formbook | 2fdd7a097e2d3b4f85a9cefcaf7d4c94256e62ad3ead367dcb412e5823b517b2

General

Target

jeetss456352.exe
Size

214KB
MD5

dafccfe6911e74fd47cf1461e3580ed1
SHA1

b84783ab8d2c044c9a4cf2765831fd776f220c64
SHA256

8d203db46294994fba62e63ddaf99b53c5b8abf2e407f7ee516f5df1d44cc1af
SHA512

4093bbdb3f57b7dff3d6f5e699698c303c9a79cb74bba23778241ea3b8bd12e380ab034065a3f1ff306638346fce69dc8dbc4461983b3cc6c6a95e8a2386c4ab
SSDEEP

3072:qUJoFfWzzl+cSM9BPmuGky8vtGAxeVbzb0kA5nyq956rosqcqXMZdQLfl7Z2JwQo:qweEp9Nmj84AuTqNvGr3qbXrLX2CO4T

Score

10^/10

formbook je14 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

je14

Decoy

innervisionbuildings.com

theenergysocialite.com

565548.com

panghr.com

onlyonesolutions.com

stjohnzone6.com

cnotes.rest

helfeb.online

xixi-s-inc.club

easilyentered.com

theshopx.store

mrclean-ac.com

miamibeachwateradventures.com

jpearce.co.uk

seseragi-bunkou.com

minimaddie.com

commbank-help-849c3.com

segohandelsonderneming.com

namthanhreal.com

fototerapi.online

Signatures

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

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/364-139-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/364-144-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4912-147-0x0000000000EF0000-0x0000000000F1F000-memory.dmp	formbook
behavioral2/memory/4912-151-0x0000000000EF0000-0x0000000000F1F000-memory.dmp	formbook

Executes dropped EXE 2 IoCs

Processes:

isktuabvmv.exeisktuabvmv.exe

pid process

4556 isktuabvmv.exe
364 isktuabvmv.exe

pid	process
4556	isktuabvmv.exe
364	isktuabvmv.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

isktuabvmv.exeisktuabvmv.exeipconfig.exe

description	pid	process	target process
PID 4556 set thread context of 364	4556	isktuabvmv.exe	isktuabvmv.exe
PID 364 set thread context of 2620	364	isktuabvmv.exe	Explorer.EXE
PID 4912 set thread context of 2620	4912	ipconfig.exe	Explorer.EXE

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

System Information Discovery
T1082
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

ipconfig.exe

pid process

4912 ipconfig.exe

pid	process
4912	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

isktuabvmv.exeipconfig.exe

pid	process
364	isktuabvmv.exe
364	isktuabvmv.exe
364	isktuabvmv.exe
364	isktuabvmv.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe
4912	ipconfig.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2620 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

isktuabvmv.exeisktuabvmv.exeipconfig.exe

pid process

4556 isktuabvmv.exe
364 isktuabvmv.exe
364 isktuabvmv.exe
364 isktuabvmv.exe
4912 ipconfig.exe
4912 ipconfig.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

isktuabvmv.exeipconfig.exe

description pid process

Token: SeDebugPrivilege 364 isktuabvmv.exe
Token: SeDebugPrivilege 4912 ipconfig.exe

pid	process
2620	Explorer.EXE

pid	process
4556	isktuabvmv.exe
364	isktuabvmv.exe
364	isktuabvmv.exe
364	isktuabvmv.exe
4912	ipconfig.exe
4912	ipconfig.exe

description	pid	process
Token: SeDebugPrivilege	364	isktuabvmv.exe
Token: SeDebugPrivilege	4912	ipconfig.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

jeetss456352.exeisktuabvmv.exeExplorer.EXEipconfig.exe

description	pid	process	target process
PID 3192 wrote to memory of 4556	3192	jeetss456352.exe	isktuabvmv.exe
PID 3192 wrote to memory of 4556	3192	jeetss456352.exe	isktuabvmv.exe
PID 3192 wrote to memory of 4556	3192	jeetss456352.exe	isktuabvmv.exe
PID 4556 wrote to memory of 364	4556	isktuabvmv.exe	isktuabvmv.exe
PID 4556 wrote to memory of 364	4556	isktuabvmv.exe	isktuabvmv.exe
PID 4556 wrote to memory of 364	4556	isktuabvmv.exe	isktuabvmv.exe
PID 4556 wrote to memory of 364	4556	isktuabvmv.exe	isktuabvmv.exe
PID 2620 wrote to memory of 4912	2620	Explorer.EXE	ipconfig.exe
PID 2620 wrote to memory of 4912	2620	Explorer.EXE	ipconfig.exe
PID 2620 wrote to memory of 4912	2620	Explorer.EXE	ipconfig.exe
PID 4912 wrote to memory of 1528	4912	ipconfig.exe	cmd.exe
PID 4912 wrote to memory of 1528	4912	ipconfig.exe	cmd.exe
PID 4912 wrote to memory of 1528	4912	ipconfig.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2620

C:\Users\Admin\AppData\Local\Temp\jeetss456352.exe
"C:\Users\Admin\AppData\Local\Temp\jeetss456352.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3192

C:\Users\Admin\AppData\Local\Temp\isktuabvmv.exe
"C:\Users\Admin\AppData\Local\Temp\isktuabvmv.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4556

C:\Users\Admin\AppData\Local\Temp\isktuabvmv.exe
"C:\Users\Admin\AppData\Local\Temp\isktuabvmv.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:364

C:\Windows\SysWOW64\ipconfig.exe
"C:\Windows\SysWOW64\ipconfig.exe"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4912

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\isktuabvmv.exe"
3⤵
PID:1528

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\isktuabvmv.exe
Filesize
6KB

MD5
4debf3d4be3833c81372eab33bcc8f99

SHA1
3c01f72309070804bda00f0545ba92dc32635d36

SHA256
a5a20c3c5c6a4882e770da52b1a8d498b39fdbf549bffa6b594566d7f26c99a5

SHA512
1418bc4717718a6f2fbbf738cde04509b5a8dcefe430b9be0dde97551248551f136e5d7649d8ef415ce67507cbb2c4c7b3ac29824f6abb611a4f658f46a74451

Download Submit
C:\Users\Admin\AppData\Local\Temp\isktuabvmv.exe
Filesize
6KB

MD5
4debf3d4be3833c81372eab33bcc8f99

SHA1
3c01f72309070804bda00f0545ba92dc32635d36

SHA256
a5a20c3c5c6a4882e770da52b1a8d498b39fdbf549bffa6b594566d7f26c99a5

SHA512
1418bc4717718a6f2fbbf738cde04509b5a8dcefe430b9be0dde97551248551f136e5d7649d8ef415ce67507cbb2c4c7b3ac29824f6abb611a4f658f46a74451

Download Submit
C:\Users\Admin\AppData\Local\Temp\isktuabvmv.exe
Filesize
6KB

MD5
4debf3d4be3833c81372eab33bcc8f99

SHA1
3c01f72309070804bda00f0545ba92dc32635d36

SHA256
a5a20c3c5c6a4882e770da52b1a8d498b39fdbf549bffa6b594566d7f26c99a5

SHA512
1418bc4717718a6f2fbbf738cde04509b5a8dcefe430b9be0dde97551248551f136e5d7649d8ef415ce67507cbb2c4c7b3ac29824f6abb611a4f658f46a74451

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C:\Users\Admin\AppData\Local\Temp\lrwrtr.wl
Filesize
5KB

MD5
b481fd4817e233972e39dd189f695aa6

SHA1
33c33dec6a53f11990002b97961c3e513e23a0c1

SHA256
c955f7c98bf61071eee2393596ff2e9c3555ba31b353daf5fc438b24fae7ad46

SHA512
77eb80bd3f63fd3997b934ff97d81124b778fbf1bc9cf45a664912b1289079c38adea8f7f03a98ecdb2dfc8ec3f347ddf90c8b91abdc6bdcae7a770cb0ec076c

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C:\Users\Admin\AppData\Local\Temp\ovyicohnryx.es
Filesize
185KB

MD5
08367820ada06e975ed56b12d436485e

SHA1
44508235cd40156d2060bcd53b752e309d5332da

SHA256
650167bccb0aab8157bac4ff9553af5b9d75561252c3350eb930fd274f74a935

SHA512
0e022b1271ac873b332bf5864664e53e21d592c1c2c949247652d5311e42463a9b03193c3b6948a898bfb42b395ec898b865013322bff58033ff9a67d6a652c0

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memory/364-144-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/364-137-0x0000000000000000-mapping.dmp

Download
memory/364-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/364-140-0x00000000009B0000-0x0000000000CFA000-memory.dmp

Filesize
3.3MB

Download
memory/364-141-0x0000000000D20000-0x0000000000D34000-memory.dmp

Filesize
80KB

Download
memory/1528-145-0x0000000000000000-mapping.dmp

Download
memory/2620-142-0x0000000008290000-0x00000000083DF000-memory.dmp

Filesize
1.3MB

Download
memory/2620-150-0x0000000007F80000-0x0000000008051000-memory.dmp

Filesize
836KB

Download
memory/2620-152-0x0000000007F80000-0x0000000008051000-memory.dmp

Filesize
836KB

Download
memory/4556-132-0x0000000000000000-mapping.dmp

Download
memory/4912-143-0x0000000000000000-mapping.dmp

Download
memory/4912-146-0x00000000005C0000-0x00000000005CB000-memory.dmp

Filesize
44KB

Download
memory/4912-147-0x0000000000EF0000-0x0000000000F1F000-memory.dmp

Filesize
188KB

Download
memory/4912-148-0x0000000001670000-0x00000000019BA000-memory.dmp

Filesize
3.3MB

Download
memory/4912-149-0x00000000014B0000-0x0000000001543000-memory.dmp

Filesize
588KB

Download
memory/4912-151-0x0000000000EF0000-0x0000000000F1F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads