formbook | cd068f9d22ec9cacacf5695544437b16d7c4c2780059c99c0b84fe8e18b21c4f

General

Target

Il nuovo ordine e nell'elenco allegato.exe
Size

892KB
MD5

9846100114f47c1fb95da84c09ef9f0d
SHA1

715510bcef9517706b28ea506e39df8e4c8c4f5f
SHA256

e01f8eb3903e53f65591dbfb5ae2dda83eb77b50ddfa598ca12fc627e35fe2fa
SHA512

447b2bb4b7adc2ec150a324d1c2909b00742c3741af8996d043158436219def4899b44d69d6d1e518810cf945dc2d7b7e84e5952686bee858eb4123eb96678c0

Score

10^/10

formbook persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

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

Decoy

bakecakesandmore.com

shenglisuoye.com

chinapopfactory.com

ynlrhd.com

liqourforyou.com

leonqamil.com

meccafon.com

online-marketing-strategie.biz

rbfxi.com

frseyb.info

leyu91.com

hotsmail.today

beepot.tech

dunaemmetmobility.com

sixpenceworkshop.com

incrediblefavorcoaching.com

pofo.info

yanshudaili.com

yellowbrickwedding.com

paintpartyblueprint.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
behavioral2/memory/8-115-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/8-117-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral2/memory/2444-124-0x0000000002B90000-0x0000000002BBD000-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:

cmstp.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	cmstp.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\YRKDGXWH = "C:\\Program Files (x86)\\Hxbylin5\\jrsdph23d.exe"	cmstp.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

logagent.execmstp.exe

description	pid	process	target process
PID 8 set thread context of 3016	8	logagent.exe	Explorer.EXE
PID 2444 set thread context of 3016	2444	cmstp.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

cmstp.exe

description ioc process

File opened for modification C:\Program Files (x86)\Hxbylin5\jrsdph23d.exe cmstp.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Hxbylin5\jrsdph23d.exe	cmstp.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

cmstp.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3686645723-710336880-414668232-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmstp.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

Processes:

logagent.execmstp.exe

pid	process
8	logagent.exe
8	logagent.exe
8	logagent.exe
8	logagent.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe
2444	cmstp.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3016 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

logagent.execmstp.exe

pid process

8 logagent.exe
8 logagent.exe
8 logagent.exe
2444 cmstp.exe
2444 cmstp.exe
2444 cmstp.exe
2444 cmstp.exe

pid	process
3016	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

logagent.exeExplorer.EXEcmstp.exe

description	pid	process
Token: SeDebugPrivilege	8	logagent.exe
Token: SeShutdownPrivilege	3016	Explorer.EXE
Token: SeCreatePagefilePrivilege	3016	Explorer.EXE
Token: SeDebugPrivilege	2444	cmstp.exe
Token: SeShutdownPrivilege	3016	Explorer.EXE
Token: SeCreatePagefilePrivilege	3016	Explorer.EXE
Token: SeShutdownPrivilege	3016	Explorer.EXE
Token: SeCreatePagefilePrivilege	3016	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Il nuovo ordine e nell'elenco allegato.exeExplorer.EXEcmstp.exe

description	pid	process	target process
PID 508 wrote to memory of 8	508	Il nuovo ordine e nell'elenco allegato.exe	logagent.exe
PID 508 wrote to memory of 8	508	Il nuovo ordine e nell'elenco allegato.exe	logagent.exe
PID 508 wrote to memory of 8	508	Il nuovo ordine e nell'elenco allegato.exe	logagent.exe
PID 508 wrote to memory of 8	508	Il nuovo ordine e nell'elenco allegato.exe	logagent.exe
PID 508 wrote to memory of 8	508	Il nuovo ordine e nell'elenco allegato.exe	logagent.exe
PID 508 wrote to memory of 8	508	Il nuovo ordine e nell'elenco allegato.exe	logagent.exe
PID 3016 wrote to memory of 2444	3016	Explorer.EXE	cmstp.exe
PID 3016 wrote to memory of 2444	3016	Explorer.EXE	cmstp.exe
PID 3016 wrote to memory of 2444	3016	Explorer.EXE	cmstp.exe
PID 2444 wrote to memory of 3960	2444	cmstp.exe	cmd.exe
PID 2444 wrote to memory of 3960	2444	cmstp.exe	cmd.exe
PID 2444 wrote to memory of 3960	2444	cmstp.exe	cmd.exe
PID 2444 wrote to memory of 1220	2444	cmstp.exe	Firefox.exe
PID 2444 wrote to memory of 1220	2444	cmstp.exe	Firefox.exe
PID 2444 wrote to memory of 1220	2444	cmstp.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Users\Admin\AppData\Local\Temp\Il nuovo ordine e nell'elenco allegato.exe
  "C:\Users\Admin\AppData\Local\Temp\Il nuovo ordine e nell'elenco allegato.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:508
- - C:\Windows\SysWOW64\logagent.exe
    C:\Windows\System32\logagent.exe
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:8
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.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:2444
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\logagent.exe"
    3⤵
    PID:3960
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1220

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

memory/8-115-0x0000000000000000-mapping.dmp

Download
memory/8-117-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/8-116-0x00000000007D0000-0x00000000007D1000-memory.dmp

Filesize
4KB

Download
memory/8-118-0x0000000004970000-0x0000000004C90000-memory.dmp

Filesize
3.1MB

Download
memory/8-119-0x0000000002E70000-0x0000000002E84000-memory.dmp

Filesize
80KB

Download
memory/508-114-0x00000000004F0000-0x000000000063A000-memory.dmp

Filesize
1.3MB

Download
memory/1220-129-0x00007FF61C540000-0x00007FF61C5D3000-memory.dmp

Filesize
588KB

Download
memory/1220-130-0x00000229B6B40000-0x00000229B6CA7000-memory.dmp

Filesize
1.4MB

Download
memory/1220-128-0x0000000000000000-mapping.dmp

Download
memory/2444-126-0x0000000004400000-0x0000000004493000-memory.dmp

Filesize
588KB

Download
memory/2444-123-0x0000000000B20000-0x0000000000B36000-memory.dmp

Filesize
88KB

Download
memory/2444-125-0x0000000004500000-0x0000000004820000-memory.dmp

Filesize
3.1MB

Download
memory/2444-124-0x0000000002B90000-0x0000000002BBD000-memory.dmp

Filesize
180KB

Download
memory/2444-121-0x0000000000000000-mapping.dmp

Download
memory/3016-127-0x0000000005880000-0x00000000059E2000-memory.dmp

Filesize
1.4MB

Download
memory/3016-120-0x00000000069E0000-0x0000000006B1B000-memory.dmp

Filesize
1.2MB

Download
memory/3960-122-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads