formbook | d8e1c3964e6e666e3af6555c96b09ef437fb69455ed882a5b4d88ac81d375073

General

Target

cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe
Size

1.0MB
MD5

8a9b9387b7e538a769b997e9031b0932
SHA1

c9da2ee488bb13d838a61222e2bf4a95157aa7ee
SHA256

cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4
SHA512

b696dbed435bedddadd101c6d7859dd797146a2ef245a36538b2ceecab77e4c14d417f0cc2ac8192608cb451385d3626ff319a43267ed3ec1acfcffa081d1bcf

Score

10^/10

formbook 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

Formbook Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1052-61-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/1052-65-0x0000000072480000-0x00000000724AE000-memory.dmp	formbook
behavioral1/memory/1052-69-0x0000000072480000-0x00000000724AE000-memory.dmp	formbook
behavioral1/memory/1632-75-0x00000000000B0000-0x00000000000DE000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows\CurrentVersion\Run\Xktxomsg = "C:\\Users\\Public\\Libraries\\Xktxomsg\\gsmoxtkX.url"	cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

DpiScaling.exewscript.exe

description	pid	process	target process
PID 1052 set thread context of 1392	1052	DpiScaling.exe	Explorer.EXE
PID 1052 set thread context of 1392	1052	DpiScaling.exe	Explorer.EXE
PID 1632 set thread context of 1392	1632	wscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 26 IoCs

Processes:

DpiScaling.exewscript.exe

pid	process
1052	DpiScaling.exe
1052	DpiScaling.exe
1052	DpiScaling.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe
1632	wscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

DpiScaling.exewscript.exe

pid process

1052 DpiScaling.exe
1052 DpiScaling.exe
1052 DpiScaling.exe
1052 DpiScaling.exe
1632 wscript.exe
1632 wscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DpiScaling.exewscript.exe

description pid process

Token: SeDebugPrivilege 1052 DpiScaling.exe
Token: SeDebugPrivilege 1632 wscript.exe

description	pid	process
Token: SeDebugPrivilege	1052	DpiScaling.exe
Token: SeDebugPrivilege	1632	wscript.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exeDpiScaling.exewscript.exe

description	pid	process	target process
PID 1900 wrote to memory of 1052	1900	cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe	DpiScaling.exe
PID 1900 wrote to memory of 1052	1900	cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe	DpiScaling.exe
PID 1900 wrote to memory of 1052	1900	cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe	DpiScaling.exe
PID 1900 wrote to memory of 1052	1900	cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe	DpiScaling.exe
PID 1900 wrote to memory of 1052	1900	cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe	DpiScaling.exe
PID 1900 wrote to memory of 1052	1900	cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe	DpiScaling.exe
PID 1900 wrote to memory of 1052	1900	cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe	DpiScaling.exe
PID 1052 wrote to memory of 1632	1052	DpiScaling.exe	wscript.exe
PID 1052 wrote to memory of 1632	1052	DpiScaling.exe	wscript.exe
PID 1052 wrote to memory of 1632	1052	DpiScaling.exe	wscript.exe
PID 1052 wrote to memory of 1632	1052	DpiScaling.exe	wscript.exe
PID 1632 wrote to memory of 1508	1632	wscript.exe	cmd.exe
PID 1632 wrote to memory of 1508	1632	wscript.exe	cmd.exe
PID 1632 wrote to memory of 1508	1632	wscript.exe	cmd.exe
PID 1632 wrote to memory of 1508	1632	wscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1392

C:\Users\Admin\AppData\Local\Temp\cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe
"C:\Users\Admin\AppData\Local\Temp\cc8d06af3ce6c4557c64caaccfa9932f56bfc9d4118d57f6ce506019f3ed39e4.bin.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\SysWOW64\DpiScaling.exe
C:\Windows\System32\DpiScaling.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1052

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
4⤵
PID:1564

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
4⤵
PID:1156

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1632

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\DpiScaling.exe"
5⤵
PID:1508

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

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1052-66-0x0000000002290000-0x0000000002593000-memory.dmp

Filesize
3.0MB

Download
memory/1052-70-0x00000000002F0000-0x0000000000304000-memory.dmp

Filesize
80KB

Download
memory/1052-69-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/1052-58-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/1052-59-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/1052-61-0x0000000000000000-mapping.dmp

Download
memory/1052-64-0x00000000000D0000-0x00000000000D1000-memory.dmp

Filesize
4KB

Download
memory/1052-67-0x0000000000270000-0x0000000000284000-memory.dmp

Filesize
80KB

Download
memory/1052-65-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/1392-68-0x00000000064F0000-0x0000000006688000-memory.dmp

Filesize
1.6MB

Download
memory/1392-71-0x0000000007320000-0x000000000746A000-memory.dmp

Filesize
1.3MB

Download
memory/1392-78-0x0000000005F10000-0x0000000005FDF000-memory.dmp

Filesize
828KB

Download
memory/1508-73-0x0000000000000000-mapping.dmp

Download
memory/1632-72-0x0000000000000000-mapping.dmp

Download
memory/1632-75-0x00000000000B0000-0x00000000000DE000-memory.dmp

Filesize
184KB

Download
memory/1632-74-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/1632-76-0x0000000001F20000-0x0000000002223000-memory.dmp

Filesize
3.0MB

Download
memory/1632-77-0x0000000001CF0000-0x0000000001D83000-memory.dmp

Filesize
588KB

Download
memory/1900-55-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1900-57-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

Filesize
8KB

Download
memory/1900-56-0x00000000002D1000-0x00000000002E5000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads