formbook | ba4e4e4cb7e4141ffc7f58cf29a69524ba86c44daae525680d95ecb42135fbb3

General

Target

RQ948594.exe
Size

602KB
MD5

d350b00b989d0854c56fb660ecbea848
SHA1

ee23def09c2b0dee9d9c442f8a0b5d9da423494f
SHA256

98cab82db03aed20b3620d28466a63e2923e9b00a63cb76ac41727f1abd3813b
SHA512

876cd05054d068caf91707649fa9687b5089ae63ca43f3023e7fe34075d4117df2539359485f3f7cd7fec2869515b24635d4b3602b28e3e57e5d1d8de81835b4

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.lorewe.ltd/gby/

Decoy

ubuntuhorizons.com

prohajek.com

onesky45.com

dztsjp.com

katarhukuk.com

nawanaconcept.com

sdsglebal.net

toxnewadmrykaa.com

a2zlables.com

linusandco.com

unshakeablemeproductions.com

dongfanghong.bet

0755mf.com

nhatviet.xyz

natieand.com

clases-online.com

anelacafe.com

mundodosvestidos.com

aug32.com

godrejmahalungehillside.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/3636-119-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/3636-121-0x0000000010410000-0x000000001043E000-memory.dmp	formbook
behavioral2/memory/1792-128-0x0000000000340000-0x000000000036E000-memory.dmp	formbook

Suspicious use of SetThreadContext 2 IoCs

Processes:

secinit.exewlanext.exe

description	pid	process	target process
PID 3636 set thread context of 2996	3636	secinit.exe	Explorer.EXE
PID 1792 set thread context of 2996	1792	wlanext.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 52 IoCs

Processes:

secinit.exewlanext.exe

pid	process
3636	secinit.exe
3636	secinit.exe
3636	secinit.exe
3636	secinit.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe
1792	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2996 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

secinit.exewlanext.exe

pid process

3636 secinit.exe
3636 secinit.exe
3636 secinit.exe
1792 wlanext.exe
1792 wlanext.exe

pid	process
2996	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

secinit.exeExplorer.EXEwlanext.exe

description	pid	process
Token: SeDebugPrivilege	3636	secinit.exe
Token: SeShutdownPrivilege	2996	Explorer.EXE
Token: SeCreatePagefilePrivilege	2996	Explorer.EXE
Token: SeDebugPrivilege	1792	wlanext.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

2996 Explorer.EXE

pid	process
2996	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

RQ948594.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 3904 wrote to memory of 3636	3904	RQ948594.exe	secinit.exe
PID 3904 wrote to memory of 3636	3904	RQ948594.exe	secinit.exe
PID 3904 wrote to memory of 3636	3904	RQ948594.exe	secinit.exe
PID 3904 wrote to memory of 3636	3904	RQ948594.exe	secinit.exe
PID 3904 wrote to memory of 3636	3904	RQ948594.exe	secinit.exe
PID 3904 wrote to memory of 3636	3904	RQ948594.exe	secinit.exe
PID 2996 wrote to memory of 1792	2996	Explorer.EXE	wlanext.exe
PID 2996 wrote to memory of 1792	2996	Explorer.EXE	wlanext.exe
PID 2996 wrote to memory of 1792	2996	Explorer.EXE	wlanext.exe
PID 1792 wrote to memory of 1576	1792	wlanext.exe	cmd.exe
PID 1792 wrote to memory of 1576	1792	wlanext.exe	cmd.exe
PID 1792 wrote to memory of 1576	1792	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2996

C:\Users\Admin\AppData\Local\Temp\RQ948594.exe
"C:\Users\Admin\AppData\Local\Temp\RQ948594.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3904

C:\Windows\SysWOW64\secinit.exe
C:\Windows\System32\secinit.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3636

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1792

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\secinit.exe"
3⤵
PID:1576

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1576-126-0x0000000000000000-mapping.dmp

Download
memory/1792-125-0x0000000000000000-mapping.dmp

Download
memory/1792-130-0x0000000000860000-0x00000000008F3000-memory.dmp

Filesize
588KB

Download
memory/1792-129-0x0000000000AA0000-0x0000000000DC0000-memory.dmp

Filesize
3.1MB

Download
memory/1792-127-0x0000000001290000-0x00000000012A7000-memory.dmp

Filesize
92KB

Download
memory/1792-128-0x0000000000340000-0x000000000036E000-memory.dmp

Filesize
184KB

Download
memory/2996-124-0x0000000005C50000-0x0000000005D60000-memory.dmp

Filesize
1.1MB

Download
memory/2996-131-0x0000000005D60000-0x0000000005ED2000-memory.dmp

Filesize
1.4MB

Download
memory/3636-123-0x0000000000B10000-0x0000000000B24000-memory.dmp

Filesize
80KB

Download
memory/3636-122-0x0000000004780000-0x0000000004AA0000-memory.dmp

Filesize
3.1MB

Download
memory/3636-120-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/3636-121-0x0000000010410000-0x000000001043E000-memory.dmp

Filesize
184KB

Download
memory/3636-119-0x0000000000000000-mapping.dmp

Download
memory/3904-114-0x0000000000500000-0x000000000064A000-memory.dmp

Filesize
1.3MB

Download
memory/3904-116-0x0000000002340000-0x000000000235A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads