formbook | dcc8a16c411d371bf110f3d0bfe6a4224a53810844ef1bc02d3f89f2e02e7c0b

Analysis

max time kernel
158s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2022 07:41

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General

Target

4218b9cf266916690af26776acf29627.exe
Size

576KB
MD5

4218b9cf266916690af26776acf29627
SHA1

d69e2af929a0d406d7eea8316e9747db1d4a7ff0
SHA256

dcc8a16c411d371bf110f3d0bfe6a4224a53810844ef1bc02d3f89f2e02e7c0b
SHA512

fad04a07efa85b91c64022f0b9b1fefdc80a59cd9127e6c1d750f803e2377c71793f20add0532ab2ed595cc9a98a8c9d522c6c42bc6fc07cfdfd2eddf9954d05
SSDEEP

12288:xWO+lpbKbfO7FoxgcSkgyZyfOL5eJxnS4ta5NG3WlViKY:xWnbKzxgcSkgyZeO0TtWN+

Score

10^/10

formbook dcn0 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

dcn0

Decoy

ZVx68vDtAMBCwg==

oBMBvsNORkM/O/ox

Ff9pISWkm6eG4lByIspp

c2T42c6CIIF6B8xTxm9XzpVw

bvjhxRbnAC183w==

0lTttSNG4HUDNflyIspp

hPXFlstqiHA/O/ox

WLR+MeerxZ0cNn1ja+IQAYo=

IHRn4xXOVKi477zarG+ObSy7YJA=

Xhf3e+tdAC183w==

Xk0ZAezv2rWH

kngo+vBeSRN7AszNwam3Osmguuqc0MoC

a2Qp7a+E8fSw7LDjpnqEKjsRZA==

3zjy4E7+QM48wg==

YcCmqT3OUNAigVott2pBKiy7YJA=

4+SMeX1juat/5cZ1AZihcyy7YJA=

/+m7sro0OBTl3TMpCw==

i2ctEfe4//a64yklMsgS2J90

+loZ2QKGX0UWgpvErMs=

b9BNCnJWQJS8IfsR0uR3bCy7YJA=

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Suspicious use of SetThreadContext 1 IoCs

Processes:

4218b9cf266916690af26776acf29627.exe

description pid process target process

PID 5072 set thread context of 3684 5072 4218b9cf266916690af26776acf29627.exe 4218b9cf266916690af26776acf29627.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4218b9cf266916690af26776acf29627.exe

pid process

3684 4218b9cf266916690af26776acf29627.exe
3684 4218b9cf266916690af26776acf29627.exe

description	pid	process	target process
PID 5072 set thread context of 3684	5072	4218b9cf266916690af26776acf29627.exe	4218b9cf266916690af26776acf29627.exe

pid	process
3684	4218b9cf266916690af26776acf29627.exe
3684	4218b9cf266916690af26776acf29627.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4218b9cf266916690af26776acf29627.exe

description	pid	process	target process
PID 5072 wrote to memory of 3684	5072	4218b9cf266916690af26776acf29627.exe	4218b9cf266916690af26776acf29627.exe
PID 5072 wrote to memory of 3684	5072	4218b9cf266916690af26776acf29627.exe	4218b9cf266916690af26776acf29627.exe
PID 5072 wrote to memory of 3684	5072	4218b9cf266916690af26776acf29627.exe	4218b9cf266916690af26776acf29627.exe
PID 5072 wrote to memory of 3684	5072	4218b9cf266916690af26776acf29627.exe	4218b9cf266916690af26776acf29627.exe
PID 5072 wrote to memory of 3684	5072	4218b9cf266916690af26776acf29627.exe	4218b9cf266916690af26776acf29627.exe
PID 5072 wrote to memory of 3684	5072	4218b9cf266916690af26776acf29627.exe	4218b9cf266916690af26776acf29627.exe

C:\Users\Admin\AppData\Local\Temp\4218b9cf266916690af26776acf29627.exe
"C:\Users\Admin\AppData\Local\Temp\4218b9cf266916690af26776acf29627.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5072

C:\Users\Admin\AppData\Local\Temp\4218b9cf266916690af26776acf29627.exe
"C:\Users\Admin\AppData\Local\Temp\4218b9cf266916690af26776acf29627.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3684

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3684-137-0x0000000000000000-mapping.dmp

Download
memory/3684-138-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3684-140-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3684-141-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/3684-142-0x0000000001690000-0x00000000019DA000-memory.dmp

Filesize
3.3MB

Download
memory/5072-132-0x0000000000340000-0x00000000003D6000-memory.dmp

Filesize
600KB

Download
memory/5072-133-0x00000000053A0000-0x0000000005944000-memory.dmp

Filesize
5.6MB

Download
memory/5072-134-0x0000000004DF0000-0x0000000004E82000-memory.dmp

Filesize
584KB

Download
memory/5072-135-0x0000000004D90000-0x0000000004D9A000-memory.dmp

Filesize
40KB

Download
memory/5072-136-0x0000000007790000-0x000000000782C000-memory.dmp

Filesize
624KB

Download