formbook | d5e62cf36dd59a8404f074b83dd5113c51d4a1c4299d874c6e6eb8539d332364

General

Target

TLa3Kq68Wk2L4z3.exe
Size

603KB
MD5

0e578fefa53e00adc57473f38bcc789c
SHA1

3db235af988a50ecbdf6d18f2f251a38ac5c9273
SHA256

d5e62cf36dd59a8404f074b83dd5113c51d4a1c4299d874c6e6eb8539d332364
SHA512

e0cab0f9c1bc7126294e29a834f900de80d7ad3008297ca92ecbc0cf0e306e48aaa0dffe32bdd7b8f79f7dc4ad79a187932a917ee13fa1e3a1262bdc744f8501
SSDEEP

12288:EMyCOazSlBBvVdPEc+dhlT9CLlb2GS8HwPL3qkEqtU:EMyielDvHbwTQt2ZZDIqtU

Score

10^/10

formbook dr14 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dr14

Decoy

ypewriter.pro

conoficina.shop

etrules.net

bwuc-ball.xyz

obis.xyz

tpbuncistoto.xyz

lhakikas.net

long-ybzxgm.xyz

ray-east.xyz

hild-rbfij.xyz

imself-kyac.xyz

ftuu-government.xyz

om-tracksi.top

olicy-yzipy.xyz

ntalaxlesbabbool.cfd

ingleyou.top

ieryfiertzframing.cfd

pon-nacgrz.xyz

aomei515.top

alzgroup.net

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2664-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2664-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2744-21-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2644	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2212 set thread context of 2664	2212	TLa3Kq68Wk2L4z3.exe	29
PID 2664 set thread context of 1364	2664	TLa3Kq68Wk2L4z3.exe	21
PID 2744 set thread context of 1364	2744	svchost.exe	21

System Location Discovery: System Language Discovery 1 TTPs 3 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	TLa3Kq68Wk2L4z3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
2664	TLa3Kq68Wk2L4z3.exe
2664	TLa3Kq68Wk2L4z3.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe
2744	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2664	TLa3Kq68Wk2L4z3.exe
2664	TLa3Kq68Wk2L4z3.exe
2664	TLa3Kq68Wk2L4z3.exe
2744	svchost.exe
2744	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2664	TLa3Kq68Wk2L4z3.exe
Token: SeDebugPrivilege	2744	svchost.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2664	2212	TLa3Kq68Wk2L4z3.exe	29
PID 2212 wrote to memory of 2664	2212	TLa3Kq68Wk2L4z3.exe	29
PID 2212 wrote to memory of 2664	2212	TLa3Kq68Wk2L4z3.exe	29
PID 2212 wrote to memory of 2664	2212	TLa3Kq68Wk2L4z3.exe	29
PID 2212 wrote to memory of 2664	2212	TLa3Kq68Wk2L4z3.exe	29
PID 2212 wrote to memory of 2664	2212	TLa3Kq68Wk2L4z3.exe	29
PID 2212 wrote to memory of 2664	2212	TLa3Kq68Wk2L4z3.exe	29
PID 1364 wrote to memory of 2744	1364	Explorer.EXE	30
PID 1364 wrote to memory of 2744	1364	Explorer.EXE	30
PID 1364 wrote to memory of 2744	1364	Explorer.EXE	30
PID 1364 wrote to memory of 2744	1364	Explorer.EXE	30
PID 2744 wrote to memory of 2644	2744	svchost.exe	31
PID 2744 wrote to memory of 2644	2744	svchost.exe	31
PID 2744 wrote to memory of 2644	2744	svchost.exe	31
PID 2744 wrote to memory of 2644	2744	svchost.exe	31

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1364
- C:\Users\Admin\AppData\Local\Temp\TLa3Kq68Wk2L4z3.exe
  "C:\Users\Admin\AppData\Local\Temp\TLa3Kq68Wk2L4z3.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2212
- - C:\Users\Admin\AppData\Local\Temp\TLa3Kq68Wk2L4z3.exe
    "C:\Users\Admin\AppData\Local\Temp\TLa3Kq68Wk2L4z3.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2664
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\TLa3Kq68Wk2L4z3.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1364-17-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1364-22-0x0000000007560000-0x0000000007708000-memory.dmp

Filesize
1.7MB

Download
memory/1364-18-0x0000000007560000-0x0000000007708000-memory.dmp

Filesize
1.7MB

Download
memory/2212-5-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2212-12-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2212-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/2212-6-0x0000000004FF0000-0x0000000005068000-memory.dmp

Filesize
480KB

Download
memory/2212-1-0x0000000001090000-0x000000000112E000-memory.dmp

Filesize
632KB

Download
memory/2212-4-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/2212-2-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2212-3-0x0000000000680000-0x0000000000692000-memory.dmp

Filesize
72KB

Download
memory/2664-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2664-13-0x00000000008D0000-0x0000000000BD3000-memory.dmp

Filesize
3.0MB

Download
memory/2664-16-0x0000000000290000-0x00000000002A5000-memory.dmp

Filesize
84KB

Download
memory/2664-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2664-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2664-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2664-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2744-20-0x0000000000F90000-0x0000000000F98000-memory.dmp

Filesize
32KB

Download
memory/2744-19-0x0000000000F90000-0x0000000000F98000-memory.dmp

Filesize
32KB

Download
memory/2744-21-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

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