formbook | d7c2f69689d1a1e95671fefa4ee708f62d29f078443bb31259ce2100bf5c37f5

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/11/2022, 07:18

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General

Target
ac32cc059f2945493d3c4b33fffd583f.exe
Size 377KB
Sample221119-h4x77sec4t
SHA256 d7c2f69689d1a1e95671fefa4ee708f62d29f078443bb31259ce2100bf5c37f5
MD5 ac32cc059f2945493d3c4b33fffd583f
SHA1 fd8557882fe16402378b4c35c92265f7d765640e
SHA512 7e38d2401110251975c519cf5573a9955ae4b7df629653cac8e72753ff370c0f4dbec69941fb5b38f0f3f50b768b7474343964021286e775dff00faeaae30a86
SSDEEP 6144:MEa0NSc0uW744Db5XPmUeMDxMDUPRLQ7qMw9w354kCzXy0T7lR8Fw5DjVgK6sxN6:XcuW74KbBmXe1QP3qNX7HDjRVuP
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

formbook henz rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

henz

Decoy

IxWMb+jVsoinShuZJzk=
TPfKgQZ//oGnKr/J
EsK0WxD5kY65XOW1Td/5CxSUpCUytR7M
KebSmiCP9p8yUw==
HAt/ljkEuqMLHOLCi53Pv8MKX9qk
CY4ogZTwJc4vSw==
WWDIx5UYUDyepntE0YIAPca3/rI=
+Pkr01Lfb2rME7bL
S5nyK0p8jS2xdwQ=
W/oqvlO57LfkLcLHnQ==
zrrwtqkTLwxulm4l8FGopw==
AqucYext8bzFbOKthIm8E6gfVkUHxKY=
OfnjeDs78+RTcz4OHRl+
XKf1wwpZR5hLLjHgmUGOpQ==
JMyhSLoJPTCwn5o9zX2d8i1+
Wk54MBsDhWSVbnIRkQ==
7aaYR/tOhh9piTw5/KHSRwuK2iqgafw7pQ==
hH/EYxN+jC2xdwQ=
S0F4ORqDjS2xdwQ=
0o/UwXnuJ+sJp0cOHRl+
klE+E/jVelhT72wOHRl+
ZGvqyzaT9qfME7bL
czgajHaygm4=
KufYeyTiLhIGlzU6/38IM7IrqzhFa64=
oVNF+2VXWBL9jwGsK3Bw5TE=
iI3g6JaEalRvMDaz8AD4+vt0
nWtRAaSccRlLVg==
NtvDoS2UMcMRSA==
1t5MW/lEfjsUrFJeGXBw5TE=
UFixmi+P2cgqPRj09Sc=
MSuTonT5QhU11IGFYWKB6eJj
k4Lw3r+hTj9NF8+zgnu+Nsa3/rI=
NSN7fCqHln/S+RuZJzk=
dTUV1GY97NlVLsaSJXBw5TE=
8u5OLgNPRShyRRuZJzk=
BLTZ0G3iV0B5PvedL3Bw5TE=
ci8Y27nGCM69
JxF8W9/QoC2xdwQ=
KusZC8MsPClL1oMo8SA=
tW9XIP/VYTmVpWIDjIu1p5/ebhC9
pmc//mhFFgx3l1IOHRl+
MOsl9G5hQT6lhc0oLHWtrQ==
fXvSx46RRSiGjWphOnO0p8a3/rI=
D8Hx4JoDG+znbnIRkQ==
Dsfu2pqFJP0Kv0gX1CGX3Sw=
FcGnEr4fhW7ME7bL
hkc37Y3GF8gTMAw=
dnGZWjqPqYqgTxuZJzk=
iDEV43sIvE1j7psMiQ==
vb8qEoNQBus+mQXst1h2
46qCRt3j3cfneiudJjE=
8eoYvzW2PgDrffLWrav++Mf1TUUHxKY=
vqkFDa0HYztZ+G8ODZ7Qug==
+K/F0qEnTxACrzMR2OocXxecmq31afw7pQ==
Egwn/u1rq2uVbnIRkQ==
nFVH/3fvalaRbnIRkQ==
CvtveEUyyqUJLOiOKnBw5TE=
dmfN5LErTj9l/Icl8FGopw==
VAQtEMawYiNPaTxLIxdbpD9sZL0=
MBSMhSCOHdpCVQ==
jz95eCeaJc4vSw==
85N/Gcy+XicYq0cOHRl+
D/1B46soVTKObnIRkQ==
Hgytgwn25KqyVRuZJzk=
brennancorps.info

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
3020	zomovepx.exe
1196	zomovepx.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	zomovepx.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3020 set thread context of 1196	3020	zomovepx.exe	81
PID 1196 set thread context of 3048	1196	zomovepx.exe	71
PID 4336 set thread context of 3048	4336	help.exe	71

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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	help.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
1196	zomovepx.exe
1196	zomovepx.exe
1196	zomovepx.exe
1196	zomovepx.exe
1196	zomovepx.exe
1196	zomovepx.exe
1196	zomovepx.exe
1196	zomovepx.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3048	Explorer.EXE

Suspicious behavior: MapViewOfSection 9 IoCs

pid	Process
3020	zomovepx.exe
3020	zomovepx.exe
1196	zomovepx.exe
1196	zomovepx.exe
1196	zomovepx.exe
4336	help.exe
4336	help.exe
4336	help.exe
4336	help.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1196	zomovepx.exe
Token: SeDebugPrivilege	4336	help.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1264 wrote to memory of 3020	1264	ac32cc059f2945493d3c4b33fffd583f.exe	80
PID 1264 wrote to memory of 3020	1264	ac32cc059f2945493d3c4b33fffd583f.exe	80
PID 1264 wrote to memory of 3020	1264	ac32cc059f2945493d3c4b33fffd583f.exe	80
PID 3020 wrote to memory of 1196	3020	zomovepx.exe	81
PID 3020 wrote to memory of 1196	3020	zomovepx.exe	81
PID 3020 wrote to memory of 1196	3020	zomovepx.exe	81
PID 3020 wrote to memory of 1196	3020	zomovepx.exe	81
PID 3048 wrote to memory of 4336	3048	Explorer.EXE	82
PID 3048 wrote to memory of 4336	3048	Explorer.EXE	82
PID 3048 wrote to memory of 4336	3048	Explorer.EXE	82
PID 4336 wrote to memory of 4664	4336	help.exe	90
PID 4336 wrote to memory of 4664	4336	help.exe	90
PID 4336 wrote to memory of 4664	4336	help.exe	90

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\ac32cc059f2945493d3c4b33fffd583f.exe
  "C:\Users\Admin\AppData\Local\Temp\ac32cc059f2945493d3c4b33fffd583f.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1264
- - C:\Users\Admin\AppData\Local\Temp\zomovepx.exe
    "C:\Users\Admin\AppData\Local\Temp\zomovepx.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:3020
  - - C:\Users\Admin\AppData\Local\Temp\zomovepx.exe
      "C:\Users\Admin\AppData\Local\Temp\zomovepx.exe"
      4⤵
      Executes dropped EXE
      Checks computer location settings
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:1196
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.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:4336
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:4664

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

wgmjyyi.beg

Path C:\Users\Admin\AppData\Local\Temp\wgmjyyi.beg
Size 185KB
SHA256 20caca0409c7270f577cc7f8ebdfd1b5556757e12e8c163e4c60a2d3e36121b0
MD5 b755a01bf76029cfb8d41eb7071628c4
SHA1 7ca558da21c77b49ce668bf763f293f693ca66e5
SHA512 25d97e42d79e118be97afc4286a2a84c1b09522c6e0546776d4539324cf3d9bb7a8896608bb67ab45d6ce5128ae74b43517919a12e77abc08c3d16a176272fdd
SSDEEP 3072:7N/0rfBBSsW6QIke39aQj+i8AiwgHAQPRKZfAM2Ck5/HnWvUxa+YGN4qOwM7:J/Ef36I5OiJiwwAsKhfyNWUEju9W
MD5 SHA1 SHA512 SSDEEP

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zomovepx.exe

Path C:\Users\Admin\AppData\Local\Temp\zomovepx.exe
Size 350KB
SHA256 c60967df43db33e44f2d21832babee5111b9473fc1d86e9faea3890dc1ce31a9
MD5 69ea7b84edb082ac5173a9242977ebb5
SHA1 9a9b610091c5a454a700da2e9b3f1a4937b765de
SHA512 85f57c3b8dd1cf78ed2101b05fd4b0864b0cec87f1d462b4dc1c7aa49f1159fb065cfff80de2a402d81717dff565d4b8b3986424f85706277e06aeecb37e2716
SSDEEP 6144:gJ9im8rIWzJy0j+Z6ra2bU4gjilAtuW5O0ohTkWhE:OH8rIWzJy0jJNMtuW5dWhE
MD5 SHA1 SHA512 SSDEEP

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zomovepx.exe

Path C:\Users\Admin\AppData\Local\Temp\zomovepx.exe
Size 350KB
SHA256 c60967df43db33e44f2d21832babee5111b9473fc1d86e9faea3890dc1ce31a9
MD5 69ea7b84edb082ac5173a9242977ebb5
SHA1 9a9b610091c5a454a700da2e9b3f1a4937b765de
SHA512 85f57c3b8dd1cf78ed2101b05fd4b0864b0cec87f1d462b4dc1c7aa49f1159fb065cfff80de2a402d81717dff565d4b8b3986424f85706277e06aeecb37e2716
SSDEEP 6144:gJ9im8rIWzJy0j+Z6ra2bU4gjilAtuW5O0ohTkWhE:OH8rIWzJy0jJNMtuW5dWhE
MD5 SHA1 SHA512 SSDEEP

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zomovepx.exe

Path C:\Users\Admin\AppData\Local\Temp\zomovepx.exe
Size 350KB
SHA256 c60967df43db33e44f2d21832babee5111b9473fc1d86e9faea3890dc1ce31a9
MD5 69ea7b84edb082ac5173a9242977ebb5
SHA1 9a9b610091c5a454a700da2e9b3f1a4937b765de
SHA512 85f57c3b8dd1cf78ed2101b05fd4b0864b0cec87f1d462b4dc1c7aa49f1159fb065cfff80de2a402d81717dff565d4b8b3986424f85706277e06aeecb37e2716
SSDEEP 6144:gJ9im8rIWzJy0j+Z6ra2bU4gjilAtuW5O0ohTkWhE:OH8rIWzJy0jJNMtuW5dWhE
MD5 SHA1 SHA512 SSDEEP

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zzxsyctqq.gvz

Path C:\Users\Admin\AppData\Local\Temp\zzxsyctqq.gvz
Size 5KB
SHA256 69e36f9133869a34a024dca752609ef9c910f5b025d016ce3d0f7bb7cc39949b
MD5 c150a0d5a97396e941360365fe5fc740
SHA1 67d100fb54e0c8dfec452042f5aa2a20f124309b
SHA512 67b7306ba8c50a9bfc1d50d9adeb77263df1442c6f7eb4aa8fb4f1180d46c8c719001a14d7f4a20ae272b524cd0f281950ba1f248b017fa561e68d6c699ea0fe
SSDEEP 96:Dw2gKFxuk2YyoyKxVzf0pysA2dtT3mSP6jOI2knFR4bWurh2s+JhvHSLZd/7mwDH:D+RZYyOjy9AQph3pkFR46ud2VDvHOdD7
MD5 SHA1 SHA512 SSDEEP

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memory/1196-140-0x0000000000F30000-0x000000000127A000-memory.dmp

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memory/1196-139-0x0000000000760000-0x000000000078F000-memory.dmp

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memory/1196-141-0x0000000000D40000-0x0000000000D50000-memory.dmp

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memory/3048-148-0x0000000007D30000-0x0000000007EA8000-memory.dmp

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memory/3048-142-0x00000000075E0000-0x0000000007756000-memory.dmp

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memory/3048-150-0x0000000007D30000-0x0000000007EA8000-memory.dmp

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memory/4336-145-0x00000000008E0000-0x000000000090D000-memory.dmp

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memory/4336-146-0x0000000001360000-0x00000000016AA000-memory.dmp

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memory/4336-147-0x0000000001090000-0x000000000111F000-memory.dmp

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memory/4336-144-0x00000000009D0000-0x00000000009D7000-memory.dmp

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memory/4336-149-0x00000000008E0000-0x000000000090D000-memory.dmp

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