formbook | 84ad366fc3f964922674cb42bd0a99beeb46c78408146b3e41774113dfef351e

General

Target

e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe
Size

744KB
MD5

d24b6d72e85c9b51bd5b39b9fe6d1ab5
SHA1

b2c1c8c1988924942a231cf30dfc5222b031090e
SHA256

e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5
SHA512

d37ff374ab0f381051e8e1c27d4b181a57e62fa3f8775616739421261b7032f94ec229b84c0f0a686bbbce95f69e7a2b2a0269239773c7dc76ff0f01ce8c9b6e
SSDEEP

12288:iQu6zWFuIRiPLFuJVygB1VrQ6GSItioHVnwlb1:iSIuIwZwAgrVr6NHFwlb

Score

10^/10

formbook n13e rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n13e

Decoy

cowiemarketing.com

uniqueliquidz.co.uk

755259.com

7bw95.com

luxbarstools.co.uk

baccaratda.com

berkayakpinar.xyz

gistus.africa

hjd387.com

leave-fly.com

golfclubdaddy.com

engineeringea.buzz

countryrevisited.com

decoracioneskalite.com

imaginationlirbary.com

moneytransfer.africa

brainwaveproject.com

3039sjbqf2022.com

184hotels.com

aromamiaro.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4576-143-0x0000000000400000-0x000000000042F000-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:

e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe

description	pid	process	target process
PID 4088 set thread context of 4576	4088	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe

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

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

4504 schtasks.exe

pid	process
4504	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe

pid	process
4576	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe
4576	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe

description	pid	process	target process
PID 4088 wrote to memory of 4504	4088	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe	schtasks.exe
PID 4088 wrote to memory of 4504	4088	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe	schtasks.exe
PID 4088 wrote to memory of 4504	4088	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe	schtasks.exe
PID 4088 wrote to memory of 4576	4088	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe
PID 4088 wrote to memory of 4576	4088	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe
PID 4088 wrote to memory of 4576	4088	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe
PID 4088 wrote to memory of 4576	4088	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe
PID 4088 wrote to memory of 4576	4088	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe
PID 4088 wrote to memory of 4576	4088	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe	e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe

C:\Users\Admin\AppData\Local\Temp\e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe
"C:\Users\Admin\AppData\Local\Temp\e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4088

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\urCbmGUnZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8230.tmp"
2⤵
- Creates scheduled task(s)
PID:4504

C:\Users\Admin\AppData\Local\Temp\e9ac57e43f65115bb0e5780178dae36d3a625cf21a21d6b9272d7a067c9c52a5.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4576

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8230.tmp
Filesize
1KB

MD5
8f3b0b0d27c463832b8fa1f907037e12

SHA1
334222ee8e2452badca3cc7947b02099afed45bb

SHA256
620399eb5f97d5e8aefe50014de114054067022b41c90d936e5945a105ba7ee0

SHA512
0f801f8492ce4fbd3cb8c3cc7325d8a3d868207571e591273ca3ef38075b4a70fce4d97697a4bf3f3cf39b617e0e2b3b21132bc10b53ab72dd63b3b8a0c91db6

Download Submit
memory/4088-133-0x00000000003D0000-0x0000000000490000-memory.dmp

Filesize
768KB

Download
memory/4088-134-0x0000000005200000-0x00000000057A4000-memory.dmp

Filesize
5.6MB

Download
memory/4088-135-0x0000000004D30000-0x0000000004DC2000-memory.dmp

Filesize
584KB

Download
memory/4088-136-0x0000000004DD0000-0x0000000004E6C000-memory.dmp

Filesize
624KB

Download
memory/4088-137-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/4088-138-0x0000000004D10000-0x0000000004D1A000-memory.dmp

Filesize
40KB

Download
memory/4088-139-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/4576-143-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4576-145-0x0000000000ED0000-0x000000000121A000-memory.dmp

Filesize
3.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads