formbook | c222b07df99688f8ba5c35ce475d970b9fd0597420061d42707b553d00c788aa

General

Target

444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe
Size

485KB
MD5

444d3df9a20c68281353a091f76428e3
SHA1

b8659dab04ea1120bc696a1ee43b5d3022f830a5
SHA256

c222b07df99688f8ba5c35ce475d970b9fd0597420061d42707b553d00c788aa
SHA512

34556cf1a8ef045f8ae76f5d81216cae4748f51d3ecf81a12e2799c7ee4705457e47c5755c26bb40f296a27e7ad088c703d899bab8472f409b9b28b83ee6f1d7
SSDEEP

12288:IJzuW1RElKHFrTzh4NnsGvyrTOEEF1TQEULvz/:czuyElmlTMshrTC/kEULvD

Score

10^/10

formbook um agilenet persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.9

Campaign

um

Decoy

tophandbagmart.com

indycabinetconnection.com

lastmonthsnews.com

schoolofgeneius.com

talkingtoms.com

pleasefixmyheat.com

nvdough.com

tauruslegal.com

designercoverscustom.com

clubdevfun.com

pourpop.com

republiccreditcoin.com

nmochat.com

techpriors.com

apartmentsomr.com

edjamesjones.com

hxtfgs.com

betturka.media

organicwaisttrainingcorset.com

foxtrotfilm.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/116-6-0x0000000000400000-0x000000000042A000-memory.dmp	formbook
behavioral2/memory/116-12-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ipconfig.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	ipconfig.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\9ROTCH-XJL8 = "C:\\Program Files (x86)\\Glhbxnvg\\ext0sdifl0atmx.exe"	ipconfig.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral2/memory/4752-3-0x0000000004E40000-0x0000000004E9A000-memory.dmp	agile_net

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
T1552.001
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 3 IoCs

Processes:

444d3df9a20c68281353a091f76428e3_JaffaCakes118.exevbc.exeipconfig.exe

description	pid	process	target process
PID 4752 set thread context of 116	4752	444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe	vbc.exe
PID 116 set thread context of 3488	116	vbc.exe	Explorer.EXE
PID 4768 set thread context of 3488	4768	ipconfig.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

ipconfig.exe

description ioc process

File opened for modification C:\Program Files (x86)\Glhbxnvg\ext0sdifl0atmx.exe ipconfig.exe
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command and Scripting Interpreter
T1059

Processes:

ipconfig.exe

pid process

4768 ipconfig.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Glhbxnvg\ext0sdifl0atmx.exe	ipconfig.exe

pid	process
4768	ipconfig.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

ipconfig.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

vbc.exeipconfig.exe

pid	process
116	vbc.exe
116	vbc.exe
116	vbc.exe
116	vbc.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe
4768	ipconfig.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

444d3df9a20c68281353a091f76428e3_JaffaCakes118.exevbc.exeipconfig.exe

pid process

4752 444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe
116 vbc.exe
116 vbc.exe
116 vbc.exe
4768 ipconfig.exe
4768 ipconfig.exe

pid	process
4752	444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe
116	vbc.exe
116	vbc.exe
116	vbc.exe
4768	ipconfig.exe
4768	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

vbc.exeipconfig.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	116	vbc.exe
Token: SeDebugPrivilege	4768	ipconfig.exe
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3488 Explorer.EXE

pid	process
3488	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

444d3df9a20c68281353a091f76428e3_JaffaCakes118.exeExplorer.EXEipconfig.exe

description	pid	process	target process
PID 4752 wrote to memory of 116	4752	444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe	vbc.exe
PID 4752 wrote to memory of 116	4752	444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe	vbc.exe
PID 4752 wrote to memory of 116	4752	444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe	vbc.exe
PID 4752 wrote to memory of 116	4752	444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe	vbc.exe
PID 3488 wrote to memory of 4768	3488	Explorer.EXE	ipconfig.exe
PID 3488 wrote to memory of 4768	3488	Explorer.EXE	ipconfig.exe
PID 3488 wrote to memory of 4768	3488	Explorer.EXE	ipconfig.exe
PID 4768 wrote to memory of 2504	4768	ipconfig.exe	cmd.exe
PID 4768 wrote to memory of 2504	4768	ipconfig.exe	cmd.exe
PID 4768 wrote to memory of 2504	4768	ipconfig.exe	cmd.exe
PID 4768 wrote to memory of 2548	4768	ipconfig.exe	cmd.exe
PID 4768 wrote to memory of 2548	4768	ipconfig.exe	cmd.exe
PID 4768 wrote to memory of 2548	4768	ipconfig.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\444d3df9a20c68281353a091f76428e3_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4752
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:116
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Adds policy Run key to start application
  - Suspicious use of SetThreadContext
  - Drops file in Program Files directory
  - Gathers network information
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4768
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    PID:2504
- - 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:2548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

Scripting

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

Scripting

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\DB1

Filesize
46KB

MD5
8f5942354d3809f865f9767eddf51314

SHA1
20be11c0d42fc0cef53931ea9152b55082d1a11e

SHA256
776ecf8411b1b0167bea724409ac9d3f8479973df223ecc6e60e3302b3b2b8ea

SHA512
fde8dfae8a862cf106b0cb55e02d73e4e4c0527c744c20886681245c8160287f722612a6de9d0046ed1156b1771229c8950b9ac036b39c988d75aa20b7bac218

Download Submit
C:\Users\Admin\AppData\Roaming\78N-QDRE\78Nlogim.jpeg

Filesize
78KB

MD5
6818aa485d6f15af412d9a6092a6238a

SHA1
1fe521cddf7f901b9e6460f0d2bb089132832312

SHA256
f5db5a3af4c8923541ec53dc83e827554b8d9d2e50ad14ab44d7f27f3830a427

SHA512
d427288496de4e535c4f345a271623e012e42cd684a97d9f6038b466d9157cec410ca1686bf50cff01483311bda32c5f29f317baccfc1499742d6a97026a40db

Download Submit
C:\Users\Admin\AppData\Roaming\78N-QDRE\78Nlogrg.ini

Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\78N-QDRE\78Nlogri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\78N-QDRE\78Nlogrv.ini

Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/116-10-0x00000000018B0000-0x0000000001BFA000-memory.dmp

Filesize
3.3MB

Download
memory/116-12-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/116-13-0x00000000017C0000-0x00000000017D4000-memory.dmp

Filesize
80KB

Download
memory/116-6-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3488-25-0x000000000A4E0000-0x000000000A637000-memory.dmp

Filesize
1.3MB

Download
memory/3488-18-0x0000000007B50000-0x0000000007C78000-memory.dmp

Filesize
1.2MB

Download
memory/3488-14-0x0000000007B50000-0x0000000007C78000-memory.dmp

Filesize
1.2MB

Download
memory/3488-22-0x000000000A4E0000-0x000000000A637000-memory.dmp

Filesize
1.3MB

Download
memory/3488-21-0x000000000A4E0000-0x000000000A637000-memory.dmp

Filesize
1.3MB

Download
memory/4752-5-0x0000000004BE0000-0x0000000004C10000-memory.dmp

Filesize
192KB

Download
memory/4752-8-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/4752-0-0x0000000074E4E000-0x0000000074E4F000-memory.dmp

Filesize
4KB

Download
memory/4752-9-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/4752-4-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/4752-3-0x0000000004E40000-0x0000000004E9A000-memory.dmp

Filesize
360KB

Download
memory/4752-2-0x0000000004A40000-0x0000000004AD2000-memory.dmp

Filesize
584KB

Download
memory/4752-1-0x0000000000060000-0x00000000000E0000-memory.dmp

Filesize
512KB

Download
memory/4768-16-0x0000000000550000-0x000000000055B000-memory.dmp

Filesize
44KB

Download
memory/4768-15-0x0000000000550000-0x000000000055B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads