formbook | d87741ac48862f43841d35c92f54563efd865abb830dff3f6cdac76f58896a26

General

Target

d0e73320bf5eca46288e7269e8474672.exe
Size

1.0MB
MD5

d0e73320bf5eca46288e7269e8474672
SHA1

50564c6183777d3193f13700ab82ec2845d08827
SHA256

d87741ac48862f43841d35c92f54563efd865abb830dff3f6cdac76f58896a26
SHA512

4b06e671b206bf9ef56b15aaf7b8a7ffede27f6dacad0c1a1f7b494d9ab7f9220b79ee8a40da9784f5192ef3c552dca83e63c4110d4d3a6bf93b56b33884de75

Score

10^/10

formbook n7ak persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

C2

http://www.kmresults.com/n7ak/

Decoy

modischoolcbse.com

theneverwinter.com

rszkjx-vps-hosting.website

fnihil.com

1pbet.com

nnowzscorrez.com

uaotgvjl.icu

starmapsqatar.com

ekisilani.com

extradeepsheets.com

jam-nins.com

buranly.com

orixentertainment.com

rawtech.energy

myol.guru

utex.club

jiapie.com

wowig.store

wweidlyyl.com

systaskautomation.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
behavioral1/memory/1656-61-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/1656-63-0x0000000072480000-0x00000000724AE000-memory.dmp	formbook
behavioral1/memory/832-71-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

d0e73320bf5eca46288e7269e8474672.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows\CurrentVersion\Run\Texndjww = "C:\\Users\\Admin\\wwjdnxeT.url"	d0e73320bf5eca46288e7269e8474672.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

logagent.exesystray.exe

description	pid	process	target process
PID 1656 set thread context of 1200	1656	logagent.exe	Explorer.EXE
PID 832 set thread context of 1200	832	systray.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

logagent.exesystray.exe

pid	process
1656	logagent.exe
1656	logagent.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe
832	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1200 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

logagent.exesystray.exe

pid process

1656 logagent.exe
1656 logagent.exe
1656 logagent.exe
832 systray.exe
832 systray.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

logagent.exesystray.exe

description pid process

Token: SeDebugPrivilege 1656 logagent.exe
Token: SeDebugPrivilege 832 systray.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1200 Explorer.EXE
1200 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1200 Explorer.EXE
1200 Explorer.EXE

pid	process
1200	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1656	logagent.exe
Token: SeDebugPrivilege	832	systray.exe

pid	process
1200	Explorer.EXE
1200	Explorer.EXE

pid	process
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

d0e73320bf5eca46288e7269e8474672.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 1716 wrote to memory of 1656	1716	d0e73320bf5eca46288e7269e8474672.exe	logagent.exe
PID 1716 wrote to memory of 1656	1716	d0e73320bf5eca46288e7269e8474672.exe	logagent.exe
PID 1716 wrote to memory of 1656	1716	d0e73320bf5eca46288e7269e8474672.exe	logagent.exe
PID 1716 wrote to memory of 1656	1716	d0e73320bf5eca46288e7269e8474672.exe	logagent.exe
PID 1716 wrote to memory of 1656	1716	d0e73320bf5eca46288e7269e8474672.exe	logagent.exe
PID 1716 wrote to memory of 1656	1716	d0e73320bf5eca46288e7269e8474672.exe	logagent.exe
PID 1716 wrote to memory of 1656	1716	d0e73320bf5eca46288e7269e8474672.exe	logagent.exe
PID 1200 wrote to memory of 832	1200	Explorer.EXE	systray.exe
PID 1200 wrote to memory of 832	1200	Explorer.EXE	systray.exe
PID 1200 wrote to memory of 832	1200	Explorer.EXE	systray.exe
PID 1200 wrote to memory of 832	1200	Explorer.EXE	systray.exe
PID 832 wrote to memory of 1352	832	systray.exe	cmd.exe
PID 832 wrote to memory of 1352	832	systray.exe	cmd.exe
PID 832 wrote to memory of 1352	832	systray.exe	cmd.exe
PID 832 wrote to memory of 1352	832	systray.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1200

C:\Users\Admin\AppData\Local\Temp\d0e73320bf5eca46288e7269e8474672.exe
"C:\Users\Admin\AppData\Local\Temp\d0e73320bf5eca46288e7269e8474672.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1716

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:1656

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:832

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\logagent.exe"
3⤵
PID:1352

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/832-73-0x00000000008C0000-0x0000000000953000-memory.dmp

Filesize
588KB

Download
memory/832-72-0x0000000000B90000-0x0000000000E93000-memory.dmp

Filesize
3.0MB

Download
memory/832-71-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download
memory/832-70-0x0000000000EA0000-0x0000000000EA5000-memory.dmp

Filesize
20KB

Download
memory/832-68-0x0000000000000000-mapping.dmp

Download
memory/1200-67-0x0000000007570000-0x00000000076CB000-memory.dmp

Filesize
1.4MB

Download
memory/1200-74-0x0000000008240000-0x000000000837E000-memory.dmp

Filesize
1.2MB

Download
memory/1352-69-0x0000000000000000-mapping.dmp

Download
memory/1656-59-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/1656-64-0x0000000002130000-0x0000000002433000-memory.dmp

Filesize
3.0MB

Download
memory/1656-66-0x0000000000200000-0x0000000000214000-memory.dmp

Filesize
80KB

Download
memory/1656-63-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/1656-62-0x00000000000D0000-0x00000000000D1000-memory.dmp

Filesize
4KB

Download
memory/1656-61-0x0000000000000000-mapping.dmp

Download
memory/1656-58-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/1716-55-0x0000000074F21000-0x0000000074F23000-memory.dmp

Filesize
8KB

Download
memory/1716-57-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1716-56-0x00000000002E1000-0x00000000002F5000-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