formbook | 76d03562610a6bb9d1d35ca0635a7c3d863af4995ddc2c674789380d103e8a69

General

Target

6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
Size

948KB
MD5

72be1dd76472cba29a36135e882526fe
SHA1

be4b041b0c21162e389f4a9a1620fda5e0050713
SHA256

6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af
SHA512

67ed20a8ba6c464d2abccf06b6a1af5215645a8812672f39b499ae52419b361d74065ebcfe3f9fb933722969619fb17e298a53898551953b00bc5c620e5587bc
SSDEEP

24576:jDKmIirBQVM3P06E+eaioYJjkVxOCAEzh:j2mIqq6fqBaioY2oCAK

Score

10^/10

formbook h3sc rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

h3sc

Decoy

seemessage.com

bitlab.website

cheesestuff.ru

bhartiyafitness.com

bardapps.com

l7a4.com

chiara-samatanga.com

lesrollintioup.com

dropwc.com

mackey242.com

rackksfresheggs.com

thinkvlog.com

aidmedicalassist.com

firehousepickleball.net

sifreyonetici.com

teka-mart.com

ddttzone.xyz

macfeeupdate.com

ivocastillo.com

serjayparks.com

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/816-71-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

description	pid	process	target process
PID 1416 set thread context of 816	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1756 schtasks.exe

pid	process
1756	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exepowershell.exe6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

pid	process
1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
1208	powershell.exe
816	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
Token: SeDebugPrivilege	1208	powershell.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

description	pid	process	target process
PID 1416 wrote to memory of 1208	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	powershell.exe
PID 1416 wrote to memory of 1208	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	powershell.exe
PID 1416 wrote to memory of 1208	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	powershell.exe
PID 1416 wrote to memory of 1208	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	powershell.exe
PID 1416 wrote to memory of 1756	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	schtasks.exe
PID 1416 wrote to memory of 1756	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	schtasks.exe
PID 1416 wrote to memory of 1756	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	schtasks.exe
PID 1416 wrote to memory of 1756	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	schtasks.exe
PID 1416 wrote to memory of 1532	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 1416 wrote to memory of 1532	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 1416 wrote to memory of 1532	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 1416 wrote to memory of 1532	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 1416 wrote to memory of 816	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 1416 wrote to memory of 816	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 1416 wrote to memory of 816	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 1416 wrote to memory of 816	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 1416 wrote to memory of 816	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 1416 wrote to memory of 816	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 1416 wrote to memory of 816	1416	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

C:\Users\Admin\AppData\Local\Temp\6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
"C:\Users\Admin\AppData\Local\Temp\6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1416

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bnkxjKJQutT.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1208

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bnkxjKJQutT" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAB1F.tmp"
2⤵
- Creates scheduled task(s)
PID:1756

C:\Users\Admin\AppData\Local\Temp\6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
"C:\Users\Admin\AppData\Local\Temp\6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe"
2⤵
PID:1532

C:\Users\Admin\AppData\Local\Temp\6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
"C:\Users\Admin\AppData\Local\Temp\6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:816

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

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\tmpAB1F.tmp
Filesize
1KB

MD5
7324bd403cc5c2264d23ef6bc24a3b7b

SHA1
33b5783950e4d87349428f2666ed8565c3dc77bc

SHA256
f04707221c6bc87c8c6cb1bf561a7c409331244b6500aa764782e8fae7d0af03

SHA512
b2db3ef97cf700e3024db82b267da1b117f6a8ab5337e3d192476538bbcb4070c3d4e534c087c81211d2fc2ca7b84e4e33bfc560525f0946eb912bd5071d60ad

Download Submit
memory/816-69-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/816-71-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/816-72-0x0000000000830000-0x0000000000B33000-memory.dmp

Filesize
3.0MB

Download
memory/816-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/816-68-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1208-73-0x00000000026F0000-0x0000000002730000-memory.dmp

Filesize
256KB

Download
memory/1208-74-0x00000000026F0000-0x0000000002730000-memory.dmp

Filesize
256KB

Download
memory/1416-55-0x0000000004D80000-0x0000000004DC0000-memory.dmp

Filesize
256KB

Download
memory/1416-67-0x0000000004D10000-0x0000000004D50000-memory.dmp

Filesize
256KB

Download
memory/1416-59-0x0000000005480000-0x0000000005538000-memory.dmp

Filesize
736KB

Download
memory/1416-54-0x0000000001080000-0x0000000001174000-memory.dmp

Filesize
976KB

Download
memory/1416-58-0x00000000004D0000-0x00000000004DC000-memory.dmp

Filesize
48KB

Download
memory/1416-56-0x00000000004B0000-0x00000000004C4000-memory.dmp

Filesize
80KB

Download
memory/1416-57-0x0000000004D80000-0x0000000004DC0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads