formbook | 7ad13f3353ceb15b4d751802829c239b0892f40ed4d56a1cda731ed44807f82a

General

Target

JaffaCakes118_75510802638fd6742e1707285d816f08.exe
Size

527KB
MD5

75510802638fd6742e1707285d816f08
SHA1

800fa9c7db7a1ccfb9ad26c38bfb973828783f0e
SHA256

7ad13f3353ceb15b4d751802829c239b0892f40ed4d56a1cda731ed44807f82a
SHA512

dac12524898ce586f3279a571a97d960b5be17bb59d5d71fc3e8fcda1fa71a4a008d74e8502f85eae6211a7d03a54615562b21cdb52c7b0e4edb9f9950b4632e
SSDEEP

12288:tUi2iNKH+n1GTbOz1P9SW3XmxVfTGhhmQc37oYDUCGPU96zC:tUi1w3Ti9lG/kEQcrZDUCGwqC

Score

10^/10

formbook gd3e discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gd3e

Decoy

losfesdffewfdskokoka11.xyz

aspenroofingel.net

mlstrategygroup.com

breakaway.asia

gzmx3.com

dronesadvise.com

bitmain.discount

lifestylekenya.com

dragonfly-road.store

rumbaughrecruiting.com

tarimech.com

starmcb.com

xn--kfz-schlsseldienst-t6b.com

eqgiftshop.com

regionsi.com

bonsainer.com

guideofguardians.com

orlv7x.icu

xemnha100.com

thelupinlady.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/3312-16-0x0000000000400000-0x000000000042F000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	JaffaCakes118_75510802638fd6742e1707285d816f08.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2176 set thread context of 3312	2176	JaffaCakes118_75510802638fd6742e1707285d816f08.exe	101

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	JaffaCakes118_75510802638fd6742e1707285d816f08.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1328	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3312	JaffaCakes118_75510802638fd6742e1707285d816f08.exe
3312	JaffaCakes118_75510802638fd6742e1707285d816f08.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 1328	2176	JaffaCakes118_75510802638fd6742e1707285d816f08.exe	100
PID 2176 wrote to memory of 1328	2176	JaffaCakes118_75510802638fd6742e1707285d816f08.exe	100
PID 2176 wrote to memory of 1328	2176	JaffaCakes118_75510802638fd6742e1707285d816f08.exe	100
PID 2176 wrote to memory of 3312	2176	JaffaCakes118_75510802638fd6742e1707285d816f08.exe	101
PID 2176 wrote to memory of 3312	2176	JaffaCakes118_75510802638fd6742e1707285d816f08.exe	101
PID 2176 wrote to memory of 3312	2176	JaffaCakes118_75510802638fd6742e1707285d816f08.exe	101
PID 2176 wrote to memory of 3312	2176	JaffaCakes118_75510802638fd6742e1707285d816f08.exe	101
PID 2176 wrote to memory of 3312	2176	JaffaCakes118_75510802638fd6742e1707285d816f08.exe	101
PID 2176 wrote to memory of 3312	2176	JaffaCakes118_75510802638fd6742e1707285d816f08.exe	101

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75510802638fd6742e1707285d816f08.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75510802638fd6742e1707285d816f08.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PfqOSgYmxypQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2D06.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1328
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75510802638fd6742e1707285d816f08.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75510802638fd6742e1707285d816f08.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2176-6-0x0000000005260000-0x000000000526E000-memory.dmp

Filesize
56KB

Download
memory/2176-18-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/2176-2-0x0000000005280000-0x0000000005824000-memory.dmp

Filesize
5.6MB

Download
memory/2176-3-0x0000000004D80000-0x0000000004E12000-memory.dmp

Filesize
584KB

Download
memory/2176-4-0x0000000004F50000-0x0000000004F5A000-memory.dmp

Filesize
40KB

Download
memory/2176-5-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/2176-8-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/2176-0-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

Filesize
4KB

Download
memory/2176-1-0x0000000000350000-0x00000000003DA000-memory.dmp

Filesize
552KB

Download
memory/2176-9-0x0000000005B80000-0x0000000005C1C000-memory.dmp

Filesize
624KB

Download
memory/2176-10-0x0000000005B30000-0x0000000005B88000-memory.dmp

Filesize
352KB

Download
memory/2176-7-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

Filesize
4KB

Download
memory/3312-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3312-19-0x0000000001540000-0x000000000188A000-memory.dmp

Filesize
3.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads