formbook | 6c0726019c69676d072d2680a142cbe4d194b8b9cd61fa7833b54e0f6dce299a

General

Target

opTrJaglOqdy9oE.exe
Size

553KB
MD5

ed5ff25257d74b36a35c3a171dd754cc
SHA1

238a3737b3458e3ad2dcef135e9086f6be65811b
SHA256

a8534e310ee42756cfc01caf1eeddc8f4bca6e7e7f36de1a90f5c6ccc480e90a
SHA512

5f262537948b58769264dc896a2defd7d5a982e01ed7c7e3be12647e861a0c119e166e50b776be315015d66c5425183eac78094dc38fc41cab319f38fe91a00a

Score

10^/10

formbook aq3x rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

aq3x

Decoy

atinderellastory.com

transylvaniawanderlust.com

b9x1muhzjm4.biz

questmfgtech.net

globalsmartcoin.com

wine-worldtour.com

boerauto.com

lovelybakingco.com

mosikito.com

valorea-immobilier.com

szts168.net

emarkage.com

extraordinarylivingstore.com

ihatehunger.com

animoji.zone

robocovers.com

refengmo.com

beckomedia.com

rifitumab.com

vfatgroup.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
behavioral2/memory/556-139-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/2132-146-0x0000000000C30000-0x0000000000C5E000-memory.dmp	formbook

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

opTrJaglOqdy9oE.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	opTrJaglOqdy9oE.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 3 IoCs

Processes:

opTrJaglOqdy9oE.exeopTrJaglOqdy9oE.exemstsc.exe

description	pid	process	target process
PID 4848 set thread context of 556	4848	opTrJaglOqdy9oE.exe	opTrJaglOqdy9oE.exe
PID 556 set thread context of 648	556	opTrJaglOqdy9oE.exe	Explorer.EXE
PID 2132 set thread context of 648	2132	mstsc.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

4936 schtasks.exe

pid	process
4936	schtasks.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

mstsc.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	mstsc.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

Processes:

opTrJaglOqdy9oE.exemstsc.exe

pid	process
556	opTrJaglOqdy9oE.exe
556	opTrJaglOqdy9oE.exe
556	opTrJaglOqdy9oE.exe
556	opTrJaglOqdy9oE.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe
2132	mstsc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

648 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

opTrJaglOqdy9oE.exemstsc.exe

pid process

556 opTrJaglOqdy9oE.exe
556 opTrJaglOqdy9oE.exe
556 opTrJaglOqdy9oE.exe
2132 mstsc.exe
2132 mstsc.exe
2132 mstsc.exe
2132 mstsc.exe

pid	process
648	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

opTrJaglOqdy9oE.exemstsc.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	556	opTrJaglOqdy9oE.exe
Token: SeDebugPrivilege	2132	mstsc.exe
Token: SeShutdownPrivilege	648	Explorer.EXE
Token: SeCreatePagefilePrivilege	648	Explorer.EXE
Token: SeShutdownPrivilege	648	Explorer.EXE
Token: SeCreatePagefilePrivilege	648	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

opTrJaglOqdy9oE.exeExplorer.EXEmstsc.exe

description	pid	process	target process
PID 4848 wrote to memory of 4936	4848	opTrJaglOqdy9oE.exe	schtasks.exe
PID 4848 wrote to memory of 4936	4848	opTrJaglOqdy9oE.exe	schtasks.exe
PID 4848 wrote to memory of 4936	4848	opTrJaglOqdy9oE.exe	schtasks.exe
PID 4848 wrote to memory of 556	4848	opTrJaglOqdy9oE.exe	opTrJaglOqdy9oE.exe
PID 4848 wrote to memory of 556	4848	opTrJaglOqdy9oE.exe	opTrJaglOqdy9oE.exe
PID 4848 wrote to memory of 556	4848	opTrJaglOqdy9oE.exe	opTrJaglOqdy9oE.exe
PID 4848 wrote to memory of 556	4848	opTrJaglOqdy9oE.exe	opTrJaglOqdy9oE.exe
PID 4848 wrote to memory of 556	4848	opTrJaglOqdy9oE.exe	opTrJaglOqdy9oE.exe
PID 4848 wrote to memory of 556	4848	opTrJaglOqdy9oE.exe	opTrJaglOqdy9oE.exe
PID 648 wrote to memory of 2132	648	Explorer.EXE	mstsc.exe
PID 648 wrote to memory of 2132	648	Explorer.EXE	mstsc.exe
PID 648 wrote to memory of 2132	648	Explorer.EXE	mstsc.exe
PID 2132 wrote to memory of 4076	2132	mstsc.exe	cmd.exe
PID 2132 wrote to memory of 4076	2132	mstsc.exe	cmd.exe
PID 2132 wrote to memory of 4076	2132	mstsc.exe	cmd.exe
PID 2132 wrote to memory of 2616	2132	mstsc.exe	Firefox.exe
PID 2132 wrote to memory of 2616	2132	mstsc.exe	Firefox.exe
PID 2132 wrote to memory of 2616	2132	mstsc.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:648

C:\Users\Admin\AppData\Local\Temp\opTrJaglOqdy9oE.exe
"C:\Users\Admin\AppData\Local\Temp\opTrJaglOqdy9oE.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4848

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4E9D.tmp"
3⤵
- Creates scheduled task(s)
PID:4936

C:\Users\Admin\AppData\Local\Temp\opTrJaglOqdy9oE.exe
"C:\Users\Admin\AppData\Local\Temp\opTrJaglOqdy9oE.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:556

C:\Windows\SysWOW64\mstsc.exe
"C:\Windows\SysWOW64\mstsc.exe"
2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2132

C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
3⤵
PID:4076

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2616

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
40KB

MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4E9D.tmp
Filesize
1KB

MD5
a974860d7241a60af4cf919fd326e538

SHA1
db2962e4f4a13cedd2c141a58f337b1186daa2d7

SHA256
9e4b2bc384d0d9d8875d60db6cf5b34b5d6094927c0ab01a5e270fb7cc16cee9

SHA512
e493710af7dd24eea08b33a0115c6285842798825e2c0608121c1d377c669210876c1a16c0ece4f8edf95bff094ace0ca8eaf653e06115dc821b6bf300610be1

Download Submit
C:\Users\Admin\AppData\Roaming\419RB7D7\419logim.jpeg
Filesize
75KB

MD5
9f00c84d67a1535cc64483dcb17ce0b8

SHA1
3f90ba2ed0e0d0fcac1e36fc55225a84ad58945c

SHA256
e4a12372228acf8c7fca1d615d9e2a95aac4717adde3f75b4657f19809340e36

SHA512
698602d42004a9f7eb59306b0be9798661d26e249a09c8946486995e89f91010e02db133fa32de7e34ea4c9c5fe5ed238019724dad8bf8dd47d6d74fadf0a09e

Download Submit
C:\Users\Admin\AppData\Roaming\419RB7D7\419logrf.ini
Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\419RB7D7\419logrg.ini
Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\419RB7D7\419logri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\419RB7D7\419logrv.ini
Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/556-142-0x0000000000F90000-0x0000000000FA4000-memory.dmp

Filesize
80KB

Download
memory/556-138-0x0000000000000000-mapping.dmp

Download
memory/556-139-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/556-141-0x0000000001410000-0x000000000175A000-memory.dmp

Filesize
3.3MB

Download
memory/648-143-0x0000000002490000-0x000000000257D000-memory.dmp

Filesize
948KB

Download
memory/648-151-0x0000000002580000-0x0000000002698000-memory.dmp

Filesize
1.1MB

Download
memory/2132-150-0x0000000002A60000-0x0000000002AF3000-memory.dmp

Filesize
588KB

Download
memory/2132-144-0x0000000000000000-mapping.dmp

Download
memory/2132-146-0x0000000000C30000-0x0000000000C5E000-memory.dmp

Filesize
184KB

Download
memory/2132-145-0x00000000007F0000-0x000000000092A000-memory.dmp

Filesize
1.2MB

Download
memory/2132-147-0x0000000002C80000-0x0000000002FCA000-memory.dmp

Filesize
3.3MB

Download
memory/4076-148-0x0000000000000000-mapping.dmp

Download
memory/4848-135-0x0000000005760000-0x00000000057B6000-memory.dmp

Filesize
344KB

Download
memory/4848-130-0x00000000009A0000-0x0000000000A30000-memory.dmp

Filesize
576KB

Download
memory/4848-134-0x0000000005470000-0x000000000547A000-memory.dmp

Filesize
40KB

Download
memory/4848-133-0x0000000005510000-0x00000000055A2000-memory.dmp

Filesize
584KB

Download
memory/4848-132-0x0000000005A20000-0x0000000005FC4000-memory.dmp

Filesize
5.6MB

Download
memory/4848-131-0x00000000053D0000-0x000000000546C000-memory.dmp

Filesize
624KB

Download
memory/4936-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads