formbook | de9d32e10118cdc282e1e20d42c53c061f0d9c727c88af95f8d9059ea163e2f6

General

Target

order pdf.exe
Size

906KB
MD5

69802992de34a4988baf0045a2d1dccf
SHA1

5a568d6d7a56a1f1bd81a6dd5a7487a7b7b6dff3
SHA256

de9d32e10118cdc282e1e20d42c53c061f0d9c727c88af95f8d9059ea163e2f6
SHA512

a1a5e73f86ab933256a3689c1ad06f17534a06ac0cc8446a5e23c462e787d56b9887399660823ebfed7b0069745624e48a8acd1575e98efcb273dbe006dfe202

Score

10^/10

formbook persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.joomlas123.info/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 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/452-66-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/452-69-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral1/memory/960-76-0x00000000000A0000-0x00000000000CD000-memory.dmp	formbook

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\9R0DZLAXG = "C:\\Program Files (x86)\\Uplsp4zi\\updateyxnhgb.exe"	rundll32.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

secinit.exerundll32.exe

description	pid	process	target process
PID 452 set thread context of 1244	452	secinit.exe	Explorer.EXE
PID 960 set thread context of 1244	960	rundll32.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Program Files (x86)\Uplsp4zi\updateyxnhgb.exe rundll32.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Uplsp4zi\updateyxnhgb.exe	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2455352368-1077083310-2879168483-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	rundll32.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

secinit.exerundll32.exe

pid	process
452	secinit.exe
452	secinit.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe
960	rundll32.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

secinit.exerundll32.exe

pid process

452 secinit.exe
452 secinit.exe
452 secinit.exe
960 rundll32.exe
960 rundll32.exe
960 rundll32.exe
960 rundll32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

secinit.exerundll32.exe

description pid process

Token: SeDebugPrivilege 452 secinit.exe
Token: SeDebugPrivilege 960 rundll32.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1244 Explorer.EXE
1244 Explorer.EXE
1244 Explorer.EXE
1244 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1244 Explorer.EXE
1244 Explorer.EXE
1244 Explorer.EXE
1244 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	452	secinit.exe
Token: SeDebugPrivilege	960	rundll32.exe

pid	process
1244	Explorer.EXE
1244	Explorer.EXE
1244	Explorer.EXE
1244	Explorer.EXE

pid	process
1244	Explorer.EXE
1244	Explorer.EXE
1244	Explorer.EXE
1244	Explorer.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

order pdf.exeExplorer.EXErundll32.exe

description	pid	process	target process
PID 1632 wrote to memory of 452	1632	order pdf.exe	secinit.exe
PID 1632 wrote to memory of 452	1632	order pdf.exe	secinit.exe
PID 1632 wrote to memory of 452	1632	order pdf.exe	secinit.exe
PID 1632 wrote to memory of 452	1632	order pdf.exe	secinit.exe
PID 1632 wrote to memory of 452	1632	order pdf.exe	secinit.exe
PID 1632 wrote to memory of 452	1632	order pdf.exe	secinit.exe
PID 1632 wrote to memory of 452	1632	order pdf.exe	secinit.exe
PID 1244 wrote to memory of 960	1244	Explorer.EXE	rundll32.exe
PID 1244 wrote to memory of 960	1244	Explorer.EXE	rundll32.exe
PID 1244 wrote to memory of 960	1244	Explorer.EXE	rundll32.exe
PID 1244 wrote to memory of 960	1244	Explorer.EXE	rundll32.exe
PID 1244 wrote to memory of 960	1244	Explorer.EXE	rundll32.exe
PID 1244 wrote to memory of 960	1244	Explorer.EXE	rundll32.exe
PID 1244 wrote to memory of 960	1244	Explorer.EXE	rundll32.exe
PID 960 wrote to memory of 1260	960	rundll32.exe	cmd.exe
PID 960 wrote to memory of 1260	960	rundll32.exe	cmd.exe
PID 960 wrote to memory of 1260	960	rundll32.exe	cmd.exe
PID 960 wrote to memory of 1260	960	rundll32.exe	cmd.exe
PID 960 wrote to memory of 1720	960	rundll32.exe	Firefox.exe
PID 960 wrote to memory of 1720	960	rundll32.exe	Firefox.exe
PID 960 wrote to memory of 1720	960	rundll32.exe	Firefox.exe
PID 960 wrote to memory of 1720	960	rundll32.exe	Firefox.exe
PID 960 wrote to memory of 1720	960	rundll32.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1244

C:\Users\Admin\AppData\Local\Temp\order pdf.exe
"C:\Users\Admin\AppData\Local\Temp\order pdf.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1632

C:\Windows\SysWOW64\secinit.exe
C:\Windows\System32\secinit.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:452

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.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:960

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\secinit.exe"
3⤵
PID:1260

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1720

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\Roaming\94O2R65S\94Ologim.jpeg
MD5
976268c5379d738eed4f3e8e1a5866f4

SHA1
da8e3c48ce377d733ae5f6f2530218e079e484ac

SHA256
92f83f185d1ebfaa3a26faa0751140a218b4a0798adbd48d0918f34d79d0d0f1

SHA512
181f54d5f80a8efaaed4891536dd18bdf1ca2fef4ada4d853e534afe70cf2c28baa70da72c9a22b7b9fa85dbf04a819e3b205330ea4ff58150c30d4eddfbf1b3

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\94Ologri.ini
MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologrv.ini
MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/452-70-0x00000000021C0000-0x00000000024C3000-memory.dmp

Filesize
3.0MB

Download
memory/452-69-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/452-67-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/452-68-0x0000000000210000-0x0000000000224000-memory.dmp

Filesize
80KB

Download
memory/452-66-0x0000000000000000-mapping.dmp

Download
memory/960-78-0x00000000009B0000-0x0000000000A43000-memory.dmp

Filesize
588KB

Download
memory/960-72-0x0000000000000000-mapping.dmp

Download
memory/960-75-0x0000000000060000-0x000000000006E000-memory.dmp

Filesize
56KB

Download
memory/960-76-0x00000000000A0000-0x00000000000CD000-memory.dmp

Filesize
180KB

Download
memory/960-77-0x0000000002140000-0x0000000002443000-memory.dmp

Filesize
3.0MB

Download
memory/1244-79-0x0000000004A90000-0x0000000004B9E000-memory.dmp

Filesize
1.1MB

Download
memory/1244-71-0x0000000002980000-0x0000000002A51000-memory.dmp

Filesize
836KB

Download
memory/1260-74-0x0000000000000000-mapping.dmp

Download
memory/1632-60-0x0000000075551000-0x0000000075553000-memory.dmp

Filesize
8KB

Download
memory/1632-63-0x00000000003B0000-0x00000000003CA000-memory.dmp

Filesize
104KB

Download
memory/1632-61-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1720-80-0x0000000000000000-mapping.dmp

Download
memory/1720-81-0x000000013F4E0000-0x000000013F573000-memory.dmp

Filesize
588KB

Download
memory/1720-82-0x0000000000060000-0x0000000000163000-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads