formbook | 73384c630a5bcbb5201f567aa142fc712df5c2ceb9b61c301a5e4a025af2b3ca

Resubmissions

17-01-2021 17:09

210117-b6h1y37z22 10

16-01-2021 07:37

210116-a3w2es64as 10

Analysis

max time kernel
147s
max time network
150s
platform
windows10_x64
resource
win10v20201028
submitted
16-01-2021 07:37

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General

Target

TEC20201601.exe
Size

1.2MB
MD5

19682ff802fd6fc13c896ba4572e9edc
SHA1

c52eed4a18f23464ef7c8968c4a7cad63564d2e6
SHA256

73384c630a5bcbb5201f567aa142fc712df5c2ceb9b61c301a5e4a025af2b3ca
SHA512

31b65796fa7de32a80ab5244edea91642cca0b3161bd82a93d5601bd1f9b28b5de6a6647a053dfcfca2d10a54165dcdff9f221cb49690707b9a4a85719a56dc1

Score

10^/10

formbook xloader loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

http://www.a-emeservice.com/m8ec/

Decoy

thomascraigwealth.com

melbournemedicalhealth.net

tdxcoin.com

lukassbprojects.net

aldemallc.com

moqawalat-kuwait.com

txcsco.com

jobcarepro.com

sedotwcmedanmurah.com

niconthenine.com

radliffrehab.com

infiniteechogroup.com

stellantis-luxury-rent.com

ibusehat.info

resellerauctions.com

softwarexprogrammers.com

bumpnlifestyle.com

mintmacher.com

partapprintercare.com

justrightinsurance.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2736-5-0x000000000041D0A0-mapping.dmp	xloader
behavioral2/memory/2736-4-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1520-7-0x0000000000000000-mapping.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

TEC20201601.exeTEC20201601.execontrol.exe

description	pid	process	target process
PID 3888 set thread context of 2736	3888	TEC20201601.exe	TEC20201601.exe
PID 2736 set thread context of 2092	2736	TEC20201601.exe	Explorer.EXE
PID 1520 set thread context of 2092	1520	control.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

TEC20201601.execontrol.exe

pid	process
2736	TEC20201601.exe
2736	TEC20201601.exe
2736	TEC20201601.exe
2736	TEC20201601.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe
1520	control.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

TEC20201601.execontrol.exe

pid process

2736 TEC20201601.exe
2736 TEC20201601.exe
2736 TEC20201601.exe
1520 control.exe
1520 control.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

TEC20201601.execontrol.exe

description pid process

Token: SeDebugPrivilege 2736 TEC20201601.exe
Token: SeDebugPrivilege 1520 control.exe

description	pid	process
Token: SeDebugPrivilege	2736	TEC20201601.exe
Token: SeDebugPrivilege	1520	control.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

TEC20201601.exeExplorer.EXEcontrol.exe

description	pid	process	target process
PID 3888 wrote to memory of 2736	3888	TEC20201601.exe	TEC20201601.exe
PID 3888 wrote to memory of 2736	3888	TEC20201601.exe	TEC20201601.exe
PID 3888 wrote to memory of 2736	3888	TEC20201601.exe	TEC20201601.exe
PID 3888 wrote to memory of 2736	3888	TEC20201601.exe	TEC20201601.exe
PID 3888 wrote to memory of 2736	3888	TEC20201601.exe	TEC20201601.exe
PID 3888 wrote to memory of 2736	3888	TEC20201601.exe	TEC20201601.exe
PID 2092 wrote to memory of 1520	2092	Explorer.EXE	control.exe
PID 2092 wrote to memory of 1520	2092	Explorer.EXE	control.exe
PID 2092 wrote to memory of 1520	2092	Explorer.EXE	control.exe
PID 1520 wrote to memory of 2428	1520	control.exe	cmd.exe
PID 1520 wrote to memory of 2428	1520	control.exe	cmd.exe
PID 1520 wrote to memory of 2428	1520	control.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:2092

C:\Users\Admin\AppData\Local\Temp\TEC20201601.exe
"C:\Users\Admin\AppData\Local\Temp\TEC20201601.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3888

C:\Users\Admin\AppData\Local\Temp\TEC20201601.exe
"C:\Users\Admin\AppData\Local\Temp\TEC20201601.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2736

C:\Windows\SysWOW64\control.exe
"C:\Windows\SysWOW64\control.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1520

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\TEC20201601.exe"
3⤵
PID:2428

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1520-7-0x0000000000000000-mapping.dmp

Download
memory/1520-8-0x0000000000C40000-0x0000000000C60000-memory.dmp

Filesize
128KB

Download
memory/1520-9-0x0000000000C40000-0x0000000000C60000-memory.dmp

Filesize
128KB

Download
memory/2428-10-0x0000000000000000-mapping.dmp

Download
memory/2736-5-0x000000000041D0A0-mapping.dmp

Download
memory/2736-4-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download