formbook | 1a7126ebae2322bac10b972bd00d62687e5f5e5b7f59c6ab63b9310180f3ce4e

General

Target

5.exe
Size

836KB
MD5

6330abeff519ec21a35d8003bfd28a9a
SHA1

3703b9640c7b0077974444faedd7f3cd785f319c
SHA256

1a7126ebae2322bac10b972bd00d62687e5f5e5b7f59c6ab63b9310180f3ce4e
SHA512

d00c1fb3b48d262d630ca29e176c7adf1e9f559aa3238a65584341b1d0cd233aa88df61208a19aad794cc2923b000892590d28fa897ee83fdb6cf659cf844273

Score

10^/10

formbook modiloader 3nop persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

C2

http://www.jakesplacebarbers.com/3nop/

Decoy

videohm.com

panache-rose.com

alnooncars-kw.com

trueblue2u.com

brussels-cafe.com

ip2c.net

influenzerr.com

rbcoq.com

zzful.com

drainthe.com

sumaholesson.com

cursosaprovados.com

genotecinc.com

dbrulhart.com

theapiarystudios.com

kensyu-kan.com

dkku88.com

tikhyper.com

aztecnort.com

homebrim.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1656-65-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/1656-67-0x0000000010410000-0x000000001043E000-memory.dmp	formbook
behavioral1/memory/1776-74-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

raserver.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2455352368-1077083310-2879168483-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	raserver.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

raserver.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2455352368-1077083310-2879168483-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	raserver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\KRZXSZIXX0 = "C:\\Program Files (x86)\\internet explorer\\ieinstal.exe"	raserver.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

ieinstal.exeraserver.exe

description	pid	process	target process
PID 1656 set thread context of 1212	1656	ieinstal.exe	Explorer.EXE
PID 1776 set thread context of 1212	1776	raserver.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

raserver.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2455352368-1077083310-2879168483-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	raserver.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

ieinstal.exeraserver.exe

pid	process
1656	ieinstal.exe
1656	ieinstal.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe
1776	raserver.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

ieinstal.exeraserver.exe

pid process

1656 ieinstal.exe
1656 ieinstal.exe
1656 ieinstal.exe
1776 raserver.exe
1776 raserver.exe
1776 raserver.exe
1776 raserver.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ieinstal.exeraserver.exe

description pid process

Token: SeDebugPrivilege 1656 ieinstal.exe
Token: SeDebugPrivilege 1776 raserver.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1656	ieinstal.exe
Token: SeDebugPrivilege	1776	raserver.exe

pid	process
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

5.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 1608 wrote to memory of 1656	1608	5.exe	ieinstal.exe
PID 1608 wrote to memory of 1656	1608	5.exe	ieinstal.exe
PID 1608 wrote to memory of 1656	1608	5.exe	ieinstal.exe
PID 1608 wrote to memory of 1656	1608	5.exe	ieinstal.exe
PID 1608 wrote to memory of 1656	1608	5.exe	ieinstal.exe
PID 1608 wrote to memory of 1656	1608	5.exe	ieinstal.exe
PID 1608 wrote to memory of 1656	1608	5.exe	ieinstal.exe
PID 1608 wrote to memory of 1656	1608	5.exe	ieinstal.exe
PID 1608 wrote to memory of 1656	1608	5.exe	ieinstal.exe
PID 1608 wrote to memory of 1656	1608	5.exe	ieinstal.exe
PID 1212 wrote to memory of 1776	1212	Explorer.EXE	raserver.exe
PID 1212 wrote to memory of 1776	1212	Explorer.EXE	raserver.exe
PID 1212 wrote to memory of 1776	1212	Explorer.EXE	raserver.exe
PID 1212 wrote to memory of 1776	1212	Explorer.EXE	raserver.exe
PID 1776 wrote to memory of 548	1776	raserver.exe	Firefox.exe
PID 1776 wrote to memory of 548	1776	raserver.exe	Firefox.exe
PID 1776 wrote to memory of 548	1776	raserver.exe	Firefox.exe
PID 1776 wrote to memory of 548	1776	raserver.exe	Firefox.exe
PID 1776 wrote to memory of 548	1776	raserver.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1212

C:\Users\Admin\AppData\Local\Temp\5.exe
"C:\Users\Admin\AppData\Local\Temp\5.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1608

C:\Program Files (x86)\internet explorer\ieinstal.exe
"C:\Program Files (x86)\internet explorer\ieinstal.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1656

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
2⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1776

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:548

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\-65A6372\-65logim.jpeg
MD5
d72caf68a24b1bd0733432bde2e074a7

SHA1
ad2601a5851161a30b2fd4f4d5b20a4d4751db3e

SHA256
57fb0c6506e27492b6c91807b00e035bfc41cc1bdb45e3036e4885dac896b30d

SHA512
a0acc2da093ea5db609a317f601da7080aa99ebd912c372c6f27bfc4fc29e081996a8b05577022756b266acb0a6cc64e4c7a9080f4c063bbc5ef2211bf51dfe2

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logrf.ini
MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logri.ini
MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logrv.ini
MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/548-77-0x0000000000000000-mapping.dmp

Download
memory/548-79-0x0000000001230000-0x00000000012EA000-memory.dmp

Filesize
744KB

Download
memory/548-78-0x000000013F970000-0x000000013FA03000-memory.dmp

Filesize
588KB

Download
memory/1212-70-0x0000000004E80000-0x0000000005009000-memory.dmp

Filesize
1.5MB

Download
memory/1212-80-0x00000000071E0000-0x00000000072F2000-memory.dmp

Filesize
1.1MB

Download
memory/1608-64-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download
memory/1608-60-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/1656-67-0x0000000010410000-0x000000001043E000-memory.dmp

Filesize
184KB

Download
memory/1656-66-0x00000000000E0000-0x00000000000E1000-memory.dmp

Filesize
4KB

Download
memory/1656-68-0x0000000002290000-0x0000000002593000-memory.dmp

Filesize
3.0MB

Download
memory/1656-69-0x0000000000360000-0x0000000000374000-memory.dmp

Filesize
80KB

Download
memory/1656-65-0x0000000000000000-mapping.dmp

Download
memory/1776-76-0x0000000001DA0000-0x0000000001E33000-memory.dmp

Filesize
588KB

Download
memory/1776-75-0x0000000002070000-0x0000000002373000-memory.dmp

Filesize
3.0MB

Download
memory/1776-74-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download
memory/1776-73-0x00000000000C0000-0x00000000000DC000-memory.dmp

Filesize
112KB

Download
memory/1776-71-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads