formbook | ea9fb31aeb057ff8d58e61740eb382ac2edb85171458d18540c9101dd49cfe78

General

Target

PTT056739937pdf.exe
Size

214KB
MD5

52c97485bc35094afb64c8f8bb3945f5
SHA1

7c177d8b33562f5e9c0aadd688b4f9a9e891ed28
SHA256

1762c6b2de63b5d6470fdba19845c0110b60342cccbf2df75ba250c5b730d1ad
SHA512

06a632d6632c51177d31f9c9b5e5beb186abdef61c20b820a67817edb51a30d029e93f86528f94415d2ae77184661f6c2a96af73496a256cdaf76a6a3c7a07c7
SSDEEP

6144:qweEpUjGehdR82Jp83HR4TR66swZIpaDU05thwd7jE0mqYu0pk:bUjTPGvm9cxyrwd7uu0i

Score

10^/10

formbook mr06 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

mr06

Decoy

dreamrose.shop

bamdadlive.com

avastfr.com

aishabolduc.design

nobulldownhill.com

navis.store

paintingsantaclarita.com

wdidfhqo9751ds.link

epilateurlaser.info

expertdoctor.xyz

jtfaqyxo.work

zrexvita.live

coloradomarketingfirm.com

prestigehospitality.solutions

bmayple.com

sea-food.online

mejor-proteccion-es.click

tophatlimitless.buzz

inailshickorycreek.com

tintash-sg.net

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1756-64-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1744-71-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/1744-75-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Executes dropped EXE 2 IoCs

Processes:

voqhrhox.exevoqhrhox.exe

pid process

1104 voqhrhox.exe
1756 voqhrhox.exe
Loads dropped DLL 2 IoCs

Processes:

PTT056739937pdf.exevoqhrhox.exe

pid process

856 PTT056739937pdf.exe
1104 voqhrhox.exe

pid	process
1104	voqhrhox.exe
1756	voqhrhox.exe

pid	process
856	PTT056739937pdf.exe
1104	voqhrhox.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

voqhrhox.exevoqhrhox.exewlanext.exe

description	pid	process	target process
PID 1104 set thread context of 1756	1104	voqhrhox.exe	voqhrhox.exe
PID 1756 set thread context of 1388	1756	voqhrhox.exe	Explorer.EXE
PID 1744 set thread context of 1388	1744	wlanext.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 27 IoCs

Processes:

voqhrhox.exewlanext.exe

pid	process
1756	voqhrhox.exe
1756	voqhrhox.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe
1744	wlanext.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

voqhrhox.exevoqhrhox.exewlanext.exe

pid process

1104 voqhrhox.exe
1756 voqhrhox.exe
1756 voqhrhox.exe
1756 voqhrhox.exe
1744 wlanext.exe
1744 wlanext.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

voqhrhox.exewlanext.exe

description pid process

Token: SeDebugPrivilege 1756 voqhrhox.exe
Token: SeDebugPrivilege 1744 wlanext.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1388 Explorer.EXE
1388 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1388 Explorer.EXE
1388 Explorer.EXE

pid	process
1104	voqhrhox.exe
1756	voqhrhox.exe
1756	voqhrhox.exe
1756	voqhrhox.exe
1744	wlanext.exe
1744	wlanext.exe

description	pid	process
Token: SeDebugPrivilege	1756	voqhrhox.exe
Token: SeDebugPrivilege	1744	wlanext.exe

pid	process
1388	Explorer.EXE
1388	Explorer.EXE

pid	process
1388	Explorer.EXE
1388	Explorer.EXE

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

PTT056739937pdf.exevoqhrhox.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 856 wrote to memory of 1104	856	PTT056739937pdf.exe	voqhrhox.exe
PID 856 wrote to memory of 1104	856	PTT056739937pdf.exe	voqhrhox.exe
PID 856 wrote to memory of 1104	856	PTT056739937pdf.exe	voqhrhox.exe
PID 856 wrote to memory of 1104	856	PTT056739937pdf.exe	voqhrhox.exe
PID 1104 wrote to memory of 1756	1104	voqhrhox.exe	voqhrhox.exe
PID 1104 wrote to memory of 1756	1104	voqhrhox.exe	voqhrhox.exe
PID 1104 wrote to memory of 1756	1104	voqhrhox.exe	voqhrhox.exe
PID 1104 wrote to memory of 1756	1104	voqhrhox.exe	voqhrhox.exe
PID 1104 wrote to memory of 1756	1104	voqhrhox.exe	voqhrhox.exe
PID 1388 wrote to memory of 1744	1388	Explorer.EXE	wlanext.exe
PID 1388 wrote to memory of 1744	1388	Explorer.EXE	wlanext.exe
PID 1388 wrote to memory of 1744	1388	Explorer.EXE	wlanext.exe
PID 1388 wrote to memory of 1744	1388	Explorer.EXE	wlanext.exe
PID 1744 wrote to memory of 1448	1744	wlanext.exe	cmd.exe
PID 1744 wrote to memory of 1448	1744	wlanext.exe	cmd.exe
PID 1744 wrote to memory of 1448	1744	wlanext.exe	cmd.exe
PID 1744 wrote to memory of 1448	1744	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1388

C:\Users\Admin\AppData\Local\Temp\PTT056739937pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PTT056739937pdf.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:856

C:\Users\Admin\AppData\Local\Temp\voqhrhox.exe
"C:\Users\Admin\AppData\Local\Temp\voqhrhox.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1104

C:\Users\Admin\AppData\Local\Temp\voqhrhox.exe
"C:\Users\Admin\AppData\Local\Temp\voqhrhox.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1756

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2044

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\voqhrhox.exe"
3⤵
PID:1448

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\bxpmmv.s
Filesize
5KB

MD5
4f7823afefaa6a9c78a36131fce2cbb4

SHA1
0e496fd3b47e36d19dba3427594444a827ddbb68

SHA256
e79c88c765ff1ab23702b08daafe88f6ccb2feacd78aedeb0cbda18166049dda

SHA512
d72297590763080cf497e2aee24f25481425a95a6000dd78bcc0d2b67d401e3ca8420a50c6190e0dcf57da4d19b8e5e19f6a907f42a593fcd8f96acb02853799

Download Submit
C:\Users\Admin\AppData\Local\Temp\rahej.c
Filesize
185KB

MD5
fbe963b97d7dc514721f06bd00c698a8

SHA1
3e6614491da0ebfc8622bd6391fa6bc3f5df6ef9

SHA256
38b70c9231cc7737d9f5e0fc1a0eef9304e792ed70cf4096067c394ff08a9d73

SHA512
df3f307baae94aba5d39a1a4cb0c6037027f76d5af7cfb902ee92bc17df329478cfc1aabe5c9c9f41ca53bcaa77178a6353bba5e114984a28d97e2cf84ea722f

Download Submit
C:\Users\Admin\AppData\Local\Temp\voqhrhox.exe
Filesize
7KB

MD5
9a89e0a0537301f23735b1c3ced7c6bf

SHA1
ee116a9c51813fa158c072a6d41af3b263e53f99

SHA256
cbff760e19d7f26458e9a0c92f4375b1d60f7a8de748d67e63902b9878f513af

SHA512
ed342e26938b6d1707feb89766fb079952801d8ccbe5d6f6981a7d4a9e76f62beca49614cede48ce5959e09cc9f21598802fa7f8023ce03ed21f80621665c93a

Download Submit
C:\Users\Admin\AppData\Local\Temp\voqhrhox.exe
Filesize
7KB

MD5
9a89e0a0537301f23735b1c3ced7c6bf

SHA1
ee116a9c51813fa158c072a6d41af3b263e53f99

SHA256
cbff760e19d7f26458e9a0c92f4375b1d60f7a8de748d67e63902b9878f513af

SHA512
ed342e26938b6d1707feb89766fb079952801d8ccbe5d6f6981a7d4a9e76f62beca49614cede48ce5959e09cc9f21598802fa7f8023ce03ed21f80621665c93a

Download Submit
C:\Users\Admin\AppData\Local\Temp\voqhrhox.exe
Filesize
7KB

MD5
9a89e0a0537301f23735b1c3ced7c6bf

SHA1
ee116a9c51813fa158c072a6d41af3b263e53f99

SHA256
cbff760e19d7f26458e9a0c92f4375b1d60f7a8de748d67e63902b9878f513af

SHA512
ed342e26938b6d1707feb89766fb079952801d8ccbe5d6f6981a7d4a9e76f62beca49614cede48ce5959e09cc9f21598802fa7f8023ce03ed21f80621665c93a

Download Submit
\Users\Admin\AppData\Local\Temp\voqhrhox.exe
Filesize
7KB

MD5
9a89e0a0537301f23735b1c3ced7c6bf

SHA1
ee116a9c51813fa158c072a6d41af3b263e53f99

SHA256
cbff760e19d7f26458e9a0c92f4375b1d60f7a8de748d67e63902b9878f513af

SHA512
ed342e26938b6d1707feb89766fb079952801d8ccbe5d6f6981a7d4a9e76f62beca49614cede48ce5959e09cc9f21598802fa7f8023ce03ed21f80621665c93a

Download Submit
\Users\Admin\AppData\Local\Temp\voqhrhox.exe
Filesize
7KB

MD5
9a89e0a0537301f23735b1c3ced7c6bf

SHA1
ee116a9c51813fa158c072a6d41af3b263e53f99

SHA256
cbff760e19d7f26458e9a0c92f4375b1d60f7a8de748d67e63902b9878f513af

SHA512
ed342e26938b6d1707feb89766fb079952801d8ccbe5d6f6981a7d4a9e76f62beca49614cede48ce5959e09cc9f21598802fa7f8023ce03ed21f80621665c93a

Download Submit
memory/856-54-0x0000000075D01000-0x0000000075D03000-memory.dmp

Filesize
8KB

Download
memory/1104-56-0x0000000000000000-mapping.dmp

Download
memory/1388-67-0x0000000006EC0000-0x000000000703D000-memory.dmp

Filesize
1.5MB

Download
memory/1388-76-0x0000000004B70000-0x0000000004C22000-memory.dmp

Filesize
712KB

Download
memory/1388-74-0x0000000004B70000-0x0000000004C22000-memory.dmp

Filesize
712KB

Download
memory/1448-69-0x0000000000000000-mapping.dmp

Download
memory/1744-68-0x0000000000000000-mapping.dmp

Download
memory/1744-70-0x0000000000ED0000-0x0000000000EE6000-memory.dmp

Filesize
88KB

Download
memory/1744-71-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1744-72-0x0000000000B00000-0x0000000000E03000-memory.dmp

Filesize
3.0MB

Download
memory/1744-73-0x00000000008D0000-0x0000000000963000-memory.dmp

Filesize
588KB

Download
memory/1744-75-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1756-66-0x00000000001C0000-0x00000000001D4000-memory.dmp

Filesize
80KB

Download
memory/1756-65-0x0000000000B10000-0x0000000000E13000-memory.dmp

Filesize
3.0MB

Download
memory/1756-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1756-62-0x000000000041F140-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads