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
behavioral2/memory/4528-146-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

description	pid	process	target process
PID 992 set thread context of 4528	992	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

3892 schtasks.exe

pid	process
3892	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exe6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

pid	process
4960	powershell.exe
4528	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
4528	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
4960	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4960 powershell.exe

description	pid	process
Token: SeDebugPrivilege	4960	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

description	pid	process	target process
PID 992 wrote to memory of 4960	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	powershell.exe
PID 992 wrote to memory of 4960	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	powershell.exe
PID 992 wrote to memory of 4960	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	powershell.exe
PID 992 wrote to memory of 3892	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	schtasks.exe
PID 992 wrote to memory of 3892	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	schtasks.exe
PID 992 wrote to memory of 3892	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	schtasks.exe
PID 992 wrote to memory of 4528	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 992 wrote to memory of 4528	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 992 wrote to memory of 4528	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 992 wrote to memory of 4528	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 992 wrote to memory of 4528	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
PID 992 wrote to memory of 4528	992	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe	6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe

C:\Users\Admin\AppData\Local\Temp\6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
"C:\Users\Admin\AppData\Local\Temp\6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:992

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:4960

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bnkxjKJQutT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2CFB.tmp"
2⤵
- Creates scheduled task(s)
PID:3892

C:\Users\Admin\AppData\Local\Temp\6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe
"C:\Users\Admin\AppData\Local\Temp\6fb6a2160d5ceeef3420d09b7156d35e403ba7098bc0bdcadc9e721de1b3d5af.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4528

Network

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_e5vn4ssp.h40.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2CFB.tmp
Filesize
1KB

MD5
ab926b664b87120c8f61996622bf6fba

SHA1
757f25ad4552a3990f9f8f81194ce0726c8f1de5

SHA256
388b1e50bfd995ae48cf02afbbdf15d286fa021004f4aa468a9a7acf1e506c5a

SHA512
d183aa34e6fe66e17bb635261915020430811004f2c226969369665717ec38f4c11b7609559b5510cd580f58c5e2e5d7b697547210cddcbd12a3c6ee966d6fe0

Download Submit
memory/992-133-0x00000000007F0000-0x00000000008E4000-memory.dmp

Filesize
976KB

Download
memory/992-134-0x0000000005860000-0x0000000005E04000-memory.dmp

Filesize
5.6MB

Download
memory/992-135-0x00000000052B0000-0x0000000005342000-memory.dmp

Filesize
584KB

Download
memory/992-136-0x0000000005290000-0x000000000529A000-memory.dmp

Filesize
40KB

Download
memory/992-137-0x0000000006920000-0x00000000069BC000-memory.dmp

Filesize
624KB

Download
memory/992-138-0x00000000054A0000-0x00000000054B0000-memory.dmp

Filesize
64KB

Download
memory/992-139-0x00000000054A0000-0x00000000054B0000-memory.dmp

Filesize
64KB

Download
memory/4528-159-0x00000000019A0000-0x0000000001CEA000-memory.dmp

Filesize
3.3MB

Download
memory/4528-146-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4960-157-0x0000000005900000-0x0000000005966000-memory.dmp

Filesize
408KB

Download
memory/4960-166-0x0000000071230000-0x000000007127C000-memory.dmp

Filesize
304KB

Download
memory/4960-151-0x0000000005120000-0x0000000005142000-memory.dmp

Filesize
136KB

Download
memory/4960-150-0x00000000026B0000-0x00000000026C0000-memory.dmp

Filesize
64KB

Download
memory/4960-147-0x00000000051E0000-0x0000000005808000-memory.dmp

Filesize
6.2MB

Download
memory/4960-158-0x0000000005970000-0x00000000059D6000-memory.dmp

Filesize
408KB

Download
memory/4960-144-0x0000000002700000-0x0000000002736000-memory.dmp

Filesize
216KB

Download
memory/4960-164-0x0000000005FF0000-0x000000000600E000-memory.dmp

Filesize
120KB

Download
memory/4960-165-0x00000000065C0000-0x00000000065F2000-memory.dmp

Filesize
200KB

Download
memory/4960-149-0x00000000026B0000-0x00000000026C0000-memory.dmp

Filesize
64KB

Download
memory/4960-176-0x00000000065A0000-0x00000000065BE000-memory.dmp

Filesize
120KB

Download
memory/4960-177-0x00000000026B0000-0x00000000026C0000-memory.dmp

Filesize
64KB

Download
memory/4960-178-0x000000007FDE0000-0x000000007FDF0000-memory.dmp

Filesize
64KB

Download
memory/4960-179-0x0000000007940000-0x0000000007FBA000-memory.dmp

Filesize
6.5MB

Download
memory/4960-180-0x00000000072F0000-0x000000000730A000-memory.dmp

Filesize
104KB

Download
memory/4960-181-0x0000000007360000-0x000000000736A000-memory.dmp

Filesize
40KB

Download
memory/4960-182-0x0000000007570000-0x0000000007606000-memory.dmp

Filesize
600KB

Download
memory/4960-183-0x0000000007520000-0x000000000752E000-memory.dmp

Filesize
56KB

Download
memory/4960-184-0x0000000007630000-0x000000000764A000-memory.dmp

Filesize
104KB

Download
memory/4960-185-0x0000000007610000-0x0000000007618000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads