formbook | 0cf11de8a0ce67a46203ae419f2aa7bb988ae3088dc4f33158dccc55b97e4a7d

General

Target

7b57c26a8208756f37e8df8331f94610.exe
Size

605KB
MD5

7b57c26a8208756f37e8df8331f94610
SHA1

bfb4a9e25f36ade44b084706da30c3f305d65609
SHA256

0cf11de8a0ce67a46203ae419f2aa7bb988ae3088dc4f33158dccc55b97e4a7d
SHA512

28aa1f10114bec29af3b55aaa17146f5f7daf6814891269c06545a0627bcedf19130b7e5454f2cbdf370525b272e2e6d6ec04c09bcc540903c482e4473025b7f

Score

10^/10

formbook kzk9 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kzk9

C2

http://www.yourmajordomo.com/kzk9/

Decoy

tianconghuo.club

1996-page.com

ourtownmax.net

conservativetreehose.com

synth.repair

donnachicacreperia.com

tentfull.com

weapp.download

surfersink.com

gattlebusinessservices.com

sebastian249.com

anhphuc.company

betternatureproducts.net

defroplate.com

seattlesquidsquad.com

polarjob.com

lendingadvantage.com

angelsondope.com

goportjitney.com

tiendagrupojagr.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/2032-125-0x000000000041EB80-mapping.dmp	formbook
behavioral2/memory/2032-124-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

7b57c26a8208756f37e8df8331f94610.exe

description pid process target process

PID 2428 set thread context of 2032 2428 7b57c26a8208756f37e8df8331f94610.exe 7b57c26a8208756f37e8df8331f94610.exe

description	pid	process	target process
PID 2428 set thread context of 2032	2428	7b57c26a8208756f37e8df8331f94610.exe	7b57c26a8208756f37e8df8331f94610.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

7b57c26a8208756f37e8df8331f94610.exe7b57c26a8208756f37e8df8331f94610.exe

pid	process
2428	7b57c26a8208756f37e8df8331f94610.exe
2428	7b57c26a8208756f37e8df8331f94610.exe
2428	7b57c26a8208756f37e8df8331f94610.exe
2428	7b57c26a8208756f37e8df8331f94610.exe
2428	7b57c26a8208756f37e8df8331f94610.exe
2428	7b57c26a8208756f37e8df8331f94610.exe
2032	7b57c26a8208756f37e8df8331f94610.exe
2032	7b57c26a8208756f37e8df8331f94610.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

7b57c26a8208756f37e8df8331f94610.exe

description pid process

Token: SeDebugPrivilege 2428 7b57c26a8208756f37e8df8331f94610.exe

description	pid	process
Token: SeDebugPrivilege	2428	7b57c26a8208756f37e8df8331f94610.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

7b57c26a8208756f37e8df8331f94610.exe

description	pid	process	target process
PID 2428 wrote to memory of 2032	2428	7b57c26a8208756f37e8df8331f94610.exe	7b57c26a8208756f37e8df8331f94610.exe
PID 2428 wrote to memory of 2032	2428	7b57c26a8208756f37e8df8331f94610.exe	7b57c26a8208756f37e8df8331f94610.exe
PID 2428 wrote to memory of 2032	2428	7b57c26a8208756f37e8df8331f94610.exe	7b57c26a8208756f37e8df8331f94610.exe
PID 2428 wrote to memory of 2032	2428	7b57c26a8208756f37e8df8331f94610.exe	7b57c26a8208756f37e8df8331f94610.exe
PID 2428 wrote to memory of 2032	2428	7b57c26a8208756f37e8df8331f94610.exe	7b57c26a8208756f37e8df8331f94610.exe
PID 2428 wrote to memory of 2032	2428	7b57c26a8208756f37e8df8331f94610.exe	7b57c26a8208756f37e8df8331f94610.exe

C:\Users\Admin\AppData\Local\Temp\7b57c26a8208756f37e8df8331f94610.exe
"C:\Users\Admin\AppData\Local\Temp\7b57c26a8208756f37e8df8331f94610.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2428

C:\Users\Admin\AppData\Local\Temp\7b57c26a8208756f37e8df8331f94610.exe
"C:\Users\Admin\AppData\Local\Temp\7b57c26a8208756f37e8df8331f94610.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2032

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2032-125-0x000000000041EB80-mapping.dmp

Download
memory/2032-124-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2032-126-0x0000000001260000-0x0000000001580000-memory.dmp

Filesize
3.1MB

Download
memory/2428-115-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/2428-117-0x0000000005020000-0x0000000005021000-memory.dmp

Filesize
4KB

Download
memory/2428-118-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

Filesize
4KB

Download
memory/2428-119-0x0000000004B20000-0x000000000501E000-memory.dmp

Filesize
5.0MB

Download
memory/2428-120-0x0000000004B70000-0x0000000004B71000-memory.dmp

Filesize
4KB

Download
memory/2428-121-0x0000000004E10000-0x0000000004E15000-memory.dmp

Filesize
20KB

Download
memory/2428-122-0x00000000072C0000-0x00000000072C1000-memory.dmp

Filesize
4KB

Download
memory/2428-123-0x0000000007460000-0x00000000074D4000-memory.dmp

Filesize
464KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads