formbook | 0e2c01f199bdfe4da7626ebd0616b154004de7a88115ad04fbf349b0b654fc7e

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/01/2024, 16:05

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General

Target

nNuevo_orden__pdf_exe.exe
Size

772KB
MD5

3ba0f2d3f1af60c952d89d2815f5dfe8
SHA1

65ce27f9fc2e93da8c9f691b6ebb2bd426f8ee4d
SHA256

21e0ddeaaa746ad5f9411aaee2d947518419e0370848bc9a285b1d96776f4a0a
SHA512

8c7554aae3cf45e66aae2309f307a90c94360578c35d3fed9bea8e676b7be2560dc1add210d14d6df8ee49b218e4f2a7eafc7e44bb86768967f6a1284076e468
SSDEEP

24576:UzYv2C22dWn7G4drU1dBRyGpuzf2rEcrDClrQTR:UkWnTwyTT2rHrDClrQTR

Score

10^/10

formbook kmge rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kmge

Decoy

jia0752d.com

cq0jt.sbs

whimsicalweddingrentals.com

meetsex-here.life

hhe-crv220.com

bedbillionaire.com

soycmo.com

mrawkward.xyz

11ramshornroad.com

motoyonaturals.com

thischicloves.com

gacorbet.pro

ihsanid.com

pancaketurner.com

santanarstore.com

cr3dtv.com

negotools.com

landfillequip.com

sejasuapropriachefe.com

diamant-verkopen.store

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/3548-32-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3548-36-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/5088-42-0x0000000000570000-0x000000000059F000-memory.dmp	formbook
behavioral2/memory/5088-44-0x0000000000570000-0x000000000059F000-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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	nNuevo_orden__pdf_exe.exe

Drops startup file 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype.lnk	nNuevo_orden__pdf_exe.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2500	skype.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2500 set thread context of 3548	2500	skype.exe	103
PID 3548 set thread context of 3440	3548	AddInProcess32.exe	51
PID 5088 set thread context of 3440	5088	WWAHost.exe	51

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	WWAHost.exe

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
4804	PING.EXE
4976	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2100	nNuevo_orden__pdf_exe.exe
2100	nNuevo_orden__pdf_exe.exe
2100	nNuevo_orden__pdf_exe.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
1436	skype.exe
2500	skype.exe
2500	skype.exe
2500	skype.exe
2500	skype.exe
2500	skype.exe
2500	skype.exe
3548	AddInProcess32.exe
3548	AddInProcess32.exe
3548	AddInProcess32.exe
3548	AddInProcess32.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
3548	AddInProcess32.exe
3548	AddInProcess32.exe
3548	AddInProcess32.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe
5088	WWAHost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2100	nNuevo_orden__pdf_exe.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	2100	nNuevo_orden__pdf_exe.exe
Token: SeDebugPrivilege	1436	skype.exe
Token: SeDebugPrivilege	2500	skype.exe
Token: SeDebugPrivilege	3548	AddInProcess32.exe
Token: SeDebugPrivilege	5088	WWAHost.exe
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3440	Explorer.EXE

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 1436	2100	nNuevo_orden__pdf_exe.exe	90
PID 2100 wrote to memory of 1436	2100	nNuevo_orden__pdf_exe.exe	90
PID 2100 wrote to memory of 1436	2100	nNuevo_orden__pdf_exe.exe	90
PID 1436 wrote to memory of 3300	1436	skype.exe	94
PID 1436 wrote to memory of 3300	1436	skype.exe	94
PID 1436 wrote to memory of 3300	1436	skype.exe	94
PID 3300 wrote to memory of 4804	3300	cmd.exe	96
PID 3300 wrote to memory of 4804	3300	cmd.exe	96
PID 3300 wrote to memory of 4804	3300	cmd.exe	96
PID 3300 wrote to memory of 4976	3300	cmd.exe	99
PID 3300 wrote to memory of 4976	3300	cmd.exe	99
PID 3300 wrote to memory of 4976	3300	cmd.exe	99
PID 3300 wrote to memory of 2500	3300	cmd.exe	101
PID 3300 wrote to memory of 2500	3300	cmd.exe	101
PID 3300 wrote to memory of 2500	3300	cmd.exe	101
PID 2500 wrote to memory of 2000	2500	skype.exe	102
PID 2500 wrote to memory of 2000	2500	skype.exe	102
PID 2500 wrote to memory of 2000	2500	skype.exe	102
PID 2500 wrote to memory of 2000	2500	skype.exe	102
PID 2500 wrote to memory of 2000	2500	skype.exe	102
PID 2500 wrote to memory of 2000	2500	skype.exe	102
PID 2500 wrote to memory of 3548	2500	skype.exe	103
PID 2500 wrote to memory of 3548	2500	skype.exe	103
PID 2500 wrote to memory of 3548	2500	skype.exe	103
PID 2500 wrote to memory of 3548	2500	skype.exe	103
PID 2500 wrote to memory of 3548	2500	skype.exe	103
PID 2500 wrote to memory of 3548	2500	skype.exe	103
PID 3440 wrote to memory of 5088	3440	Explorer.EXE	104
PID 3440 wrote to memory of 5088	3440	Explorer.EXE	104
PID 3440 wrote to memory of 5088	3440	Explorer.EXE	104
PID 5088 wrote to memory of 5048	5088	WWAHost.exe	105
PID 5088 wrote to memory of 5048	5088	WWAHost.exe	105
PID 5088 wrote to memory of 5048	5088	WWAHost.exe	105
PID 5088 wrote to memory of 2280	5088	WWAHost.exe	107
PID 5088 wrote to memory of 2280	5088	WWAHost.exe	107
PID 5088 wrote to memory of 2280	5088	WWAHost.exe	107

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3440
- C:\Users\Admin\AppData\Local\Temp\nNuevo_orden__pdf_exe.exe
  "C:\Users\Admin\AppData\Local\Temp\nNuevo_orden__pdf_exe.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Users\Admin\AppData\Local\Temp\skype.exe
    "C:\Users\Admin\AppData\Local\Temp\skype.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1436
  - - C:\Windows\SysWOW64\cmd.exe
      "cmd" /c ping 127.0.0.1 -n 18 > nul && copy "C:\Users\Admin\AppData\Local\Temp\skype.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe" && ping 127.0.0.1 -n 18 > nul && "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe"
      4⤵
      Drops startup file
      Suspicious use of WriteProcessMemory
      PID:3300
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping 127.0.0.1 -n 18
        5⤵
        Runs ping.exe
        
        PID:4804
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping 127.0.0.1 -n 18
        5⤵
        Runs ping.exe
        
        PID:4976
    - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe
        
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:2500
      - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        6⤵
        
        PID:2000
      - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        6⤵
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of AdjustPrivilegeToken
        
        PID:3548
- C:\Windows\SysWOW64\WWAHost.exe
  "C:\Windows\SysWOW64\WWAHost.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5088
- - C:\Windows\SysWOW64\cmd.exe
    /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
    3⤵
    PID:5048
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\skype.exe.log

Filesize
1KB

MD5
cc82803ce7afbf6041074676af07924f

SHA1
231a608fce48b82868d08a39dad5ac13c955bf3d

SHA256
5467350d290b94cacfabfc9cd79c2f26f64c94eb8d719113597098dc6016154d

SHA512
4f13d21b1dd8be23b51e5410a57db81f37d3326c944937b6546ca02de018b8b1b7921dd81cb4584fe42e734cf0ab073f8b9079b12c5a9e6193116c677ceb624f

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1

Filesize
46KB

MD5
02d2c46697e3714e49f46b680b9a6b83

SHA1
84f98b56d49f01e9b6b76a4e21accf64fd319140

SHA256
522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

SHA512
60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logim.jpeg

Filesize
79KB

MD5
6941577743fef5c26ddb4a7399011344

SHA1
dfc91cd234c1f5bd1bc9ef105e855d8877d47a5e

SHA256
d608325796099a2628767ae70bb82657a9d787570d159ade15b514dae62c2a34

SHA512
3cc79504c23c3e11bd805a5904a027d520f06f47143e757019a216ba218e92ea85b3857216c51700d534a05224698ea833d1e3c482b953162ac5213dbe67ac34

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrf.ini

Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrg.ini

Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrv.ini

Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype\skype.exe

Filesize
772KB

MD5
3ba0f2d3f1af60c952d89d2815f5dfe8

SHA1
65ce27f9fc2e93da8c9f691b6ebb2bd426f8ee4d

SHA256
21e0ddeaaa746ad5f9411aaee2d947518419e0370848bc9a285b1d96776f4a0a

SHA512
8c7554aae3cf45e66aae2309f307a90c94360578c35d3fed9bea8e676b7be2560dc1add210d14d6df8ee49b218e4f2a7eafc7e44bb86768967f6a1284076e468

Download Submit
memory/1436-14-0x0000000005430000-0x0000000005440000-memory.dmp

Filesize
64KB

Download
memory/1436-16-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/1436-11-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/1436-13-0x0000000005430000-0x0000000005440000-memory.dmp

Filesize
64KB

Download
memory/2100-1-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2100-0-0x00000000005C0000-0x0000000000688000-memory.dmp

Filesize
800KB

Download
memory/2100-9-0x0000000007440000-0x000000000796C000-memory.dmp

Filesize
5.2MB

Download
memory/2100-6-0x0000000005CB0000-0x0000000005CF4000-memory.dmp

Filesize
272KB

Download
memory/2100-2-0x0000000005500000-0x0000000005AA4000-memory.dmp

Filesize
5.6MB

Download
memory/2100-7-0x0000000005F10000-0x0000000005F1A000-memory.dmp

Filesize
40KB

Download
memory/2100-12-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/2100-3-0x0000000004D90000-0x0000000004E22000-memory.dmp

Filesize
584KB

Download
memory/2100-4-0x0000000004E30000-0x0000000004ECC000-memory.dmp

Filesize
624KB

Download
memory/2100-5-0x00000000027D0000-0x00000000027E0000-memory.dmp

Filesize
64KB

Download
memory/2500-25-0x0000000005690000-0x00000000056A0000-memory.dmp

Filesize
64KB

Download
memory/2500-30-0x0000000005690000-0x00000000056A0000-memory.dmp

Filesize
64KB

Download
memory/2500-31-0x0000000005690000-0x00000000056A0000-memory.dmp

Filesize
64KB

Download
memory/2500-29-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/2500-33-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/2500-23-0x0000000000B10000-0x0000000000BD8000-memory.dmp

Filesize
800KB

Download
memory/2500-24-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/2500-28-0x000000000A1B0000-0x000000000A1B6000-memory.dmp

Filesize
24KB

Download
memory/2500-27-0x0000000007B70000-0x0000000007B8A000-memory.dmp

Filesize
104KB

Download
memory/2500-26-0x0000000005690000-0x00000000056A0000-memory.dmp

Filesize
64KB

Download
memory/3440-38-0x0000000008300000-0x00000000084A5000-memory.dmp

Filesize
1.6MB

Download
memory/3440-61-0x0000000008300000-0x00000000084A5000-memory.dmp

Filesize
1.6MB

Download
memory/3440-68-0x0000000002740000-0x000000000281B000-memory.dmp

Filesize
876KB

Download
memory/3440-67-0x0000000002740000-0x000000000281B000-memory.dmp

Filesize
876KB

Download
memory/3440-76-0x0000000002740000-0x000000000281B000-memory.dmp

Filesize
876KB

Download
memory/3548-36-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3548-37-0x0000000001210000-0x0000000001224000-memory.dmp

Filesize
80KB

Download
memory/3548-34-0x0000000001720000-0x0000000001A6A000-memory.dmp

Filesize
3.3MB

Download
memory/3548-32-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5088-60-0x0000000001350000-0x00000000013E3000-memory.dmp

Filesize
588KB

Download
memory/5088-65-0x0000000001350000-0x00000000013E3000-memory.dmp

Filesize
588KB

Download
memory/5088-44-0x0000000000570000-0x000000000059F000-memory.dmp

Filesize
188KB

Download
memory/5088-43-0x0000000001790000-0x0000000001ADA000-memory.dmp

Filesize
3.3MB

Download
memory/5088-42-0x0000000000570000-0x000000000059F000-memory.dmp

Filesize
188KB

Download
memory/5088-41-0x00000000008F0000-0x00000000009CC000-memory.dmp

Filesize
880KB

Download
memory/5088-39-0x00000000008F0000-0x00000000009CC000-memory.dmp

Filesize
880KB

Download