formbook | c910b0c026aced55235b98818dce27b57f6a5d55fdc93efa234e9b0aae4eb6fb

General

Target

RFQ_august.exe
Size

756KB
MD5

f5bf9905ff7c573695fe1e53a1338e5c
SHA1

1d531327f162c4bb844f42694fe5da4f95dc9510
SHA256

e6ef5385235001a8743ac0ee83f839abdd66abed79cff1429020270168bd9357
SHA512

f382aa021ee9ece8ea92fda10391bb540b11f9c172f76c85745b12169de1d9aec0edd8a9649d6033edf5c049c98ff00f6b605b604482d1b25cf343536edba17e

Score

10^/10

formbook emh persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

emh

Decoy

sweetmiya.com

zsyzm.com

carpediem.immo

sparkconfections.com

oliverezechi.net

wearephoenixtraining.com

artistxpressions.com

kesfetmeninkeyfi.com

kasvomaskitnetista.com

mertzlife.com

vcbuild.world

mwessentialcleaningservice.com

fairresale.com

dermot.online

impentri.com

bestsanitizingservice.com

210wscottstj.info

camilafinale.com

pepperhaul.com

centrobiblicomoradasanta.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/32-139-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral2/memory/32-141-0x0000000000400000-0x000000000042D000-memory.dmp	formbook
behavioral2/memory/4612-148-0x0000000000D10000-0x0000000000D3D000-memory.dmp	formbook

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ipconfig.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	ipconfig.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\2DBXNPXPZD = "C:\\Program Files (x86)\\I8p9\\e4nhdxypzt5tlzi.exe"	ipconfig.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

RFQ_august.exeRFQ_august.exeipconfig.exe

description	pid	process	target process
PID 2748 set thread context of 32	2748	RFQ_august.exe	RFQ_august.exe
PID 32 set thread context of 2952	32	RFQ_august.exe	Explorer.EXE
PID 4612 set thread context of 2952	4612	ipconfig.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

ipconfig.exe

description ioc process

File opened for modification C:\Program Files (x86)\I8p9\e4nhdxypzt5tlzi.exe ipconfig.exe
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

ipconfig.exe

pid process

4612 ipconfig.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\I8p9\e4nhdxypzt5tlzi.exe	ipconfig.exe

pid	process
4612	ipconfig.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

ipconfig.exe

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

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

RFQ_august.exeRFQ_august.exeipconfig.exe

pid	process
2748	RFQ_august.exe
2748	RFQ_august.exe
2748	RFQ_august.exe
2748	RFQ_august.exe
2748	RFQ_august.exe
32	RFQ_august.exe
32	RFQ_august.exe
32	RFQ_august.exe
32	RFQ_august.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2952 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

RFQ_august.exeipconfig.exe

pid process

32 RFQ_august.exe
32 RFQ_august.exe
32 RFQ_august.exe
4612 ipconfig.exe
4612 ipconfig.exe
4612 ipconfig.exe
4612 ipconfig.exe

pid	process
2952	Explorer.EXE

pid	process
32	RFQ_august.exe
32	RFQ_august.exe
32	RFQ_august.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe
4612	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

RFQ_august.exeRFQ_august.exeipconfig.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	2748	RFQ_august.exe
Token: SeDebugPrivilege	32	RFQ_august.exe
Token: SeDebugPrivilege	4612	ipconfig.exe
Token: SeShutdownPrivilege	2952	Explorer.EXE
Token: SeCreatePagefilePrivilege	2952	Explorer.EXE
Token: SeShutdownPrivilege	2952	Explorer.EXE
Token: SeCreatePagefilePrivilege	2952	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

RFQ_august.exeExplorer.EXEipconfig.exe

description	pid	process	target process
PID 2748 wrote to memory of 4760	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 4760	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 4760	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 2332	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 2332	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 2332	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 32	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 32	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 32	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 32	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 32	2748	RFQ_august.exe	RFQ_august.exe
PID 2748 wrote to memory of 32	2748	RFQ_august.exe	RFQ_august.exe
PID 2952 wrote to memory of 4612	2952	Explorer.EXE	ipconfig.exe
PID 2952 wrote to memory of 4612	2952	Explorer.EXE	ipconfig.exe
PID 2952 wrote to memory of 4612	2952	Explorer.EXE	ipconfig.exe
PID 4612 wrote to memory of 2276	4612	ipconfig.exe	cmd.exe
PID 4612 wrote to memory of 2276	4612	ipconfig.exe	cmd.exe
PID 4612 wrote to memory of 2276	4612	ipconfig.exe	cmd.exe
PID 4612 wrote to memory of 1960	4612	ipconfig.exe	cmd.exe
PID 4612 wrote to memory of 1960	4612	ipconfig.exe	cmd.exe
PID 4612 wrote to memory of 1960	4612	ipconfig.exe	cmd.exe
PID 4612 wrote to memory of 3856	4612	ipconfig.exe	Firefox.exe
PID 4612 wrote to memory of 3856	4612	ipconfig.exe	Firefox.exe
PID 4612 wrote to memory of 3856	4612	ipconfig.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2952

C:\Users\Admin\AppData\Local\Temp\RFQ_august.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ_august.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2748

C:\Users\Admin\AppData\Local\Temp\RFQ_august.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ_august.exe"
3⤵
PID:4760

C:\Users\Admin\AppData\Local\Temp\RFQ_august.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ_august.exe"
3⤵
PID:2332

C:\Users\Admin\AppData\Local\Temp\RFQ_august.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ_august.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:32

C:\Windows\SysWOW64\ipconfig.exe
"C:\Windows\SysWOW64\ipconfig.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Gathers network information
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4612

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\RFQ_august.exe"
3⤵
PID:2276

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:1960

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:3856

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

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\Roaming\690A776U\690logim.jpeg
Filesize
74KB

MD5
57aadc13ff50906f113770633ea60a9e

SHA1
02f18b4e3b5b0c7fc6ab81d4d895a5a385631472

SHA256
213acd5a9194a42b68648fcf3d11f0289934564759a89a0235b4c1c5e6388c6a

SHA512
5cb6f488dab19f60bb4b3cd7e6dc93e9e43813a36600feb2848ceabb106c9dcf7daa0293ec4c013a6a97bf35c4bc7cc1a3a32f826e0ba7be96dba9ed8659f509

Download Submit
C:\Users\Admin\AppData\Roaming\690A776U\690logrf.ini
Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\690A776U\690logrg.ini
Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\690A776U\690logri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\690A776U\690logrv.ini
Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/32-138-0x0000000000000000-mapping.dmp

Download
memory/32-139-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/32-141-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/32-142-0x0000000001870000-0x0000000001BBA000-memory.dmp

Filesize
3.3MB

Download
memory/32-143-0x00000000013B0000-0x00000000013C4000-memory.dmp

Filesize
80KB

Download
memory/1960-152-0x0000000000000000-mapping.dmp

Download
memory/2276-146-0x0000000000000000-mapping.dmp

Download
memory/2332-137-0x0000000000000000-mapping.dmp

Download
memory/2748-135-0x0000000005A00000-0x0000000005A56000-memory.dmp

Filesize
344KB

Download
memory/2748-131-0x00000000057D0000-0x000000000586C000-memory.dmp

Filesize
624KB

Download
memory/2748-132-0x0000000005E20000-0x00000000063C4000-memory.dmp

Filesize
5.6MB

Download
memory/2748-133-0x0000000005870000-0x0000000005902000-memory.dmp

Filesize
584KB

Download
memory/2748-134-0x0000000005710000-0x000000000571A000-memory.dmp

Filesize
40KB

Download
memory/2748-130-0x0000000000CA0000-0x0000000000D62000-memory.dmp

Filesize
776KB

Download
memory/2952-144-0x00000000080D0000-0x00000000081DC000-memory.dmp

Filesize
1.0MB

Download
memory/2952-151-0x00000000082D0000-0x0000000008407000-memory.dmp

Filesize
1.2MB

Download
memory/4612-148-0x0000000000D10000-0x0000000000D3D000-memory.dmp

Filesize
180KB

Download
memory/4612-150-0x0000000001590000-0x0000000001623000-memory.dmp

Filesize
588KB

Download
memory/4612-149-0x00000000016F0000-0x0000000001A3A000-memory.dmp

Filesize
3.3MB

Download
memory/4612-145-0x0000000000000000-mapping.dmp

Download
memory/4612-147-0x00000000007C0000-0x00000000007CB000-memory.dmp

Filesize
44KB

Download
memory/4760-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads