formbook | fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af

General

Target

fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exe
Size

492KB
MD5

689e439775144f74d2df34f0c2299295
SHA1

b11db9368698ff8e4fcc28a49bfc52fa70240ef3
SHA256

fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af
SHA512

7e6a14f0875bf98e277643d43d556f9a052e1d6e157505384380b7707773020617512904aecf113d4cea6866064309d202c3c139363fdeb09fcd4bbd0186d354

Score

10^/10

formbook g30 persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

3.9

Campaign

g30

Decoy

promacorpsac.com

auctionsupermarket.com

nooaerhandmadeshop.com

youngskreemz.com

xn--oy2b15k2qfbk.com

ethanlarsen.net

zq9eight.loan

kultamurun.com

sparkingtree.com

onlineavtomati-777.com

solrcluster.com

reviewz.site

xqcp9.com

demo90dreamearsi.net

1st-solutionsllc.com

wwwwnsr5577.com

bohniverse-edelstahl.com

mycorehabits.com

accu.cloud

hoci.ltd

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

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/484-135-0x0000000000400000-0x000000000042A000-memory.dmp	formbook
behavioral2/memory/484-140-0x0000000000400000-0x000000000042A000-memory.dmp	formbook
behavioral2/memory/4264-145-0x00000000007D0000-0x00000000007FA000-memory.dmp	formbook
behavioral2/memory/4264-148-0x00000000007D0000-0x00000000007FA000-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 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exehelp.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jcopE = "C:\\Users\\Admin\\AppData\\Local\\jcopEP\\jcopEPUoc.hta"	fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exe
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	help.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HTHH54IXVX = "C:\\Program Files (x86)\\Mgbvlg\\n8xdopx87bmx.exe"	help.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exeInstallUtil.exehelp.exe

description	pid	process	target process
PID 2924 set thread context of 484	2924	fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exe	InstallUtil.exe
PID 484 set thread context of 2688	484	InstallUtil.exe	Explorer.EXE
PID 484 set thread context of 2688	484	InstallUtil.exe	Explorer.EXE
PID 4264 set thread context of 2688	4264	help.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

help.exe

description ioc process

File opened for modification C:\Program Files (x86)\Mgbvlg\n8xdopx87bmx.exe help.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Mgbvlg\n8xdopx87bmx.exe	help.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

help.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	help.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

Processes:

InstallUtil.exehelp.exe

pid	process
484	InstallUtil.exe
484	InstallUtil.exe
484	InstallUtil.exe
484	InstallUtil.exe
484	InstallUtil.exe
484	InstallUtil.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe
4264	help.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2688 Explorer.EXE

pid	process
2688	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exeInstallUtil.exehelp.exe

pid	process
2924	fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exe
484	InstallUtil.exe
484	InstallUtil.exe
484	InstallUtil.exe
484	InstallUtil.exe
4264	help.exe
4264	help.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

InstallUtil.exehelp.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	484	InstallUtil.exe
Token: SeDebugPrivilege	4264	help.exe
Token: SeShutdownPrivilege	2688	Explorer.EXE
Token: SeCreatePagefilePrivilege	2688	Explorer.EXE
Token: SeShutdownPrivilege	2688	Explorer.EXE
Token: SeCreatePagefilePrivilege	2688	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exeInstallUtil.exehelp.exe

description	pid	process	target process
PID 2924 wrote to memory of 484	2924	fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exe	InstallUtil.exe
PID 2924 wrote to memory of 484	2924	fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exe	InstallUtil.exe
PID 2924 wrote to memory of 484	2924	fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exe	InstallUtil.exe
PID 2924 wrote to memory of 484	2924	fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exe	InstallUtil.exe
PID 484 wrote to memory of 4264	484	InstallUtil.exe	help.exe
PID 484 wrote to memory of 4264	484	InstallUtil.exe	help.exe
PID 484 wrote to memory of 4264	484	InstallUtil.exe	help.exe
PID 4264 wrote to memory of 4316	4264	help.exe	cmd.exe
PID 4264 wrote to memory of 4316	4264	help.exe	cmd.exe
PID 4264 wrote to memory of 4316	4264	help.exe	cmd.exe
PID 4264 wrote to memory of 4492	4264	help.exe	cmd.exe
PID 4264 wrote to memory of 4492	4264	help.exe	cmd.exe
PID 4264 wrote to memory of 4492	4264	help.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2688

C:\Users\Admin\AppData\Local\Temp\fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exe
"C:\Users\Admin\AppData\Local\Temp\fa23102e1c3eccaa2b9b057eea06a2df0b17ef40619d3ca2abce058acd2b34af.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2924

C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:484

C:\Windows\SysWOW64\help.exe
"C:\Windows\SysWOW64\help.exe"
4⤵
- 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:4264

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
5⤵
PID:4316

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
5⤵
PID:4492

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\-43A3-35\-43logim.jpeg
Filesize
84KB

MD5
b453584ff74984c43895fbc1e9efc61c

SHA1
122a290235ec23fe255e3bda80da8266c37ff22a

SHA256
fd16c103beb8c97b866bebf6ba89c3ecc3b6e3eb82ff51f52473dfddbdcfae25

SHA512
560c805f447b7a8770ab3d5e8c251378ff7db2e0d4b95bfc88a64d3c1974e3b04d9905d1c450c0ac4d2dafdd39f5c56aa51b5c8e436512ff76cdf73bb43d1de7

Download Submit
C:\Users\Admin\AppData\Roaming\-43A3-35\-43logrg.ini
Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\-43A3-35\-43logri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\-43A3-35\-43logrv.ini
Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/484-134-0x0000000001920000-0x0000000001C6A000-memory.dmp

Filesize
3.3MB

Download
memory/484-136-0x00000000018F0000-0x0000000001904000-memory.dmp

Filesize
80KB

Download
memory/484-138-0x0000000001DB0000-0x0000000001DC4000-memory.dmp

Filesize
80KB

Download
memory/484-140-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/484-135-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/484-133-0x0000000000000000-mapping.dmp

Download
memory/2688-137-0x0000000007C00000-0x0000000007D06000-memory.dmp

Filesize
1.0MB

Download
memory/2688-139-0x0000000002930000-0x0000000002A0B000-memory.dmp

Filesize
876KB

Download
memory/2688-149-0x0000000002AB0000-0x0000000002B9C000-memory.dmp

Filesize
944KB

Download
memory/2688-147-0x0000000002AB0000-0x0000000002B9C000-memory.dmp

Filesize
944KB

Download
memory/2924-130-0x00000000009D0000-0x0000000000A50000-memory.dmp

Filesize
512KB

Download
memory/2924-132-0x0000000005C00000-0x00000000061A4000-memory.dmp

Filesize
5.6MB

Download
memory/2924-131-0x0000000005450000-0x00000000054E2000-memory.dmp

Filesize
584KB

Download
memory/4264-148-0x00000000007D0000-0x00000000007FA000-memory.dmp

Filesize
168KB

Download
memory/4264-146-0x0000000000E40000-0x0000000000ED3000-memory.dmp

Filesize
588KB

Download
memory/4264-143-0x0000000000B90000-0x0000000000B97000-memory.dmp

Filesize
28KB

Download
memory/4264-145-0x00000000007D0000-0x00000000007FA000-memory.dmp

Filesize
168KB

Download
memory/4264-144-0x0000000001350000-0x000000000169A000-memory.dmp

Filesize
3.3MB

Download
memory/4264-141-0x0000000000000000-mapping.dmp

Download
memory/4316-142-0x0000000000000000-mapping.dmp

Download
memory/4492-150-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads