formbook | 743f890d93b9f2974c3770efbd0c9f07e0a866542d45572ccf47946673b60874

General

Target

cdda4c2d3b77ae7bf4f6570add64fee8.exe
Size

1.4MB
MD5

cdda4c2d3b77ae7bf4f6570add64fee8
SHA1

bf67e7bb72d5141e116858d6debd871c1ef01f2f
SHA256

743f890d93b9f2974c3770efbd0c9f07e0a866542d45572ccf47946673b60874
SHA512

b8b3363f63bba361bdcb60b40682562bece51f8f1bd28f86e608f3f97b83280ea2ebac86527bcf2d0204faf0d34166cb250fca877eeaec4d40330832db7e707c

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.huynhanhdung.com/kna/

Decoy

lawrencefiredepartment.com

executivehomeoffices.com

solfed.world

oshawaexchange.com

webdavlexstore.com

youpieb.com

chiller-master.com

bearstoragetn.com

daf90x16.com

gewhacaalouine.com

simplyezi.com

cstechnologyservices.com

nosyboats.com

thecocomarie.com

vetinaryeco.club

americangoselfilm.com

gdsuhejia.com

verbunden-sein.net

the-minerva.com

loctrantv.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
behavioral1/memory/1052-9-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1052-10-0x000000000041EAB0-mapping.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

cdda4c2d3b77ae7bf4f6570add64fee8.exe

description pid process target process

PID 1652 set thread context of 1052 1652 cdda4c2d3b77ae7bf4f6570add64fee8.exe cdda4c2d3b77ae7bf4f6570add64fee8.exe

description	pid	process	target process
PID 1652 set thread context of 1052	1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe	cdda4c2d3b77ae7bf4f6570add64fee8.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

cdda4c2d3b77ae7bf4f6570add64fee8.execdda4c2d3b77ae7bf4f6570add64fee8.exe

pid	process
1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe
1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe
1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe
1052	cdda4c2d3b77ae7bf4f6570add64fee8.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

cdda4c2d3b77ae7bf4f6570add64fee8.exe

description pid process

Token: SeDebugPrivilege 1652 cdda4c2d3b77ae7bf4f6570add64fee8.exe

description	pid	process
Token: SeDebugPrivilege	1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cdda4c2d3b77ae7bf4f6570add64fee8.exe

description	pid	process	target process
PID 1652 wrote to memory of 1052	1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe	cdda4c2d3b77ae7bf4f6570add64fee8.exe
PID 1652 wrote to memory of 1052	1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe	cdda4c2d3b77ae7bf4f6570add64fee8.exe
PID 1652 wrote to memory of 1052	1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe	cdda4c2d3b77ae7bf4f6570add64fee8.exe
PID 1652 wrote to memory of 1052	1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe	cdda4c2d3b77ae7bf4f6570add64fee8.exe
PID 1652 wrote to memory of 1052	1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe	cdda4c2d3b77ae7bf4f6570add64fee8.exe
PID 1652 wrote to memory of 1052	1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe	cdda4c2d3b77ae7bf4f6570add64fee8.exe
PID 1652 wrote to memory of 1052	1652	cdda4c2d3b77ae7bf4f6570add64fee8.exe	cdda4c2d3b77ae7bf4f6570add64fee8.exe

C:\Users\Admin\AppData\Local\Temp\cdda4c2d3b77ae7bf4f6570add64fee8.exe
"C:\Users\Admin\AppData\Local\Temp\cdda4c2d3b77ae7bf4f6570add64fee8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1652

C:\Users\Admin\AppData\Local\Temp\cdda4c2d3b77ae7bf4f6570add64fee8.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1052

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1052-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1052-10-0x000000000041EAB0-mapping.dmp

Download
memory/1052-12-0x0000000000A80000-0x0000000000D83000-memory.dmp

Filesize
3.0MB

Download
memory/1652-2-0x0000000074710000-0x0000000074DFE000-memory.dmp

Filesize
6.9MB

Download
memory/1652-3-0x0000000001040000-0x0000000001041000-memory.dmp

Filesize
4KB

Download
memory/1652-5-0x0000000000450000-0x00000000004CC000-memory.dmp

Filesize
496KB

Download
memory/1652-6-0x0000000000510000-0x0000000000511000-memory.dmp

Filesize
4KB

Download
memory/1652-7-0x0000000000210000-0x000000000021E000-memory.dmp

Filesize
56KB

Download
memory/1652-8-0x0000000005DF0000-0x0000000005E4B000-memory.dmp

Filesize
364KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads