formbook | b5d3713200d78ffa108a19cecc8e5f9e27ca778a72eabc4e038821a1e9d56caa

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13-08-2024 04:44

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General

Target

91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe
Size

955KB
MD5

91a972c03758ab433f7e7bbde4158e4d
SHA1

b31e8bec1883e2f6d69f0ee8cbfed15454e87c8c
SHA256

b5d3713200d78ffa108a19cecc8e5f9e27ca778a72eabc4e038821a1e9d56caa
SHA512

ccbbfe77338b609f09e5a76f5881e003d4711f8c0e15a9f21fa1b978518bb7a54453be9fa849f3d7d3318bb980c04e8375120965add9fb734b2cc458c438ffca
SSDEEP

12288:1umGKSUdXLIXyKQEy3NbeEOIoWhtfvKtEKu0I:omGKndbIrQEy3NbetsVvnKZI

Score

10^/10

formbook gbr discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gbr

Decoy

serabet.com

galanggroup.com

zweitmeinung-urologie.com

damsalon.com

binliwine.com

lifeladderindia.com

flyingwranchmanagement.com

tripsandturns.com

3headdesign.com

aluminumfacade.com

toprestau.com

facetreatspa.com

periodrescuekit.com

dbaojian.com

altinotokurtarma.com

gkpelle.com

loguslife.com

treatse.com

lghglzcnkx.net

jawharabh.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/1372-12-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2084 set thread context of 1372	2084	91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1372	91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 1372	2084	91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe	31
PID 2084 wrote to memory of 1372	2084	91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe	31
PID 2084 wrote to memory of 1372	2084	91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe	31
PID 2084 wrote to memory of 1372	2084	91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe	31
PID 2084 wrote to memory of 1372	2084	91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe	31
PID 2084 wrote to memory of 1372	2084	91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe	31
PID 2084 wrote to memory of 1372	2084	91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Users\Admin\AppData\Local\Temp\91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\91a972c03758ab433f7e7bbde4158e4d_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1372-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1372-14-0x0000000000AE0000-0x0000000000DE3000-memory.dmp

Filesize
3.0MB

Download
memory/1372-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1372-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1372-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2084-3-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2084-6-0x0000000004530000-0x0000000004592000-memory.dmp

Filesize
392KB

Download
memory/2084-5-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2084-4-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/2084-0-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/2084-2-0x0000000000640000-0x000000000064A000-memory.dmp

Filesize
40KB

Download
memory/2084-13-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2084-1-0x0000000000850000-0x0000000000946000-memory.dmp

Filesize
984KB

Download