formbook | 3e82cb25670dd3d5df50f74cdf12c6166ac1ef789f0405048c97c3552728d88d

General

Target

Total GP Employment Offer.exe
Size

310KB
MD5

04c8a35797fa8d2e1e3ed5f65f128d04
SHA1

9736f277710815dafe27857805e0c7af97adfaeb
SHA256

adf4b8a00eec7af49d20ac1939ca9b5c078e8d119c7e6f1b708c5e39df3acf71
SHA512

1e0476cde888f0bec1da340809397a1582a35e2f569b9a4ba6b397b885c3ddd481deec840f245dbcb55b1d2650afcb5716779249c4d4d934afda0ace0088a47b

Score

10^/10

formbook lgm persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.0

Campaign

lgm

Decoy

somethingspecial.net

brickmachineequipment.com

asapprintingsales.com

wbmason.jobs

acu.ink

santandier.com

theboxofficemovies.com

tv16507.info

richardzacur.com

eurosevi.com

reformasydecoracionesrian.com

1x1zeroautumn.men

peipw.com

wurzburg.city

kidstoyscheap.com

star-pump.com

mimarsinanresidence.com

indoorgolfschool.com

livinitwithlou.net

cailiaowenda.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/3176-136-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral2/memory/3176-141-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral2/memory/4120-146-0x00000000010D0000-0x00000000010FD000-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:

mstsc.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	mstsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ODWTTT2XGV = "C:\\Program Files (x86)\\Nctkt8\\zhg49jdb9.exe"	mstsc.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

Total GP Employment Offer.exeTotal GP Employment Offer.exemstsc.exe

description	pid	process	target process
PID 2416 set thread context of 3176	2416	Total GP Employment Offer.exe	Total GP Employment Offer.exe
PID 3176 set thread context of 2628	3176	Total GP Employment Offer.exe	Explorer.EXE
PID 3176 set thread context of 2628	3176	Total GP Employment Offer.exe	Explorer.EXE
PID 4120 set thread context of 2628	4120	mstsc.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

mstsc.exe

description ioc process

File opened for modification C:\Program Files (x86)\Nctkt8\zhg49jdb9.exe mstsc.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Nctkt8\zhg49jdb9.exe	mstsc.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

mstsc.exe

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

Suspicious behavior: EnumeratesProcesses 34 IoCs

Processes:

Total GP Employment Offer.exemstsc.exe

pid	process
3176	Total GP Employment Offer.exe
3176	Total GP Employment Offer.exe
3176	Total GP Employment Offer.exe
3176	Total GP Employment Offer.exe
3176	Total GP Employment Offer.exe
3176	Total GP Employment Offer.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe
4120	mstsc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2628 Explorer.EXE

pid	process
2628	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Total GP Employment Offer.exemstsc.exe

pid	process
3176	Total GP Employment Offer.exe
3176	Total GP Employment Offer.exe
3176	Total GP Employment Offer.exe
3176	Total GP Employment Offer.exe
4120	mstsc.exe
4120	mstsc.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

Total GP Employment Offer.exemstsc.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	3176	Total GP Employment Offer.exe
Token: SeDebugPrivilege	4120	mstsc.exe
Token: SeShutdownPrivilege	2628	Explorer.EXE
Token: SeCreatePagefilePrivilege	2628	Explorer.EXE
Token: SeShutdownPrivilege	2628	Explorer.EXE
Token: SeCreatePagefilePrivilege	2628	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Total GP Employment Offer.exeExplorer.EXEmstsc.exe

description	pid	process	target process
PID 2416 wrote to memory of 3176	2416	Total GP Employment Offer.exe	Total GP Employment Offer.exe
PID 2416 wrote to memory of 3176	2416	Total GP Employment Offer.exe	Total GP Employment Offer.exe
PID 2416 wrote to memory of 3176	2416	Total GP Employment Offer.exe	Total GP Employment Offer.exe
PID 2416 wrote to memory of 3176	2416	Total GP Employment Offer.exe	Total GP Employment Offer.exe
PID 2416 wrote to memory of 3176	2416	Total GP Employment Offer.exe	Total GP Employment Offer.exe
PID 2416 wrote to memory of 3176	2416	Total GP Employment Offer.exe	Total GP Employment Offer.exe
PID 2628 wrote to memory of 4120	2628	Explorer.EXE	mstsc.exe
PID 2628 wrote to memory of 4120	2628	Explorer.EXE	mstsc.exe
PID 2628 wrote to memory of 4120	2628	Explorer.EXE	mstsc.exe
PID 4120 wrote to memory of 3112	4120	mstsc.exe	cmd.exe
PID 4120 wrote to memory of 3112	4120	mstsc.exe	cmd.exe
PID 4120 wrote to memory of 3112	4120	mstsc.exe	cmd.exe
PID 4120 wrote to memory of 1720	4120	mstsc.exe	cmd.exe
PID 4120 wrote to memory of 1720	4120	mstsc.exe	cmd.exe
PID 4120 wrote to memory of 1720	4120	mstsc.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2628

C:\Users\Admin\AppData\Local\Temp\Total GP Employment Offer.exe
"C:\Users\Admin\AppData\Local\Temp\Total GP Employment Offer.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2416

C:\Users\Admin\AppData\Local\Temp\Total GP Employment Offer.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3176

C:\Windows\SysWOW64\mstsc.exe
"C:\Windows\SysWOW64\mstsc.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:4120

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Total GP Employment Offer.exe"
3⤵
PID:3112

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: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\Local\Temp\DB1
Filesize
40KB

MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Roaming\9PR946AV\9PRlogim.jpeg
Filesize
79KB

MD5
0120f7475c261263c8acda7103414971

SHA1
38fa930a912682dacbd26fe2ae4afd191ee37b3b

SHA256
74f66a4a1be68fe8fa48a2064e96a34931c3e905415442edbcd9db9137bc3394

SHA512
2ca37e6a07b6098e513c6f22a8199a66fc7b4b11106e9aeff462febe328a5bfcffa3c8da3be7a0a10f15dd91a9b7e1799c8eb7ef4ae87c03c5193d7dd6cd6f55

Download Submit
C:\Users\Admin\AppData\Roaming\9PR946AV\9PRlogrg.ini
Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\9PR946AV\9PRlogri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\9PR946AV\9PRlogrv.ini
Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/1720-151-0x0000000000000000-mapping.dmp

Download
memory/2416-130-0x0000000000410000-0x0000000000464000-memory.dmp

Filesize
336KB

Download
memory/2416-134-0x0000000008AD0000-0x0000000008B6C000-memory.dmp

Filesize
624KB

Download
memory/2416-133-0x0000000004FB0000-0x0000000004FBA000-memory.dmp

Filesize
40KB

Download
memory/2416-132-0x0000000004E00000-0x0000000004E92000-memory.dmp

Filesize
584KB

Download
memory/2416-131-0x0000000005470000-0x0000000005A14000-memory.dmp

Filesize
5.6MB

Download
memory/2628-140-0x0000000008810000-0x00000000089A0000-memory.dmp

Filesize
1.6MB

Download
memory/2628-143-0x00000000089A0000-0x0000000008B4D000-memory.dmp

Filesize
1.7MB

Download
memory/2628-150-0x0000000002FD0000-0x0000000003066000-memory.dmp

Filesize
600KB

Download
memory/3112-148-0x0000000000000000-mapping.dmp

Download
memory/3176-136-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/3176-142-0x0000000002DD0000-0x0000000002DE4000-memory.dmp

Filesize
80KB

Download
memory/3176-141-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/3176-139-0x0000000001410000-0x0000000001424000-memory.dmp

Filesize
80KB

Download
memory/3176-138-0x0000000000EE0000-0x000000000122A000-memory.dmp

Filesize
3.3MB

Download
memory/3176-135-0x0000000000000000-mapping.dmp

Download
memory/4120-147-0x0000000003090000-0x00000000033DA000-memory.dmp

Filesize
3.3MB

Download
memory/4120-146-0x00000000010D0000-0x00000000010FD000-memory.dmp

Filesize
180KB

Download
memory/4120-149-0x0000000002ED0000-0x0000000002F63000-memory.dmp

Filesize
588KB

Download
memory/4120-145-0x0000000000580000-0x00000000006BA000-memory.dmp

Filesize
1.2MB

Download
memory/4120-144-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads