	WerFaultSecure.exe

Modifies Internet Explorer Protected Mode 1 TTPs 1 IoCs

Modify Registry

T1112

Processes:

WerFaultSecure.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3"	WerFaultSecure.exe

Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs

Modify Registry

T1112

Processes:

WerFaultSecure.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1"	WerFaultSecure.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

WerFaultSecure.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	WerFaultSecure.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1092 PING.EXE

pid	process
1092	PING.EXE

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exeWerFaultSecure.exeiexpress.exe

pid	process
1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1600	iexpress.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe
1672	WerFaultSecure.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

WerFaultSecure.exeiexpress.exe

description pid process

Token: SeDebugPrivilege 1672 WerFaultSecure.exe
Token: SeDebugPrivilege 1600 iexpress.exe

description	pid	process
Token: SeDebugPrivilege	1672	WerFaultSecure.exe
Token: SeDebugPrivilege	1600	iexpress.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.execmd.exeWerFaultSecure.exe

description	pid	process	target process
PID 1324 wrote to memory of 1608	1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe	cmd.exe
PID 1324 wrote to memory of 1608	1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe	cmd.exe
PID 1324 wrote to memory of 1608	1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe	cmd.exe
PID 1324 wrote to memory of 1608	1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe	cmd.exe
PID 1608 wrote to memory of 1092	1608	cmd.exe	PING.EXE
PID 1608 wrote to memory of 1092	1608	cmd.exe	PING.EXE
PID 1608 wrote to memory of 1092	1608	cmd.exe	PING.EXE
PID 1608 wrote to memory of 1092	1608	cmd.exe	PING.EXE
PID 1608 wrote to memory of 1632	1608	cmd.exe	reg.exe
PID 1608 wrote to memory of 1632	1608	cmd.exe	reg.exe
PID 1608 wrote to memory of 1632	1608	cmd.exe	reg.exe
PID 1608 wrote to memory of 1632	1608	cmd.exe	reg.exe
PID 1324 wrote to memory of 1672	1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe	WerFaultSecure.exe
PID 1324 wrote to memory of 1672	1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe	WerFaultSecure.exe
PID 1324 wrote to memory of 1672	1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe	WerFaultSecure.exe
PID 1324 wrote to memory of 1672	1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe	WerFaultSecure.exe
PID 1324 wrote to memory of 1672	1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe	WerFaultSecure.exe
PID 1324 wrote to memory of 1672	1324	d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe	WerFaultSecure.exe
PID 1672 wrote to memory of 1600	1672	WerFaultSecure.exe	iexpress.exe
PID 1672 wrote to memory of 1600	1672	WerFaultSecure.exe	iexpress.exe
PID 1672 wrote to memory of 1600	1672	WerFaultSecure.exe	iexpress.exe
PID 1672 wrote to memory of 1600	1672	WerFaultSecure.exe	iexpress.exe
PID 1672 wrote to memory of 1600	1672	WerFaultSecure.exe	iexpress.exe
PID 1672 wrote to memory of 1600	1672	WerFaultSecure.exe	iexpress.exe

C:\Users\Admin\AppData\Local\Temp\d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe
"C:\Users\Admin\AppData\Local\Temp\d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20.exe"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1324

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4gq1sglk.default-release\storage\permanent\chrome\idb\3F33.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:1608

C:\Windows\SysWOW64\PING.EXE
ping 0 -n 3
3⤵
- Runs ping.exe
PID:1092

C:\Windows\SysWOW64\reg.exe
reg.exe add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "MrbBtW8LiihJkAFUZeJbQMO+" /d "\"C:\Users\Admin\AppData\Roaming\Macromedia\getmac.exe"\"
3⤵
- Adds Run key to start application
PID:1632

C:\Windows\SysWOW64\WerFaultSecure.exe
C:\Windows\System32\WerFaultSecure.exe
2⤵
- Deletes itself
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1672

C:\Windows\SysWOW64\iexpress.exe
C:\Windows\System32\iexpress.exe
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1600

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Macromedia\getmac.exe

Filesize
316KB

MD5
953aa86de9d62d974497010aabd665ed

SHA1
ab184b2ad827c980582bf2399fba39a53904bd8c

SHA256
d1bbea57c5b0c7d1b08ff921a1524353c323a7692c6fdc5571979d5104255e20

SHA512
541d26d65766a6e9ba4737d1d12efd83c37b9f53c32f4bcca8f7ddfacb7af6bd9863ce6de614c6f4f2efdf6efd374969ebee8cc86db88ef914c9b1d68bca04d4

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\4gq1sglk.default-release\storage\permanent\chrome\idb\3F33.tmp.bat

Filesize
300B

MD5
592ed2add3179aada852cab72e5a07db

SHA1
6d78566c271ba6169ae262d62f2f0b5016a7a96e

SHA256
55fb1eada858d4c8f9c69b28703918a6558b75ac4ff1b6899fcbdb28d777bd7a

SHA512
8d2675752dab39305ff291af03e7fd5333138a8acdf9be250c0e6d24b3f9b43bc1ded9081f77a8012513e3cea069ecafd965a3f25b84b5ce364031a63c0574ef

Download Submit
memory/1092-72-0x0000000000000000-mapping.dmp

Download
memory/1324-66-0x0000000002380000-0x000000000242C000-memory.dmp

Filesize
688KB

Download
memory/1324-68-0x00000000026E0000-0x00000000028A4000-memory.dmp

Filesize
1.8MB

Download
memory/1324-59-0x0000000000260000-0x0000000000270000-memory.dmp

Filesize
64KB

Download
memory/1324-60-0x0000000000450000-0x0000000000499000-memory.dmp

Filesize
292KB

Download
memory/1324-61-0x00000000021C0000-0x00000000022D0000-memory.dmp

Filesize
1.1MB

Download
memory/1324-62-0x0000000002040000-0x00000000021C0000-memory.dmp

Filesize
1.5MB

Download
memory/1324-63-0x0000000001E20000-0x0000000001EC0000-memory.dmp

Filesize
640KB

Download
memory/1324-64-0x0000000001D30000-0x0000000001D35000-memory.dmp

Filesize
20KB

Download
memory/1324-65-0x00000000025C0000-0x00000000025F5000-memory.dmp

Filesize
212KB

Download
memory/1324-55-0x0000000000450000-0x0000000000499000-memory.dmp

Filesize
292KB

Download
memory/1324-67-0x0000000002320000-0x0000000002364000-memory.dmp

Filesize
272KB

Download
memory/1324-58-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1324-69-0x0000000000450000-0x0000000000499000-memory.dmp

Filesize
292KB

Download
memory/1324-74-0x0000000000450000-0x0000000000499000-memory.dmp

Filesize
292KB

Download
memory/1324-77-0x0000000000450000-0x0000000000499000-memory.dmp

Filesize
292KB

Download
memory/1324-79-0x0000000000450000-0x0000000000499000-memory.dmp

Filesize
292KB

Download
memory/1324-54-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

Filesize
8KB

Download
memory/1600-125-0x00000000000D0000-0x0000000000119000-memory.dmp

Filesize
292KB

Download
memory/1600-117-0x00000000000D0000-0x0000000000119000-memory.dmp

Filesize
292KB

Download
memory/1600-114-0x00000000000D0000-0x0000000000119000-memory.dmp

Filesize
292KB

Download
memory/1600-112-0x0000000000000000-mapping.dmp

Download
memory/1608-70-0x0000000000000000-mapping.dmp

Download
memory/1632-73-0x0000000000000000-mapping.dmp

Download
memory/1672-83-0x0000000000070000-0x00000000000B9000-memory.dmp

Filesize
292KB

Download
memory/1672-91-0x00000000755A0000-0x00000000755E7000-memory.dmp

Filesize
284KB

Download
memory/1672-87-0x0000000076710000-0x0000000076745000-memory.dmp

Filesize
212KB

Download
memory/1672-99-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

Filesize
8KB

Download
memory/1672-100-0x0000000077960000-0x0000000077AE0000-memory.dmp

Filesize
1.5MB

Download
memory/1672-101-0x00000000756C0000-0x00000000757D0000-memory.dmp

Filesize
1.1MB

Download
memory/1672-102-0x00000000755A0000-0x00000000755E7000-memory.dmp

Filesize
284KB

Download
memory/1672-103-0x0000000077960000-0x0000000077AE0000-memory.dmp

Filesize
1.5MB

Download
memory/1672-104-0x0000000077960000-0x0000000077AE0000-memory.dmp

Filesize
1.5MB

Download
memory/1672-106-0x0000000077960000-0x0000000077AE0000-memory.dmp

Filesize
1.5MB

Download
memory/1672-105-0x00000000756C0000-0x00000000757D0000-memory.dmp

Filesize
1.1MB

Download
memory/1672-107-0x00000000756C0000-0x00000000757D0000-memory.dmp

Filesize
1.1MB

Download
memory/1672-108-0x0000000077960000-0x0000000077AE0000-memory.dmp

Filesize
1.5MB

Download
memory/1672-109-0x0000000077960000-0x0000000077AE0000-memory.dmp

Filesize
1.5MB

Download
memory/1672-86-0x00000000755A0000-0x00000000755E7000-memory.dmp

Filesize
284KB

Download
memory/1672-80-0x0000000000070000-0x00000000000B9000-memory.dmp

Filesize
292KB

Download
memory/1672-78-0x0000000000000000-mapping.dmp

Download
memory/1672-118-0x0000000000070000-0x00000000000B9000-memory.dmp

Filesize
292KB

Download
memory/1672-119-0x0000000077960000-0x0000000077AE0000-memory.dmp

Filesize
1.5MB

Download
memory/1672-120-0x00000000756C0000-0x00000000757D0000-memory.dmp

Filesize
1.1MB

Download
memory/1672-121-0x00000000755A0000-0x00000000755E7000-memory.dmp

Filesize
284KB

Download
memory/1672-122-0x0000000077960000-0x0000000077AE0000-memory.dmp

Filesize
1.5MB

Download
memory/1672-123-0x0000000077960000-0x0000000077AE0000-memory.dmp

Filesize
1.5MB

Download
memory/1672-124-0x00000000756C0000-0x00000000757D0000-memory.dmp

Filesize
1.1MB

Download
memory/1672-75-0x0000000000070000-0x00000000000B9000-memory.dmp

Filesize
292KB

Download