formbook | bbfb7385cd800a7b207e56e43ab02d45363efd42467e265a19ae8c52d84ef9f6

General

Target

altek inquiry_06122022.exe
Size

240KB
MD5

57e28993ff25e296f1671cf08842bc72
SHA1

789a67ffbbfbdbd722371580a26f6bb39f86124f
SHA256

ef183500f8b2a320013adb7f7594aaf7562d43cfd17026f8c7a4cd26a243965a
SHA512

76820c62bb5f5ce2cbfcf98aaa8b6f2d1c3acb28aeb972b7039ce63e4bb0072867425477bf80ae09c4a11c1c14257d94a40d666aec782f01c4781ec1235d046c
SSDEEP

6144:xBnYpliv3Ux2/jeM5C4fR99KWb8YPo9hUCCkPBByiL:UpEv3yxKFPBkP3yiL

Score

10^/10

formbook m5oe rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

m5oe

Decoy

HdR8hG6r12hBYuHY4zv6YeeFPQ==

tD1V9gswYvgQXEGd

1xKtJ1LdqRYMRMC84U1A

MbhjiWb7Lz8z7KIWl3UyUIJwA6Tb

joVB5Xggy2RtE+odsZg=

TrduAIay6Y3SvoIK20xI

pSna7LOsXXwXT/zz3Iow4g==

QnthmO4Qst5gC3sDoA==

eAirzOOgO7SOCenz3Iow4g==

xg0uSbfLTg==

YWQXwyGRzPEHzGrDFE8CBSE=

ujLnfuXoH9dbgHIK20xI

291v0XsGFrYQXEGd

MRvTd/qMuaHpjCM=

X131fLC6VWX4MsvCb2IPjIfq8wlksWfg

Y9Bur8DbgqFt/Yni86MMCCE=

q6RTBmJkmy5pWTmmCCrvmuCDPw==

mQS26DojT+EQXEGd

sjHQ+Kav2Wx9FeodsZg=

JA24UKnTA5re1LhcQaVo/w==

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Executes dropped EXE 2 IoCs

Processes:

gnfyjw.exegnfyjw.exe

pid process

3720 gnfyjw.exe
4544 gnfyjw.exe
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

Processes:

gnfyjw.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation gnfyjw.exe

pid	process
3720	gnfyjw.exe
4544	gnfyjw.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	gnfyjw.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

gnfyjw.exegnfyjw.exenetsh.exe

description	pid	process	target process
PID 3720 set thread context of 4544	3720	gnfyjw.exe	gnfyjw.exe
PID 4544 set thread context of 2640	4544	gnfyjw.exe	Explorer.EXE
PID 4544 set thread context of 2640	4544	gnfyjw.exe	Explorer.EXE
PID 2624 set thread context of 2640	2624	netsh.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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

netsh.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	netsh.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

gnfyjw.exenetsh.exe

pid	process
4544	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2640 Explorer.EXE
Suspicious behavior: MapViewOfSection 9 IoCs

Processes:

gnfyjw.exegnfyjw.exenetsh.exe

pid process

3720 gnfyjw.exe
4544 gnfyjw.exe
4544 gnfyjw.exe
4544 gnfyjw.exe
4544 gnfyjw.exe
2624 netsh.exe
2624 netsh.exe
2624 netsh.exe
2624 netsh.exe

pid	process
2640	Explorer.EXE

pid	process
3720	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
4544	gnfyjw.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe
2624	netsh.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

Processes:

gnfyjw.exenetsh.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	4544	gnfyjw.exe
Token: SeDebugPrivilege	2624	netsh.exe
Token: SeShutdownPrivilege	2640	Explorer.EXE
Token: SeCreatePagefilePrivilege	2640	Explorer.EXE
Token: SeShutdownPrivilege	2640	Explorer.EXE
Token: SeCreatePagefilePrivilege	2640	Explorer.EXE
Token: SeShutdownPrivilege	2640	Explorer.EXE
Token: SeCreatePagefilePrivilege	2640	Explorer.EXE
Token: SeShutdownPrivilege	2640	Explorer.EXE
Token: SeCreatePagefilePrivilege	2640	Explorer.EXE
Token: SeShutdownPrivilege	2640	Explorer.EXE
Token: SeCreatePagefilePrivilege	2640	Explorer.EXE
Token: SeShutdownPrivilege	2640	Explorer.EXE
Token: SeCreatePagefilePrivilege	2640	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

2640 Explorer.EXE
2640 Explorer.EXE

pid	process
2640	Explorer.EXE
2640	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

altek inquiry_06122022.exegnfyjw.exegnfyjw.exenetsh.exe

description	pid	process	target process
PID 4904 wrote to memory of 3720	4904	altek inquiry_06122022.exe	gnfyjw.exe
PID 4904 wrote to memory of 3720	4904	altek inquiry_06122022.exe	gnfyjw.exe
PID 4904 wrote to memory of 3720	4904	altek inquiry_06122022.exe	gnfyjw.exe
PID 3720 wrote to memory of 4544	3720	gnfyjw.exe	gnfyjw.exe
PID 3720 wrote to memory of 4544	3720	gnfyjw.exe	gnfyjw.exe
PID 3720 wrote to memory of 4544	3720	gnfyjw.exe	gnfyjw.exe
PID 3720 wrote to memory of 4544	3720	gnfyjw.exe	gnfyjw.exe
PID 4544 wrote to memory of 2624	4544	gnfyjw.exe	netsh.exe
PID 4544 wrote to memory of 2624	4544	gnfyjw.exe	netsh.exe
PID 4544 wrote to memory of 2624	4544	gnfyjw.exe	netsh.exe
PID 2624 wrote to memory of 3948	2624	netsh.exe	Firefox.exe
PID 2624 wrote to memory of 3948	2624	netsh.exe	Firefox.exe
PID 2624 wrote to memory of 3948	2624	netsh.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2640

C:\Users\Admin\AppData\Local\Temp\altek inquiry_06122022.exe
"C:\Users\Admin\AppData\Local\Temp\altek inquiry_06122022.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4904

C:\Users\Admin\AppData\Local\Temp\gnfyjw.exe
"C:\Users\Admin\AppData\Local\Temp\gnfyjw.exe" C:\Users\Admin\AppData\Local\Temp\ewfvsnuhhs.yk
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3720

C:\Users\Admin\AppData\Local\Temp\gnfyjw.exe
"C:\Users\Admin\AppData\Local\Temp\gnfyjw.exe"
4⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4544

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\SysWOW64\netsh.exe"
5⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2624

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
6⤵
PID:3948

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\ewfvsnuhhs.yk
Filesize
5KB

MD5
cc9e28dede16cfda70a7f5c2286ac096

SHA1
e21dfb2a1424f3907451117e65dc5feae3665fb0

SHA256
a96297e01a5e02d8e01ac0ffde09e15ee37ef5a8947085e4e37aeead7912fb95

SHA512
4e11dacf0073e7b150e58a6110c7ea67be7d15a682c4817de7ba7193fbeda0cb8f875cd4f3bead163e955cef00964b3ee1c25f6f4dff26ad268202d8f1771df3

Download Submit
C:\Users\Admin\AppData\Local\Temp\gnfyjw.exe
Filesize
13KB

MD5
bd75ead41fcfd1e05e01dccbab8201ee

SHA1
0d8e4692652a07ba557ac05cf7981d6655054a45

SHA256
949fc794150daaf10537cc5b230097b0e9f384e3722486b9a6f71a2f6e4bdb34

SHA512
fd9cbdc659a0d700f372ea88b4ce5da9fa5de56229848a9eadee139f75677ab38b0cc6a7840ff20310d3e9cde3e8a122c940063ed58e797cb48a3b689cc826de

Download Submit
C:\Users\Admin\AppData\Local\Temp\gnfyjw.exe
Filesize
13KB

MD5
bd75ead41fcfd1e05e01dccbab8201ee

SHA1
0d8e4692652a07ba557ac05cf7981d6655054a45

SHA256
949fc794150daaf10537cc5b230097b0e9f384e3722486b9a6f71a2f6e4bdb34

SHA512
fd9cbdc659a0d700f372ea88b4ce5da9fa5de56229848a9eadee139f75677ab38b0cc6a7840ff20310d3e9cde3e8a122c940063ed58e797cb48a3b689cc826de

Download Submit
C:\Users\Admin\AppData\Local\Temp\gnfyjw.exe
Filesize
13KB

MD5
bd75ead41fcfd1e05e01dccbab8201ee

SHA1
0d8e4692652a07ba557ac05cf7981d6655054a45

SHA256
949fc794150daaf10537cc5b230097b0e9f384e3722486b9a6f71a2f6e4bdb34

SHA512
fd9cbdc659a0d700f372ea88b4ce5da9fa5de56229848a9eadee139f75677ab38b0cc6a7840ff20310d3e9cde3e8a122c940063ed58e797cb48a3b689cc826de

Download Submit
C:\Users\Admin\AppData\Local\Temp\xaulttvxgxs.z
Filesize
185KB

MD5
2b417f4ae947c108780502ee6d73b7ca

SHA1
0e6440e5b52cc7190af856e4784b7f0bdf6a0963

SHA256
ad93f99bbbeebd3a9d196ae6c9457b9faec9986e268c0341a0720764902e55e9

SHA512
29e8360bdb883416813d1305af43424f81864eceb770f7a7ece73de068924684395b09867db910521b25b3401b25cd3c204295312174e7571c9eda820473e02e

Download Submit
memory/2624-148-0x0000000000000000-mapping.dmp

Download
memory/2624-155-0x0000000000D60000-0x0000000000D8D000-memory.dmp

Filesize
180KB

Download
memory/2624-154-0x00000000015D0000-0x000000000165F000-memory.dmp

Filesize
572KB

Download
memory/2624-153-0x0000000001B20000-0x0000000001E6A000-memory.dmp

Filesize
3.3MB

Download
memory/2624-152-0x0000000000D60000-0x0000000000D8D000-memory.dmp

Filesize
180KB

Download
memory/2624-151-0x0000000001030000-0x000000000104E000-memory.dmp

Filesize
120KB

Download
memory/2640-157-0x0000000003130000-0x00000000031F6000-memory.dmp

Filesize
792KB

Download
memory/2640-156-0x0000000003130000-0x00000000031F6000-memory.dmp

Filesize
792KB

Download
memory/2640-143-0x0000000007BF0000-0x0000000007CFC000-memory.dmp

Filesize
1.0MB

Download
memory/2640-147-0x0000000008130000-0x000000000820F000-memory.dmp

Filesize
892KB

Download
memory/3720-132-0x0000000000000000-mapping.dmp

Download
memory/4544-144-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4544-149-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4544-150-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/4544-146-0x00000000015B0000-0x00000000015C0000-memory.dmp

Filesize
64KB

Download
memory/4544-145-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/4544-142-0x0000000000D80000-0x0000000000D90000-memory.dmp

Filesize
64KB

Download
memory/4544-141-0x0000000001600000-0x000000000194A000-memory.dmp

Filesize
3.3MB

Download
memory/4544-140-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/4544-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4544-137-0x0000000000000000-mapping.dmp

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads