formbook | 4eaa6cbb07ff01de61ba87d140ca4dcd5c4054f9796bc6c15e6946ef484991ff

Analysis

max time kernel
151s
max time network
150s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07/10/2022, 09:32

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General

Target
scan_pictures.exe
Size 370KB
Sample221007-lhlttscag6
SHA256 4eaa6cbb07ff01de61ba87d140ca4dcd5c4054f9796bc6c15e6946ef484991ff
MD5 8de66376e7ec767b186df680b27a9333
SHA1 73ed9713241c33e165dd3909abf94e22f4b7f39d
SHA512 4d3368695962783cc563be9a783dfa3a07e11d259f8eda4be3a6d4362226eb3e343f699b24bdc985a709bc9533fff2fb189c160dbb65e3d5333b1b77a4640160
SSDEEP 6144:ANeZHRxXIP0knr07RTMjZJeurnQB2uDG8d7bjYNDUo0xIjgMyHdCwEzxIS9Onnkv:ANOk8RuZtsBbDG8d73VIcM7t9+njAs6n
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

formbook xloader hzb3 loader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

hzb3

Decoy

BVGWUXYpaaEaNSjsCHhJnDJz463cqQ==
CEqdZb0KaOLLbWqrDVTgc20=
nBv0jSFiQHxtE6awQnm2
E1sGpCJYtB8ImaguUyF6yQ==
PMBND7LzJGZH7CXulclbs2c=
u9zzlFGDXo6LLbGwQnm2
SaJjLbtVlMgsP5ZQRj4=
wckwEbwBbKA2X3g=
rPxB8ePUxfu4pilu
S562QFeKY5P//qawQnm2
BkEfWXZuY3ihKW8=
ZanakqMxkP7VdNfWdD4FGDqF
PYYbtzdINC1J0OYzQCk=
Fmg9LBxaPQ==
4eXWfoC06yGAkQ0l+Txs2w==
n68j2X6+CIhsD5GiCMYBsHI=
hRv6hpW3qfLbdI1XJ/J825G1TslJ+1JE
X6PAVGfwPHihKW8=
7zn1tkuDaZ2FKbGwQnm2
lB0m5ghWsSmMpIUS8EBM31l/463cqQ==
l9+AFK8Njc9C
RHkS2TSQ5mg=
+5d2+2EBePdmgUC4juLwhAozwBpJ+1JE
2CDJYHKCU33wHDf71wJasmU=
nOqcQcJNpQHtbLWtBk6B2BKC3nGu
5DrpfemL/GBR0+YzQCk=
1WBB2lWMbJaEFGVBEOhyzUGmO/wE8VVM
j6alTVV9wEa5160IUpLQ4wGC3nGu
4mh8GB+9K6OACTgF3wJasmU=
IDAKqyiqloA2Vyh7
O5Hjrs4LFfldbw==
U23Oc3SokdECZV7qyA==
+5qKLrABnAVb
HqQp24tAsiVIlTFz
YnBwLU2p+DdB2OYzQCk=
1tpoQtS08Gs=
5F1WUyajTZFzCmc=
nNJ9DTd1pOVFbUD12B7mUGCy83+3
RZ/KhZ/MvelKIlvryg==
mSq9dhWVjtisPVfshRsqzA==
GZeCIyVZtBhrh1nghRsqzA==
fbsOq3144mk+zeYzQCk=
rvwSr/PIk9i7QU+gjWuh
NjFwBNS08Gs=
y0haCyimjnihKW8=
Yqh6Mmu8+DOi06ovC2qA4cEFLg==
reumUsWxl8U3FkMKJ5lrxA==
n64VtWoYWqwdPv1b5kB80g6C3nGu
+zn0sPpKryNIlTFz
DlDKncH2Ffldbw==
G8q27dcW8zwfxhUgggJasmU=
VKlL8eYBnAVb
uQypIaJEtz2k1NOdhL+QsitOoRuYxuY=
TI5YIL0L+yEMXvwt3Q==
OoJBFc4aA0E81eYzQCk=
4pxm7haZ2VFG5R/w0wJasmU=
YK5Q+7T0vu3eX5ltUCKi+JquRsVJ+1JE
sMgkwGqEXZF5Hq2wQnm2
kwR4EJKBvwhZ
2zJV8en9zOpLIlvryg==
SclaLzK/GpB+LY6f9kHHThBxbDE=
WaLWiI2VdcKtT3h7mr7P4HI=
NYCpQw8uBu/EayWgjWuh
S5jus88LFfldbw==
vapes-shop.com

Extracted

Family

xloader

Version

Campaign

hzb3

Decoy

BVGWUXYpaaEaNSjsCHhJnDJz463cqQ==
CEqdZb0KaOLLbWqrDVTgc20=
nBv0jSFiQHxtE6awQnm2
E1sGpCJYtB8ImaguUyF6yQ==
PMBND7LzJGZH7CXulclbs2c=
u9zzlFGDXo6LLbGwQnm2
SaJjLbtVlMgsP5ZQRj4=
wckwEbwBbKA2X3g=
rPxB8ePUxfu4pilu
S562QFeKY5P//qawQnm2
BkEfWXZuY3ihKW8=
ZanakqMxkP7VdNfWdD4FGDqF
PYYbtzdINC1J0OYzQCk=
Fmg9LBxaPQ==
4eXWfoC06yGAkQ0l+Txs2w==
n68j2X6+CIhsD5GiCMYBsHI=
hRv6hpW3qfLbdI1XJ/J825G1TslJ+1JE
X6PAVGfwPHihKW8=
7zn1tkuDaZ2FKbGwQnm2
lB0m5ghWsSmMpIUS8EBM31l/463cqQ==
l9+AFK8Njc9C
RHkS2TSQ5mg=
+5d2+2EBePdmgUC4juLwhAozwBpJ+1JE
2CDJYHKCU33wHDf71wJasmU=
nOqcQcJNpQHtbLWtBk6B2BKC3nGu
5DrpfemL/GBR0+YzQCk=
1WBB2lWMbJaEFGVBEOhyzUGmO/wE8VVM
j6alTVV9wEa5160IUpLQ4wGC3nGu
4mh8GB+9K6OACTgF3wJasmU=
IDAKqyiqloA2Vyh7
O5Hjrs4LFfldbw==
U23Oc3SokdECZV7qyA==
+5qKLrABnAVb
HqQp24tAsiVIlTFz
YnBwLU2p+DdB2OYzQCk=
1tpoQtS08Gs=
5F1WUyajTZFzCmc=
nNJ9DTd1pOVFbUD12B7mUGCy83+3
RZ/KhZ/MvelKIlvryg==
mSq9dhWVjtisPVfshRsqzA==
GZeCIyVZtBhrh1nghRsqzA==
fbsOq3144mk+zeYzQCk=
rvwSr/PIk9i7QU+gjWuh
NjFwBNS08Gs=
y0haCyimjnihKW8=
Yqh6Mmu8+DOi06ovC2qA4cEFLg==
reumUsWxl8U3FkMKJ5lrxA==
n64VtWoYWqwdPv1b5kB80g6C3nGu
+zn0sPpKryNIlTFz
DlDKncH2Ffldbw==
G8q27dcW8zwfxhUgggJasmU=
VKlL8eYBnAVb
uQypIaJEtz2k1NOdhL+QsitOoRuYxuY=
TI5YIL0L+yEMXvwt3Q==
OoJBFc4aA0E81eYzQCk=
4pxm7haZ2VFG5R/w0wJasmU=
YK5Q+7T0vu3eX5ltUCKi+JquRsVJ+1JE
sMgkwGqEXZF5Hq2wQnm2
kwR4EJKBvwhZ
2zJV8en9zOpLIlvryg==
SclaLzK/GpB+LY6f9kHHThBxbDE=
WaLWiI2VdcKtT3h7mr7P4HI=
NYCpQw8uBu/EayWgjWuh
S5jus88LFfldbw==
vapes-shop.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Executes dropped EXE 1 IoCs

pid	Process
1284	oezxjlidx.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Control Panel\International\Geo\Nation	oezxjlidx.exe

Loads dropped DLL 4 IoCs

pid	Process
1644	scan_pictures.exe
1284	oezxjlidx.exe
748	oezxjlidx.exe
1684	cmmon32.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1284 set thread context of 748	1284	oezxjlidx.exe	29
PID 748 set thread context of 1220	748	oezxjlidx.exe	15
PID 1684 set thread context of 1220	1684	cmmon32.exe	15

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

description	ioc	Process
Key created	\Registry\User\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmmon32.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
748	oezxjlidx.exe
748	oezxjlidx.exe
748	oezxjlidx.exe
748	oezxjlidx.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
748	oezxjlidx.exe
748	oezxjlidx.exe
748	oezxjlidx.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe
1684	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	748	oezxjlidx.exe
Token: SeDebugPrivilege	1684	cmmon32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1220	Explorer.EXE
1220	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1220	Explorer.EXE
1220	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 1284	1644	scan_pictures.exe	28
PID 1644 wrote to memory of 1284	1644	scan_pictures.exe	28
PID 1644 wrote to memory of 1284	1644	scan_pictures.exe	28
PID 1644 wrote to memory of 1284	1644	scan_pictures.exe	28
PID 1284 wrote to memory of 748	1284	oezxjlidx.exe	29
PID 1284 wrote to memory of 748	1284	oezxjlidx.exe	29
PID 1284 wrote to memory of 748	1284	oezxjlidx.exe	29
PID 1284 wrote to memory of 748	1284	oezxjlidx.exe	29
PID 1284 wrote to memory of 748	1284	oezxjlidx.exe	29
PID 1220 wrote to memory of 1684	1220	Explorer.EXE	30
PID 1220 wrote to memory of 1684	1220	Explorer.EXE	30
PID 1220 wrote to memory of 1684	1220	Explorer.EXE	30
PID 1220 wrote to memory of 1684	1220	Explorer.EXE	30
PID 1684 wrote to memory of 1364	1684	cmmon32.exe	33
PID 1684 wrote to memory of 1364	1684	cmmon32.exe	33
PID 1684 wrote to memory of 1364	1684	cmmon32.exe	33
PID 1684 wrote to memory of 1364	1684	cmmon32.exe	33
PID 1684 wrote to memory of 1364	1684	cmmon32.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1220
- C:\Users\Admin\AppData\Local\Temp\scan_pictures.exe
  "C:\Users\Admin\AppData\Local\Temp\scan_pictures.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Users\Admin\AppData\Local\Temp\oezxjlidx.exe
    "C:\Users\Admin\AppData\Local\Temp\oezxjlidx.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1284
  - - C:\Users\Admin\AppData\Local\Temp\oezxjlidx.exe
      "C:\Users\Admin\AppData\Local\Temp\oezxjlidx.exe"
      4⤵
      Checks computer location settings
      Loads dropped DLL
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:748
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1684
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1364

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

fzmdgmcfvk.vkv

Path C:\Users\Admin\AppData\Local\Temp\fzmdgmcfvk.vkv
Size 185KB
SHA256 843e2076bc160570d892cb2245bc84cd9125b45d96521722d1fb34e93580cb3d
MD5 db7537f654e9b4bd973fe92527e9e934
SHA1 78fad58c89d8297f2372facaf98178a029118abc
SHA512 a766bca1d88a7959eb9d44bc518f5cd71aee6c439b662d65846a7efb9153f282c2abe39737203acd8a07a608080bfe3efe07ff8c153479896e812dab8e5ca36c
SSDEEP 3072:Uz2Krqtk4r8dtPuSTnQS00c97W+o+va/vzoSqhVqwvs85MKDUobguD+az5K3B:Uztrqtk4IdtP3TX0v7W+otHz8w+MKD2z
MD5 SHA1 SHA512 SSDEEP

Submit Download

oezxjlidx.exe

Path C:\Users\Admin\AppData\Local\Temp\oezxjlidx.exe
Size 72KB
SHA256 f30930cc06bb0bf78e5f2cea12b60ea9b37abe14fc9fe1aa14c3fe3a0f93eff1
MD5 4a1fb97fc380bd53ade7c2eed3d60895
SHA1 4966f40550760f970569e021f4911df3f1a5f6fa
SHA512 2b99474280a9869f23ec4174e4114ebf1e5ba3d464d36f822565dcad3134a132030a5afc29caf5105d779c9f454aa4e172475f7d0df8c4556ff08f42a9c5eb7d
SSDEEP 1536:KuQlCwrfNVz6CTmpn1nC4cJV7+KLWNPn9/GGyOiXwsWsscdFaWa9LDDDDDDD0HJi:dPg1p6CTmpOJV7+KLWlnNdiltFah9cHk
MD5 SHA1 SHA512 SSDEEP

Submit Download

oezxjlidx.exe

Path C:\Users\Admin\AppData\Local\Temp\oezxjlidx.exe
Size 72KB
SHA256 f30930cc06bb0bf78e5f2cea12b60ea9b37abe14fc9fe1aa14c3fe3a0f93eff1
MD5 4a1fb97fc380bd53ade7c2eed3d60895
SHA1 4966f40550760f970569e021f4911df3f1a5f6fa
SHA512 2b99474280a9869f23ec4174e4114ebf1e5ba3d464d36f822565dcad3134a132030a5afc29caf5105d779c9f454aa4e172475f7d0df8c4556ff08f42a9c5eb7d
SSDEEP 1536:KuQlCwrfNVz6CTmpn1nC4cJV7+KLWNPn9/GGyOiXwsWsscdFaWa9LDDDDDDD0HJi:dPg1p6CTmpOJV7+KLWlnNdiltFah9cHk
MD5 SHA1 SHA512 SSDEEP

Submit Download

oezxjlidx.exe

Path C:\Users\Admin\AppData\Local\Temp\oezxjlidx.exe
Size 72KB
SHA256 f30930cc06bb0bf78e5f2cea12b60ea9b37abe14fc9fe1aa14c3fe3a0f93eff1
MD5 4a1fb97fc380bd53ade7c2eed3d60895
SHA1 4966f40550760f970569e021f4911df3f1a5f6fa
SHA512 2b99474280a9869f23ec4174e4114ebf1e5ba3d464d36f822565dcad3134a132030a5afc29caf5105d779c9f454aa4e172475f7d0df8c4556ff08f42a9c5eb7d
SSDEEP 1536:KuQlCwrfNVz6CTmpn1nC4cJV7+KLWNPn9/GGyOiXwsWsscdFaWa9LDDDDDDD0HJi:dPg1p6CTmpOJV7+KLWlnNdiltFah9cHk
MD5 SHA1 SHA512 SSDEEP

Submit Download

qimaws.k

Path C:\Users\Admin\AppData\Local\Temp\qimaws.k
Size 4KB
SHA256 00054fe03c36924a2898afafd34562d7c493a87d7362cd1d16741a16cdc3abfc
MD5 a94bf537bdcfefa6adba164e3fe5d521
SHA1 151be4953e79d504a20857df605dd89a0c80ddce
SHA512 1126845c2a1c066a8e5a2ae9bfe0ccafc9f506790f91f8d2c5361e446089a28b46e4a7c9d0e223efa94c64eff8e000359444f8d0859a2214c2c0c89752a10cf2
SSDEEP 96:tH5De4TKKLf0COStmhnNLXg7KeBHjlqj8S8qAm4kWXdKHJDnQUvth/0ycfX:tZD3KI8hnN7NeBHjlTS8nmJgdgpQUz/o
MD5 SHA1 SHA512 SSDEEP

Submit Download

oezxjlidx.exe

Path \Users\Admin\AppData\Local\Temp\oezxjlidx.exe
Size 72KB
SHA256 f30930cc06bb0bf78e5f2cea12b60ea9b37abe14fc9fe1aa14c3fe3a0f93eff1
MD5 4a1fb97fc380bd53ade7c2eed3d60895
SHA1 4966f40550760f970569e021f4911df3f1a5f6fa
SHA512 2b99474280a9869f23ec4174e4114ebf1e5ba3d464d36f822565dcad3134a132030a5afc29caf5105d779c9f454aa4e172475f7d0df8c4556ff08f42a9c5eb7d
SSDEEP 1536:KuQlCwrfNVz6CTmpn1nC4cJV7+KLWNPn9/GGyOiXwsWsscdFaWa9LDDDDDDD0HJi:dPg1p6CTmpOJV7+KLWlnNdiltFah9cHk
MD5 SHA1 SHA512 SSDEEP

Submit Download

oezxjlidx.exe

Path \Users\Admin\AppData\Local\Temp\oezxjlidx.exe
Size 72KB
SHA256 f30930cc06bb0bf78e5f2cea12b60ea9b37abe14fc9fe1aa14c3fe3a0f93eff1
MD5 4a1fb97fc380bd53ade7c2eed3d60895
SHA1 4966f40550760f970569e021f4911df3f1a5f6fa
SHA512 2b99474280a9869f23ec4174e4114ebf1e5ba3d464d36f822565dcad3134a132030a5afc29caf5105d779c9f454aa4e172475f7d0df8c4556ff08f42a9c5eb7d
SSDEEP 1536:KuQlCwrfNVz6CTmpn1nC4cJV7+KLWNPn9/GGyOiXwsWsscdFaWa9LDDDDDDD0HJi:dPg1p6CTmpOJV7+KLWlnNdiltFah9cHk
MD5 SHA1 SHA512 SSDEEP

Submit Download

sqlite3.dll

Path \Users\Admin\AppData\Local\Temp\sqlite3.dll
Size 849KB
SHA256 7705b87603e0d772e1753441001fcf1ac2643ee41bf14a8177de2c056628665c
MD5 87f9e5a6318ac1ec5ee05aa94a919d7a
SHA1 7a9956e8de89603dba99772da29493d3fd0fe37d
SHA512 c45c03176142918e34f746711e83384572bd6a8ed0a005600aa4a18cf22eade06c76eda190b37db49ec1971c4649e086affd19eee108c5f405df27c0c8cb23d2
SSDEEP 24576:sBEJPplYq6r/6hllzJ6Ic01re2g+b60/17:s6JPIiDJJ6Ic0JTgZo
MD5 SHA1 SHA512 SSDEEP

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memory/748-64-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/748-65-0x0000000000A50000-0x0000000000D53000-memory.dmp

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memory/748-66-0x0000000000120000-0x0000000000130000-memory.dmp

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memory/1220-73-0x0000000004CF0000-0x0000000004E5C000-memory.dmp

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memory/1220-67-0x0000000004270000-0x000000000436F000-memory.dmp

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memory/1220-76-0x0000000004CF0000-0x0000000004E5C000-memory.dmp

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memory/1644-54-0x0000000075A11000-0x0000000075A13000-memory.dmp

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memory/1684-69-0x00000000003A0000-0x00000000003AD000-memory.dmp

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memory/1684-72-0x0000000001CC0000-0x0000000001D4F000-memory.dmp

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memory/1684-71-0x0000000001DE0000-0x00000000020E3000-memory.dmp

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memory/1684-75-0x0000000000080000-0x00000000000AD000-memory.dmp

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memory/1684-70-0x0000000000080000-0x00000000000AD000-memory.dmp

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