formbook | e1f620a49978341460d102aefd71b13a0f3d36aaf8dfa042844984ad6dcfaa7c

General

Target

QUOTATION.exe
Size

739KB
MD5

f6b430cda92dd026e96e7d304d20db43
SHA1

701f788e29b0a9640e53c826cd871f3f9fdd3160
SHA256

e1f620a49978341460d102aefd71b13a0f3d36aaf8dfa042844984ad6dcfaa7c
SHA512

a7e82ac7e136a03e03665e4ed108ab14296726867413c464a25c5b9e28280721fec639c6a4825733c18934ad17e3840d72ab7a1ef36a4912b043e960c095c582

Score

10^/10

formbook rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.jzmbgjj.com/j7e/

Decoy

cefuoficial.com

luxmusicclub.com

getridofmyed.xyz

sports-plaza.com

peteropsomer.com

kemendi.com

divinciresolve.com

readtogrowup.com

hidex-corp.com

aladininternational.com

snesait.art

ezzpick.net

saveashow.com

eazyprintsplus.com

usadatesclub.com

rafaelraf.com

themiamadison.com

regarta.com

aiocitys.net

ahorn-invest.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

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3144-117-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/3144-118-0x000000000041EA80-mapping.dmp	formbook
behavioral2/memory/3532-127-0x0000000000A00000-0x0000000000A2E000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

Processes:

QUOTATION.exeQUOTATION.exesvchost.exe

description	pid	process	target process
PID 3924 set thread context of 3144	3924	QUOTATION.exe	QUOTATION.exe
PID 3144 set thread context of 3036	3144	QUOTATION.exe	Explorer.EXE
PID 3144 set thread context of 3036	3144	QUOTATION.exe	Explorer.EXE
PID 3532 set thread context of 3036	3532	svchost.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

744 schtasks.exe

pid	process
744	schtasks.exe

Suspicious behavior: EnumeratesProcesses 44 IoCs

Processes:

QUOTATION.exesvchost.exe

pid	process
3144	QUOTATION.exe
3144	QUOTATION.exe
3144	QUOTATION.exe
3144	QUOTATION.exe
3144	QUOTATION.exe
3144	QUOTATION.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe
3532	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3036 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

QUOTATION.exesvchost.exe

pid process

3144 QUOTATION.exe
3144 QUOTATION.exe
3144 QUOTATION.exe
3144 QUOTATION.exe
3532 svchost.exe
3532 svchost.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

QUOTATION.exesvchost.exe

description pid process

Token: SeDebugPrivilege 3144 QUOTATION.exe
Token: SeDebugPrivilege 3532 svchost.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3036 Explorer.EXE

pid	process
3036	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	3144	QUOTATION.exe
Token: SeDebugPrivilege	3532	svchost.exe

pid	process
3036	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

QUOTATION.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 3924 wrote to memory of 744	3924	QUOTATION.exe	schtasks.exe
PID 3924 wrote to memory of 744	3924	QUOTATION.exe	schtasks.exe
PID 3924 wrote to memory of 744	3924	QUOTATION.exe	schtasks.exe
PID 3924 wrote to memory of 3144	3924	QUOTATION.exe	QUOTATION.exe
PID 3924 wrote to memory of 3144	3924	QUOTATION.exe	QUOTATION.exe
PID 3924 wrote to memory of 3144	3924	QUOTATION.exe	QUOTATION.exe
PID 3924 wrote to memory of 3144	3924	QUOTATION.exe	QUOTATION.exe
PID 3924 wrote to memory of 3144	3924	QUOTATION.exe	QUOTATION.exe
PID 3924 wrote to memory of 3144	3924	QUOTATION.exe	QUOTATION.exe
PID 3036 wrote to memory of 3532	3036	Explorer.EXE	svchost.exe
PID 3036 wrote to memory of 3532	3036	Explorer.EXE	svchost.exe
PID 3036 wrote to memory of 3532	3036	Explorer.EXE	svchost.exe
PID 3532 wrote to memory of 3392	3532	svchost.exe	cmd.exe
PID 3532 wrote to memory of 3392	3532	svchost.exe	cmd.exe
PID 3532 wrote to memory of 3392	3532	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3036

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3924

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KpABAQIVyVKx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCD96.tmp"
3⤵
- Creates scheduled task(s)
PID:744

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3144

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3532

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
3⤵
PID:3392

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpCD96.tmp
MD5
40f639166b10f101b1109d9091b64342

SHA1
1d02033ca879fbfcb235be714021c6d0eb53efff

SHA256
16fec0b32976baa0ec26e34936d0c056d4337a81b8f27ab8e0b47e31ce7ad80a

SHA512
c05d6cff7716e823a40922199aebbd5e8f204f7e8ebf772a16bb6c0c996984c0f89a92cbe79071e05e7ca75ee933e47a73868e91d97ade42f53ac85c742a3d84

Download Submit
memory/744-115-0x0000000000000000-mapping.dmp

Download
memory/3036-121-0x0000000005A30000-0x0000000005B4F000-memory.dmp

Filesize
1.1MB

Download
memory/3036-130-0x0000000004AE0000-0x0000000004C4B000-memory.dmp

Filesize
1.4MB

Download
memory/3036-123-0x0000000005F20000-0x00000000060C3000-memory.dmp

Filesize
1.6MB

Download
memory/3144-118-0x000000000041EA80-mapping.dmp

Download
memory/3144-120-0x00000000018B0000-0x00000000018C4000-memory.dmp

Filesize
80KB

Download
memory/3144-119-0x0000000001970000-0x0000000001C90000-memory.dmp

Filesize
3.1MB

Download
memory/3144-122-0x0000000001900000-0x0000000001914000-memory.dmp

Filesize
80KB

Download
memory/3144-117-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3392-125-0x0000000000000000-mapping.dmp

Download
memory/3532-124-0x0000000000000000-mapping.dmp

Download
memory/3532-127-0x0000000000A00000-0x0000000000A2E000-memory.dmp

Filesize
184KB

Download
memory/3532-126-0x0000000000EA0000-0x0000000000EAC000-memory.dmp

Filesize
48KB

Download
memory/3532-128-0x0000000003620000-0x0000000003940000-memory.dmp

Filesize
3.1MB

Download
memory/3532-129-0x0000000003120000-0x00000000031B3000-memory.dmp

Filesize
588KB

Download
memory/3924-114-0x00000000014F0000-0x00000000014F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads