formbook | aff26754ef23f25c764d89c075e57536fc01b17cf6cde627dbf892783723d5fb

General

Target

Stripe.exe
Size

387KB
MD5

52f40e38350510d0101f33526d6fb0a6
SHA1

e5b3d8f68a5bcca610661b2e3c2276c9e260f948
SHA256

fec5ae0ee4950c22aa3278fbea92faf21abc081160d32ab3047d03c6409f8829
SHA512

55113f082c1211f0e3d514052ba9d1c3eadffa2d4f9712833cd03d2d9c856054669f26232928f305b15c638074e5d55d3e5e632c44126b79d21abe1f467f1f16

Score

10^/10

formbook ze01 persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.0

Campaign

ze01

Decoy

yoyoyoyoyoyo.com

nonproxyserver10.life

modernstrikeonlinehack.online

gracieandjemima.com

thisdomainis.top

hhyxtz.com

hairmaxthailand.com

k1882.com

krommaks.com

emhalert.com

infiniafinancial.com

yaamr.com

acuatikorellana.com

frank-walberg.com

firstlightshop.com

dialettapp.com

redlinepipefab.com

mosskelley.net

18778912634.com

porpaixao.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4152-138-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral2/memory/4152-140-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral2/memory/5096-146-0x00000000008A0000-0x00000000008CD000-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:

msiexec.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\8P5PDXZPV6 = "C:\\Program Files (x86)\\Y3f1\\3f_ti4inahino.exe"	msiexec.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Stripe.exeStripe.exemsiexec.exe

description	pid	process	target process
PID 2820 set thread context of 4152	2820	Stripe.exe	Stripe.exe
PID 4152 set thread context of 2928	4152	Stripe.exe	Explorer.EXE
PID 5096 set thread context of 2928	5096	msiexec.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

msiexec.exe

description ioc process

File opened for modification C:\Program Files (x86)\Y3f1\3f_ti4inahino.exe msiexec.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Y3f1\3f_ti4inahino.exe	msiexec.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msiexec.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

Stripe.exeStripe.exemsiexec.exe

pid	process
2820	Stripe.exe
2820	Stripe.exe
2820	Stripe.exe
2820	Stripe.exe
4152	Stripe.exe
4152	Stripe.exe
4152	Stripe.exe
4152	Stripe.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2928 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

Stripe.exemsiexec.exe

pid process

4152 Stripe.exe
4152 Stripe.exe
4152 Stripe.exe
5096 msiexec.exe
5096 msiexec.exe
5096 msiexec.exe
5096 msiexec.exe

pid	process
2928	Explorer.EXE

pid	process
4152	Stripe.exe
4152	Stripe.exe
4152	Stripe.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe
5096	msiexec.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

Stripe.exeStripe.exemsiexec.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	2820	Stripe.exe
Token: SeDebugPrivilege	4152	Stripe.exe
Token: SeDebugPrivilege	5096	msiexec.exe
Token: SeShutdownPrivilege	2928	Explorer.EXE
Token: SeCreatePagefilePrivilege	2928	Explorer.EXE
Token: SeShutdownPrivilege	2928	Explorer.EXE
Token: SeCreatePagefilePrivilege	2928	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

Stripe.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 2820 wrote to memory of 4252	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4252	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4252	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4188	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4188	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4188	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4152	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4152	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4152	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4152	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4152	2820	Stripe.exe	Stripe.exe
PID 2820 wrote to memory of 4152	2820	Stripe.exe	Stripe.exe
PID 2928 wrote to memory of 5096	2928	Explorer.EXE	msiexec.exe
PID 2928 wrote to memory of 5096	2928	Explorer.EXE	msiexec.exe
PID 2928 wrote to memory of 5096	2928	Explorer.EXE	msiexec.exe
PID 5096 wrote to memory of 1400	5096	msiexec.exe	cmd.exe
PID 5096 wrote to memory of 1400	5096	msiexec.exe	cmd.exe
PID 5096 wrote to memory of 1400	5096	msiexec.exe	cmd.exe
PID 5096 wrote to memory of 720	5096	msiexec.exe	cmd.exe
PID 5096 wrote to memory of 720	5096	msiexec.exe	cmd.exe
PID 5096 wrote to memory of 720	5096	msiexec.exe	cmd.exe
PID 5096 wrote to memory of 964	5096	msiexec.exe	Firefox.exe
PID 5096 wrote to memory of 964	5096	msiexec.exe	Firefox.exe
PID 5096 wrote to memory of 964	5096	msiexec.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2928

C:\Users\Admin\AppData\Local\Temp\Stripe.exe
"C:\Users\Admin\AppData\Local\Temp\Stripe.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2820

C:\Users\Admin\AppData\Local\Temp\Stripe.exe
"{path}"
3⤵
PID:4252

C:\Users\Admin\AppData\Local\Temp\Stripe.exe
"{path}"
3⤵
PID:4188

C:\Users\Admin\AppData\Local\Temp\Stripe.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4152

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.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:5096

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Stripe.exe"
3⤵
PID:1400

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:720

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:964

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
Filesize
40KB

MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Roaming\N2-Q9Q4-\N2-logim.jpeg
Filesize
75KB

MD5
1dc5bce7f4acb497a486b9b8544b055c

SHA1
94c125c63b3dc795ffa73272a03ffb6c32539cc6

SHA256
205ff9abf1d9e36c8af8a4bf0f1253fc8764e73d85664144b6309eb818409975

SHA512
e82b111d01e36c1fd4df292d2793887bf1d2b065429fb9484d3cba7334ac85cbd0e1a3cee07bcbbd796ce814af8ef8c9c68b981d2b051e39ba2481b470cf7ba0

Download Submit
C:\Users\Admin\AppData\Roaming\N2-Q9Q4-\N2-logrf.ini
Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\N2-Q9Q4-\N2-logrg.ini
Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\N2-Q9Q4-\N2-logri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\N2-Q9Q4-\N2-logrv.ini
Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/720-151-0x0000000000000000-mapping.dmp

Download
memory/1400-147-0x0000000000000000-mapping.dmp

Download
memory/2820-134-0x000000000AA00000-0x000000000AA9C000-memory.dmp

Filesize
624KB

Download
memory/2820-132-0x0000000007000000-0x0000000007092000-memory.dmp

Filesize
584KB

Download
memory/2820-130-0x0000000000260000-0x00000000002C8000-memory.dmp

Filesize
416KB

Download
memory/2820-131-0x00000000074B0000-0x0000000007A54000-memory.dmp

Filesize
5.6MB

Download
memory/2820-133-0x00000000071A0000-0x00000000071AA000-memory.dmp

Filesize
40KB

Download
memory/2928-142-0x00000000081A0000-0x0000000008260000-memory.dmp

Filesize
768KB

Download
memory/2928-150-0x0000000008260000-0x000000000834E000-memory.dmp

Filesize
952KB

Download
memory/4152-143-0x00000000017E0000-0x00000000017F4000-memory.dmp

Filesize
80KB

Download
memory/4152-141-0x0000000001820000-0x0000000001B6A000-memory.dmp

Filesize
3.3MB

Download
memory/4152-140-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/4152-138-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/4152-137-0x0000000000000000-mapping.dmp

Download
memory/4188-136-0x0000000000000000-mapping.dmp

Download
memory/4252-135-0x0000000000000000-mapping.dmp

Download
memory/5096-149-0x00000000025D0000-0x0000000002663000-memory.dmp

Filesize
588KB

Download
memory/5096-148-0x0000000002760000-0x0000000002AAA000-memory.dmp

Filesize
3.3MB

Download
memory/5096-145-0x0000000000C00000-0x0000000000C12000-memory.dmp

Filesize
72KB

Download
memory/5096-146-0x00000000008A0000-0x00000000008CD000-memory.dmp

Filesize
180KB

Download
memory/5096-144-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads