formbook | 1838fa7643bf6969dc148db531f8c006ecb70868d96d3e27dbb52edd59d96719

General

Target

order pdf.exe
Size

1.9MB
MD5

5fef369ad1f4b213b832f6ded2a9af31
SHA1

0c9579a45f5d8b7c207a292c20b6dabbbe7671c6
SHA256

f4511d5d7fcb86cd5c810c8700f755dcbb6eddc3bf0dfb32ea033e864db68626
SHA512

253f8c927a0215977f4b67a6e0863de55901cd09b3c311a2f4c5e2fc03dcd25cc86df4f907cb82e8154b6e71e24fbd5e5dbb4a7811bc2a34d96847f2a57692c7

Score

10^/10

formbook n7ak persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

Decoy

audereventur.com

huro14.com

wwwjinsha155.com

antiquevendor.com

samuraisoulfood.net

traffic4updates.download

hypersarv.com

rapport-happy-wedding.com

rokutechnosupport.online

allworljob.com

hanaleedossmann.com

kauai-marathon.com

bepbosch.com

kangen-international.com

zoneshopemenowz.com

belviderewrestling.com

ipllink.com

sellingforcreators.com

wwwswty6655.com

qtumboa.com

Signatures

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

Formbook Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/64-138-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral2/memory/1996-140-0x00000000013A0000-0x00000000013CD000-memory.dmp	formbook

Drops startup file 1 IoCs

Processes:

order pdf.exe

description ioc process

File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.url order 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

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.url	order pdf.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

netsh.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\XPDX-6PP0 = "C:\\Program Files (x86)\\Uxlrhi0\\krotandxp8vh.exe"	netsh.exe
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	netsh.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

order pdf.exeorder pdf.exenetsh.exe

description	pid	process	target process
PID 3184 set thread context of 64	3184	order pdf.exe	order pdf.exe
PID 64 set thread context of 1552	64	order pdf.exe	Explorer.EXE
PID 1996 set thread context of 1552	1996	netsh.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

netsh.exe

description ioc process

File opened for modification C:\Program Files (x86)\Uxlrhi0\krotandxp8vh.exe netsh.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Uxlrhi0\krotandxp8vh.exe	netsh.exe

Drops file in Windows directory 6 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

netsh.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	netsh.exe

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

order pdf.exenetsh.exe

pid	process
64	order pdf.exe
64	order pdf.exe
64	order pdf.exe
64	order pdf.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1552 Explorer.EXE
Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

order pdf.exeorder pdf.exenetsh.exe

pid process

3184 order pdf.exe
64 order pdf.exe
64 order pdf.exe
64 order pdf.exe
1996 netsh.exe
1996 netsh.exe
1996 netsh.exe
1996 netsh.exe

pid	process
1552	Explorer.EXE

pid	process
3184	order pdf.exe
64	order pdf.exe
64	order pdf.exe
64	order pdf.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe
1996	netsh.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

Processes:

svchost.exeorder pdf.exenetsh.exeExplorer.EXE

description	pid	process
Token: SeShutdownPrivilege	3244	svchost.exe
Token: SeCreatePagefilePrivilege	3244	svchost.exe
Token: SeShutdownPrivilege	3244	svchost.exe
Token: SeCreatePagefilePrivilege	3244	svchost.exe
Token: SeShutdownPrivilege	3244	svchost.exe
Token: SeCreatePagefilePrivilege	3244	svchost.exe
Token: SeDebugPrivilege	64	order pdf.exe
Token: SeDebugPrivilege	1996	netsh.exe
Token: SeShutdownPrivilege	1552	Explorer.EXE
Token: SeCreatePagefilePrivilege	1552	Explorer.EXE
Token: SeShutdownPrivilege	1552	Explorer.EXE
Token: SeCreatePagefilePrivilege	1552	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

order pdf.exe

pid process

3184 order pdf.exe
3184 order pdf.exe
3184 order pdf.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

order pdf.exe

pid process

3184 order pdf.exe
3184 order pdf.exe
3184 order pdf.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

1552 Explorer.EXE

pid	process
3184	order pdf.exe
3184	order pdf.exe
3184	order pdf.exe

pid	process
3184	order pdf.exe
3184	order pdf.exe
3184	order pdf.exe

pid	process
1552	Explorer.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

order pdf.exeExplorer.EXEnetsh.exe

description	pid	process	target process
PID 3184 wrote to memory of 64	3184	order pdf.exe	order pdf.exe
PID 3184 wrote to memory of 64	3184	order pdf.exe	order pdf.exe
PID 3184 wrote to memory of 64	3184	order pdf.exe	order pdf.exe
PID 3184 wrote to memory of 64	3184	order pdf.exe	order pdf.exe
PID 1552 wrote to memory of 1996	1552	Explorer.EXE	netsh.exe
PID 1552 wrote to memory of 1996	1552	Explorer.EXE	netsh.exe
PID 1552 wrote to memory of 1996	1552	Explorer.EXE	netsh.exe
PID 1996 wrote to memory of 3708	1996	netsh.exe	cmd.exe
PID 1996 wrote to memory of 3708	1996	netsh.exe	cmd.exe
PID 1996 wrote to memory of 3708	1996	netsh.exe	cmd.exe
PID 1996 wrote to memory of 1900	1996	netsh.exe	cmd.exe
PID 1996 wrote to memory of 1900	1996	netsh.exe	cmd.exe
PID 1996 wrote to memory of 1900	1996	netsh.exe	cmd.exe
PID 1996 wrote to memory of 540	1996	netsh.exe	Firefox.exe
PID 1996 wrote to memory of 540	1996	netsh.exe	Firefox.exe
PID 1996 wrote to memory of 540	1996	netsh.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1552

C:\Users\Admin\AppData\Local\Temp\order pdf.exe
"C:\Users\Admin\AppData\Local\Temp\order pdf.exe"
2⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3184

C:\Users\Admin\AppData\Local\Temp\order pdf.exe
"C:\Users\Admin\AppData\Local\Temp\order pdf.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:64

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\SysWOW64\netsh.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1996

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\order pdf.exe"
3⤵
PID:3708

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:1900

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:540

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3244

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\DB1
MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologim.jpeg
MD5
2e64e717a8d9fffb43f2f3e8c1b46b51

SHA1
9767f1201d4e15097b6378f8297559929ecff762

SHA256
bbcd1f8305678a5f0eb24219ac8ae5eb8c40881e3982959e3f9e535b20ceeccf

SHA512
e27798524fc15bca7a6f21f94541f18987369b0ea418faca9d6bb327e095387e5f24ded040b3691c703d612ab64a0fe99b52af00d12ffa8d44bb23d645bb10c4

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologrf.ini
MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologrg.ini
MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologri.ini
MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologrv.ini
MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/64-135-0x000000000041E000-0x000000000041F000-memory.dmp

Filesize
4KB

Download
memory/64-136-0x0000000001F30000-0x0000000001F44000-memory.dmp

Filesize
80KB

Download
memory/64-138-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/64-134-0x0000000001BC0000-0x0000000001F0A000-memory.dmp

Filesize
3.3MB

Download
memory/1552-143-0x0000000008030000-0x00000000080CF000-memory.dmp

Filesize
636KB

Download
memory/1552-137-0x0000000007B20000-0x0000000007C2D000-memory.dmp

Filesize
1.1MB

Download
memory/1996-139-0x00000000017A0000-0x00000000017BE000-memory.dmp

Filesize
120KB

Download
memory/1996-142-0x00000000020B0000-0x0000000002143000-memory.dmp

Filesize
588KB

Download
memory/1996-141-0x0000000001CC0000-0x000000000200A000-memory.dmp

Filesize
3.3MB

Download
memory/1996-140-0x00000000013A0000-0x00000000013CD000-memory.dmp

Filesize
180KB

Download
memory/3184-133-0x0000000000CD0000-0x0000000000CFD000-memory.dmp

Filesize
180KB

Download
memory/3244-130-0x0000029769790000-0x00000297697A0000-memory.dmp

Filesize
64KB

Download
memory/3244-132-0x000002976C410000-0x000002976C414000-memory.dmp

Filesize
16KB

Download
memory/3244-131-0x0000029769EE0000-0x0000029769EF0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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