formbook | 521da6e78157628ac55eb060e5596f98387fd4659e291ff72f56efc9a0734022

General

Target

DEX182020.exe
Size

1.2MB
MD5

66293734d46edcbe3ff8c366c9fc1553
SHA1

d2012092877e4b81935eaa73c10b34b2776905f6
SHA256

521da6e78157628ac55eb060e5596f98387fd4659e291ff72f56efc9a0734022
SHA512

5f84ba1f96eb3f928988802bb3c092fa639abfbe58311525182c3786a979ce1aa3fe8292ac99ae48e1b15bd82a812ca9a21a011c69bea4ea372e884c5a2e0518

Score

10^/10

formbook xloader loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

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/1428-14-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1428-15-0x000000000041D0A0-mapping.dmp	xloader
behavioral2/memory/1152-23-0x0000000002790000-0x00000000027B9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

DEX182020.exeDEX182020.exeexplorer.exe

description	pid	process	target process
PID 4092 set thread context of 1428	4092	DEX182020.exe	DEX182020.exe
PID 1428 set thread context of 2756	1428	DEX182020.exe	Explorer.EXE
PID 1152 set thread context of 2756	1152	explorer.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

DEX182020.exeexplorer.exe

pid	process
1428	DEX182020.exe
1428	DEX182020.exe
1428	DEX182020.exe
1428	DEX182020.exe
1152	explorer.exe
1152	explorer.exe
1152	explorer.exe
1152	explorer.exe
1152	explorer.exe
1152	explorer.exe
1152	explorer.exe
1152	explorer.exe
1152	explorer.exe
1152	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

DEX182020.exeexplorer.exe

pid process

1428 DEX182020.exe
1428 DEX182020.exe
1428 DEX182020.exe
1152 explorer.exe
1152 explorer.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DEX182020.exeexplorer.exe

description pid process

Token: SeDebugPrivilege 1428 DEX182020.exe
Token: SeDebugPrivilege 1152 explorer.exe

description	pid	process
Token: SeDebugPrivilege	1428	DEX182020.exe
Token: SeDebugPrivilege	1152	explorer.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

DEX182020.exeExplorer.EXEexplorer.exe

description	pid	process	target process
PID 4092 wrote to memory of 1428	4092	DEX182020.exe	DEX182020.exe
PID 4092 wrote to memory of 1428	4092	DEX182020.exe	DEX182020.exe
PID 4092 wrote to memory of 1428	4092	DEX182020.exe	DEX182020.exe
PID 4092 wrote to memory of 1428	4092	DEX182020.exe	DEX182020.exe
PID 4092 wrote to memory of 1428	4092	DEX182020.exe	DEX182020.exe
PID 4092 wrote to memory of 1428	4092	DEX182020.exe	DEX182020.exe
PID 2756 wrote to memory of 1152	2756	Explorer.EXE	explorer.exe
PID 2756 wrote to memory of 1152	2756	Explorer.EXE	explorer.exe
PID 2756 wrote to memory of 1152	2756	Explorer.EXE	explorer.exe
PID 1152 wrote to memory of 3900	1152	explorer.exe	cmd.exe
PID 1152 wrote to memory of 3900	1152	explorer.exe	cmd.exe
PID 1152 wrote to memory of 3900	1152	explorer.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:2756

C:\Users\Admin\AppData\Local\Temp\DEX182020.exe
"C:\Users\Admin\AppData\Local\Temp\DEX182020.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4092

C:\Users\Admin\AppData\Local\Temp\DEX182020.exe
"C:\Users\Admin\AppData\Local\Temp\DEX182020.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1428

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1152

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\DEX182020.exe"
3⤵
PID:3900

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1152-25-0x0000000004930000-0x00000000049C0000-memory.dmp

Filesize
576KB

Download
memory/1152-24-0x0000000004B30000-0x0000000004E50000-memory.dmp

Filesize
3.1MB

Download
memory/1152-22-0x0000000000350000-0x000000000078F000-memory.dmp

Filesize
4.2MB

Download
memory/1152-23-0x0000000002790000-0x00000000027B9000-memory.dmp

Filesize
164KB

Download
memory/1152-20-0x0000000000000000-mapping.dmp

Download
memory/1428-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1428-18-0x0000000001A20000-0x0000000001A31000-memory.dmp

Filesize
68KB

Download
memory/1428-17-0x0000000001A40000-0x0000000001D60000-memory.dmp

Filesize
3.1MB

Download
memory/1428-15-0x000000000041D0A0-mapping.dmp

Download
memory/2756-19-0x00000000065A0000-0x0000000006715000-memory.dmp

Filesize
1.5MB

Download
memory/3900-21-0x0000000000000000-mapping.dmp

Download
memory/4092-8-0x0000000005720000-0x0000000005721000-memory.dmp

Filesize
4KB

Download
memory/4092-13-0x00000000014E0000-0x0000000001588000-memory.dmp

Filesize
672KB

Download
memory/4092-12-0x0000000005A80000-0x0000000005A93000-memory.dmp

Filesize
76KB

Download
memory/4092-11-0x0000000005650000-0x0000000005651000-memory.dmp

Filesize
4KB

Download
memory/4092-10-0x00000000061A0000-0x00000000061A1000-memory.dmp

Filesize
4KB

Download
memory/4092-9-0x00000000059A0000-0x00000000059A1000-memory.dmp

Filesize
4KB

Download
memory/4092-2-0x00000000739A0000-0x000000007408E000-memory.dmp

Filesize
6.9MB

Download
memory/4092-7-0x0000000005840000-0x0000000005841000-memory.dmp

Filesize
4KB

Download
memory/4092-6-0x0000000005CA0000-0x0000000005CA1000-memory.dmp

Filesize
4KB

Download
memory/4092-5-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download
memory/4092-3-0x0000000000D40000-0x0000000000D41000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads