formbook | 77ed29ab8aa9da3669874c3f49e81c581105a981e8537a78382dc69e043943a6

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
15-03-2023 09:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEWCUSTOMER-PDF.exe
Size

762KB
MD5

d0c1e2d3400adbc801fb564688620041
SHA1

499c664b4170c484c661286d02135186ae5e77f8
SHA256

77ed29ab8aa9da3669874c3f49e81c581105a981e8537a78382dc69e043943a6
SHA512

28a8dde829add33a2550e668461e2b1899982ae49c9733dc29118a2ce8bcff8903924049fcb964e6b6faee41b303c49decda52de9c08b6349d2dcc16c08a9c74
SSDEEP

12288:ZCvwk/wjZBHYBcLnCdP9+V7ywfxxM+fd6BVvhazSUQxHIugLrxhS/ESBoYXJGRTw:ZCvwIkBaf+RTG+fdifRFgLjS/7nJT

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 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2052-146-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2052-182-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2232-188-0x0000000000700000-0x000000000072F000-memory.dmp	formbook
behavioral2/memory/2232-191-0x0000000000700000-0x000000000072F000-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:

NEWCUSTOMER-PDF.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	NEWCUSTOMER-PDF.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

Suspicious use of SetThreadContext 3 IoCs

Processes:

NEWCUSTOMER-PDF.exeNEWCUSTOMER-PDF.exeWWAHost.exe

description	pid	process	target process
PID 3244 set thread context of 2052	3244	NEWCUSTOMER-PDF.exe	NEWCUSTOMER-PDF.exe
PID 2052 set thread context of 2812	2052	NEWCUSTOMER-PDF.exe	Explorer.EXE
PID 2232 set thread context of 2812	2232	WWAHost.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
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

4024 schtasks.exe

pid	process
4024	schtasks.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

WWAHost.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	WWAHost.exe

Suspicious behavior: EnumeratesProcesses 44 IoCs

Processes:

powershell.exeNEWCUSTOMER-PDF.exeWWAHost.exe

pid	process
5036	powershell.exe
2052	NEWCUSTOMER-PDF.exe
2052	NEWCUSTOMER-PDF.exe
2052	NEWCUSTOMER-PDF.exe
2052	NEWCUSTOMER-PDF.exe
5036	powershell.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2812 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

NEWCUSTOMER-PDF.exeWWAHost.exe

pid process

2052 NEWCUSTOMER-PDF.exe
2052 NEWCUSTOMER-PDF.exe
2052 NEWCUSTOMER-PDF.exe
2232 WWAHost.exe
2232 WWAHost.exe
2232 WWAHost.exe
2232 WWAHost.exe

pid	process
2812	Explorer.EXE

pid	process
2052	NEWCUSTOMER-PDF.exe
2052	NEWCUSTOMER-PDF.exe
2052	NEWCUSTOMER-PDF.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe
2232	WWAHost.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

Processes:

powershell.exeNEWCUSTOMER-PDF.exeWWAHost.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	5036	powershell.exe
Token: SeDebugPrivilege	2052	NEWCUSTOMER-PDF.exe
Token: SeDebugPrivilege	2232	WWAHost.exe
Token: SeShutdownPrivilege	2812	Explorer.EXE
Token: SeCreatePagefilePrivilege	2812	Explorer.EXE
Token: SeShutdownPrivilege	2812	Explorer.EXE
Token: SeCreatePagefilePrivilege	2812	Explorer.EXE
Token: SeShutdownPrivilege	2812	Explorer.EXE
Token: SeCreatePagefilePrivilege	2812	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

NEWCUSTOMER-PDF.exeExplorer.EXEWWAHost.exe

description	pid	process	target process
PID 3244 wrote to memory of 5036	3244	NEWCUSTOMER-PDF.exe	powershell.exe
PID 3244 wrote to memory of 5036	3244	NEWCUSTOMER-PDF.exe	powershell.exe
PID 3244 wrote to memory of 5036	3244	NEWCUSTOMER-PDF.exe	powershell.exe
PID 3244 wrote to memory of 4024	3244	NEWCUSTOMER-PDF.exe	schtasks.exe
PID 3244 wrote to memory of 4024	3244	NEWCUSTOMER-PDF.exe	schtasks.exe
PID 3244 wrote to memory of 4024	3244	NEWCUSTOMER-PDF.exe	schtasks.exe
PID 3244 wrote to memory of 2052	3244	NEWCUSTOMER-PDF.exe	NEWCUSTOMER-PDF.exe
PID 3244 wrote to memory of 2052	3244	NEWCUSTOMER-PDF.exe	NEWCUSTOMER-PDF.exe
PID 3244 wrote to memory of 2052	3244	NEWCUSTOMER-PDF.exe	NEWCUSTOMER-PDF.exe
PID 3244 wrote to memory of 2052	3244	NEWCUSTOMER-PDF.exe	NEWCUSTOMER-PDF.exe
PID 3244 wrote to memory of 2052	3244	NEWCUSTOMER-PDF.exe	NEWCUSTOMER-PDF.exe
PID 3244 wrote to memory of 2052	3244	NEWCUSTOMER-PDF.exe	NEWCUSTOMER-PDF.exe
PID 2812 wrote to memory of 2232	2812	Explorer.EXE	WWAHost.exe
PID 2812 wrote to memory of 2232	2812	Explorer.EXE	WWAHost.exe
PID 2812 wrote to memory of 2232	2812	Explorer.EXE	WWAHost.exe
PID 2232 wrote to memory of 2324	2232	WWAHost.exe	cmd.exe
PID 2232 wrote to memory of 2324	2232	WWAHost.exe	cmd.exe
PID 2232 wrote to memory of 2324	2232	WWAHost.exe	cmd.exe
PID 2232 wrote to memory of 752	2232	WWAHost.exe	Firefox.exe
PID 2232 wrote to memory of 752	2232	WWAHost.exe	Firefox.exe
PID 2232 wrote to memory of 752	2232	WWAHost.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2812

C:\Users\Admin\AppData\Local\Temp\NEWCUSTOMER-PDF.exe
"C:\Users\Admin\AppData\Local\Temp\NEWCUSTOMER-PDF.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3244

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UdaCiZJIbbVG.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5036

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UdaCiZJIbbVG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6755.tmp"
3⤵
- Creates scheduled task(s)
PID:4024

C:\Users\Admin\AppData\Local\Temp\NEWCUSTOMER-PDF.exe
"C:\Users\Admin\AppData\Local\Temp\NEWCUSTOMER-PDF.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2052

C:\Windows\SysWOW64\WWAHost.exe
"C:\Windows\SysWOW64\WWAHost.exe"
2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2232

C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
3⤵
PID:2324

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:752

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
46KB

MD5
02d2c46697e3714e49f46b680b9a6b83

SHA1
84f98b56d49f01e9b6b76a4e21accf64fd319140

SHA256
522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

SHA512
60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4yhfgrxi.n4o.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6755.tmp
Filesize
1KB

MD5
acc589cd2ea2e810c5f3a5911ac7b1fd

SHA1
8d2e534bc285fc04b180ab3905aae2a23b019729

SHA256
dff5dc9ad4415a918c72ab217d1c15cecae23aa62a755d0db83dd97822b41f8c

SHA512
5e61b2385b82c5592b1d9aed8d5cde9c135fdc5c3a8fd18d377f3e6e6a48dd5fc44800269181bb661894ec3e33087e63d10ae8e529a5fab8a8978e1092ecf6fa

Download Submit
C:\Users\Admin\AppData\Roaming\5M25R11A\5M2logim.jpeg
Filesize
84KB

MD5
a705ac6b3efbef7db53e22c11a9570b4

SHA1
085afa96737bcbec178f5d55d5e96f4ac2cfc7d4

SHA256
28adee30173f1462133ca5ebf96488cd8d7f1401bb497ffd3e32a527e5336606

SHA512
8b132fc2e961d5242090e5b01ec3f54f088e3c3a585dcb71aa70c481bb12e321804454f79857ce40afc779cca69d22b7f522b085677d7c7e598f672c70ce204c

Download Submit
C:\Users\Admin\AppData\Roaming\5M25R11A\5M2logrf.ini
Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\5M25R11A\5M2logrg.ini
Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\5M25R11A\5M2logri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\5M25R11A\5M2logrv.ini
Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
C:\Users\Admin\AppData\Roaming\5M25R11A\5M2logrv.ini
Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/2052-166-0x00000000010F0000-0x0000000001105000-memory.dmp

Filesize
84KB

Download
memory/2052-146-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2052-182-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2052-165-0x00000000015B0000-0x00000000018FA000-memory.dmp

Filesize
3.3MB

Download
memory/2232-191-0x0000000000700000-0x000000000072F000-memory.dmp

Filesize
188KB

Download
memory/2232-193-0x00000000015C0000-0x000000000190A000-memory.dmp

Filesize
3.3MB

Download
memory/2232-184-0x0000000000110000-0x00000000001EC000-memory.dmp

Filesize
880KB

Download
memory/2232-188-0x0000000000700000-0x000000000072F000-memory.dmp

Filesize
188KB

Download
memory/2232-181-0x0000000000110000-0x00000000001EC000-memory.dmp

Filesize
880KB

Download
memory/2232-213-0x00000000014E0000-0x0000000001574000-memory.dmp

Filesize
592KB

Download
memory/2812-215-0x0000000008D00000-0x0000000008E14000-memory.dmp

Filesize
1.1MB

Download
memory/2812-167-0x0000000003780000-0x0000000003834000-memory.dmp

Filesize
720KB

Download
memory/2812-214-0x0000000008D00000-0x0000000008E14000-memory.dmp

Filesize
1.1MB

Download
memory/2812-218-0x0000000008D00000-0x0000000008E14000-memory.dmp

Filesize
1.1MB

Download
memory/3244-139-0x0000000007080000-0x000000000711C000-memory.dmp

Filesize
624KB

Download
memory/3244-135-0x0000000005790000-0x0000000005822000-memory.dmp

Filesize
584KB

Download
memory/3244-134-0x0000000005D40000-0x00000000062E4000-memory.dmp

Filesize
5.6MB

Download
memory/3244-136-0x0000000005740000-0x000000000574A000-memory.dmp

Filesize
40KB

Download
memory/3244-133-0x0000000000CC0000-0x0000000000D84000-memory.dmp

Filesize
784KB

Download
memory/3244-137-0x0000000005960000-0x0000000005970000-memory.dmp

Filesize
64KB

Download
memory/3244-138-0x0000000005960000-0x0000000005970000-memory.dmp

Filesize
64KB

Download
memory/5036-150-0x00000000025C0000-0x00000000025D0000-memory.dmp

Filesize
64KB

Download
memory/5036-189-0x000000007FA40000-0x000000007FA50000-memory.dmp

Filesize
64KB

Download
memory/5036-187-0x00000000070A0000-0x00000000070AA000-memory.dmp

Filesize
40KB

Download
memory/5036-190-0x00000000072B0000-0x0000000007346000-memory.dmp

Filesize
600KB

Download
memory/5036-186-0x0000000007030000-0x000000000704A000-memory.dmp

Filesize
104KB

Download
memory/5036-185-0x0000000007670000-0x0000000007CEA000-memory.dmp

Filesize
6.5MB

Download
memory/5036-180-0x00000000062E0000-0x00000000062FE000-memory.dmp

Filesize
120KB

Download
memory/5036-201-0x0000000007260000-0x000000000726E000-memory.dmp

Filesize
56KB

Download
memory/5036-202-0x0000000007370000-0x000000000738A000-memory.dmp

Filesize
104KB

Download
memory/5036-203-0x0000000007350000-0x0000000007358000-memory.dmp

Filesize
32KB

Download
memory/5036-170-0x0000000071480000-0x00000000714CC000-memory.dmp

Filesize
304KB

Download
memory/5036-169-0x0000000006CF0000-0x0000000006D22000-memory.dmp

Filesize
200KB

Download
memory/5036-168-0x00000000025C0000-0x00000000025D0000-memory.dmp

Filesize
64KB

Download
memory/5036-164-0x0000000005D30000-0x0000000005D4E000-memory.dmp

Filesize
120KB

Download
memory/5036-153-0x00000000056F0000-0x0000000005756000-memory.dmp

Filesize
408KB

Download
memory/5036-152-0x0000000005610000-0x0000000005676000-memory.dmp

Filesize
408KB

Download
memory/5036-151-0x0000000004E60000-0x0000000004E82000-memory.dmp

Filesize
136KB

Download
memory/5036-149-0x00000000025C0000-0x00000000025D0000-memory.dmp

Filesize
64KB

Download
memory/5036-147-0x0000000004FE0000-0x0000000005608000-memory.dmp

Filesize
6.2MB

Download
memory/5036-144-0x0000000002420000-0x0000000002456000-memory.dmp

Filesize
216KB

Download