formbook | c5628c701357d02296adfa9309dcf21e8d989318426b18179eef58d06f796641

General

Target

RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe
Size

1.1MB
MD5

29ce40926ebdaec5752f14be5e21fbeb
SHA1

df0e8f649c9fd548eb7d42eed2884cc68979ccd9
SHA256

ee71ad1c0362898a774103c743ef574c6a3cf37a3556a9eb8809bc411cd179cb
SHA512

8c8ef0a9d99ff00111d6d0d6ebda2b65f812b7d1f93ff36194c7e73a6ff70138225d3a626a0168b78f64a51e443fe588274c18f0220ad05b648f34c92e540e5d
SSDEEP

24576:pqDEvCTbMWu7rQYlBQcBiT6rprG8aSuK06lMmt1mI/:pTvC/MTQYxsWR7aS906lPt1mI

Score

10^/10

formbook ot96 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ot96

Decoy

yclingbear.studio

sxuio.xyz

eon-official-bk-o57v.buzz

teel.management

rusjitu.sbs

ighwald-holdings.info

ummitfinancal.vip

layvalleyconstruction.online

pp-games-efficsecuspon.xyz

ouh.shop

mgltd.services

gshsjwhgsg.fun

eidotijolo.online

yifg.sbs

nline-gaming-ox-mx.xyz

ux-money.info

inergiputraborneo.dev

panish-classes-67016.bond

reightrading.info

23bet.xyz

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/1300-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1300-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2732-20-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2452 set thread context of 1300	2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe	29
PID 1300 set thread context of 1252	1300	svchost.exe	20
PID 2732 set thread context of 1252	2732	chkdsk.exe	20

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	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1300	svchost.exe
1300	svchost.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe
2732	chkdsk.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe
1300	svchost.exe
1300	svchost.exe
1300	svchost.exe
2732	chkdsk.exe
2732	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1300	svchost.exe
Token: SeDebugPrivilege	2732	chkdsk.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe
2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe
1252	Explorer.EXE
1252	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe
2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2452 wrote to memory of 1300	2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe	29
PID 2452 wrote to memory of 1300	2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe	29
PID 2452 wrote to memory of 1300	2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe	29
PID 2452 wrote to memory of 1300	2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe	29
PID 2452 wrote to memory of 1300	2452	RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe	29
PID 1252 wrote to memory of 2732	1252	Explorer.EXE	30
PID 1252 wrote to memory of 2732	1252	Explorer.EXE	30
PID 1252 wrote to memory of 2732	1252	Explorer.EXE	30
PID 1252 wrote to memory of 2732	1252	Explorer.EXE	30
PID 2732 wrote to memory of 2784	2732	chkdsk.exe	31
PID 2732 wrote to memory of 2784	2732	chkdsk.exe	31
PID 2732 wrote to memory of 2784	2732	chkdsk.exe	31
PID 2732 wrote to memory of 2784	2732	chkdsk.exe	31

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1252
- C:\Users\Admin\AppData\Local\Temp\RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2452
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ1 REF-JTC-AJC-QINHP5-TIS-L0009- (AL DHAFRA) AL JABER - SUPPLY.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1300
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

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/1252-17-0x00000000067C0000-0x00000000068EA000-memory.dmp

Filesize
1.2MB

Download
memory/1252-29-0x0000000004DF0000-0x0000000004EE3000-memory.dmp

Filesize
972KB

Download
memory/1252-27-0x0000000004DF0000-0x0000000004EE3000-memory.dmp

Filesize
972KB

Download
memory/1252-26-0x0000000004DF0000-0x0000000004EE3000-memory.dmp

Filesize
972KB

Download
memory/1252-21-0x00000000067C0000-0x00000000068EA000-memory.dmp

Filesize
1.2MB

Download
memory/1300-16-0x00000000001C0000-0x00000000001D5000-memory.dmp

Filesize
84KB

Download
memory/1300-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1300-13-0x0000000000760000-0x0000000000A63000-memory.dmp

Filesize
3.0MB

Download
memory/1300-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2452-11-0x00000000000F0000-0x00000000000F4000-memory.dmp

Filesize
16KB

Download
memory/2732-18-0x0000000000DD0000-0x0000000000DD7000-memory.dmp

Filesize
28KB

Download
memory/2732-19-0x0000000000DD0000-0x0000000000DD7000-memory.dmp

Filesize
28KB

Download
memory/2732-20-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download

Analysis

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