Analysis
-
max time kernel
149s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
31-01-2023 05:12
Static task
static1
Behavioral task
behavioral1
Sample
b85bcfc355d32617c12a2e71d4f80880.exe
Resource
win7-20220812-en
General
-
Target
b85bcfc355d32617c12a2e71d4f80880.exe
-
Size
271KB
-
MD5
b85bcfc355d32617c12a2e71d4f80880
-
SHA1
8f5e2fcc9006bdbdcab9b6e15893b781fb893775
-
SHA256
b9f158fac329391c893814424e77c4f9fc0460026b93327d8cf35598a561a1de
-
SHA512
90874f7c64abd954ec34b4152dee1562cb55af65916e854dcf9c52f4be0270ff71c3fe57f0466f7dc18ce49c5cface4b5818df355a847bba5a4c982721b56bd5
-
SSDEEP
6144:QBn1vvXZCzNhTIyD2bE8Nf7B0AxHklinnqPazURP3gawRwcV:gv+m/NDB0AxHklinnqPai3gdScV
Malware Config
Extracted
formbook
f4ca
omFHB5ajfJi1UEIEV9XcoRw=
UBjJkmQPyprdhcFF/bdCWQ==
evGKkBUj1je+otcfpw==
KgvGVeOATSt3nug0BIOm2JvOQycB
Lv6o3K0r9aSjI0lr9fg1txw=
LH1jJb/HieQpsEdqWCQTvX2PmsDVIeg=
99dte0XauJfk6Xv+uQxJFgA1gMktBA==
21FkkGB9gMniDQw2ffu6
r4lKBM/q6TZwVZfS
F+14qHeVWi56KdQ=
BgWXRsVoICMvvQ==
I+EozFl0Uy56KdQ=
xoXCgEllKEbWfjFCCLo=
qo9G1lXvvGt5GkxrLQWw
ORNlYic0PJ2ip4geEFSv
Yj+GFpvFxy0uVYx1fLI/XQ==
XL+veIKPjOTe4fjvFs+n
D2JKVAfuakXCAyoEvw==
voWJU81tH56wvt/vImbCcgVd
dVEcwFrmb8bZ4vXvFs+n
CMlcaOUF6cB+8Bnm2Kc=
NpYV3moXNE+ZQ4f9nVGCSA==
/GRkjGd1acLHyeLvImbCcgVd
R52MlF+Ag+LtFr1QKa7Zf/5a
kVD/mSO1YK75pA==
5q3IANfo/JHiDww2ffu6
4i8RFOH2ACRdhzja
VLWOSRe00XX6sNsijPzqiiWfFgf1J+g=
qnsgRFL46lWG
xo1QHOyKS9rj4fjvFs+n
mIHZlAqzS6ymmpMCU1uyZgE=
WCtjiGCFl/4JTiJ0R60=
c0vpAtZ3fY7TeLfdcnASQg==
Y87Xlic9/1+q3g/pUArVoB4=
kKOsRsf05wBOd67a
dDmgYgOZZ0aCMVwgDha4bgc=
ieXCbvcCyja+otcfpw==
Fd0XQwkTHHaBmNDvImbCcgVd
PK/M6eM8xOwqvw==
Pf0q8MdfICMvvQ==
EO8aPQwf7z2Du+XvImbCcgVd
BeUisSg/Ql6uJcg=
ay2v2pz4gomTESLosQ==
AGjX3ak2B+FyQ9ZKrQ==
Du0y0UXomyoxT4/arA8Du3FvpwE=
xhV7OrDTdonq4fjvFs+n
9+s2xTlaW66p2IAAnVkDQA==
AuS2UeN4Nsvl5vo8J67Zf/5a
B1vK2590RiUuuw==
/709BIUfMCIln8sus2u2aAM=
BMpYckjp699wVZfS
Pf2AqIscEhlpHlnV18IvVQk=
RKUTxUbz/zFroN/LLq+kIdZM
IuuiQ9pj7ZzciLVPiks4Rxc=
0KBn8XAV7NNm2xPxuA==
nv7yBtDj4UNE/ju8er1EZSanBXfyLv4=
sBgf41X1vKTwUspTsg==
5bk4+oQWD+X01tBEqQ==
c08KjxWnau8DDSsESMKNI+P5G/6/sYjU6g==
RJiyeEVj/N3rhNAW3qU=
v6O7hhQxA//+Oyq2ms9DWQ==
7MdHCYCb4OT5pg==
Je0NLgIfKIeFuyjxYD+i
68P+tIkhBdlwVZfS
inthecryptolane.com
Signatures
-
Executes dropped EXE 2 IoCs
Processes:
ymloqhw.exeymloqhw.exepid process 1692 ymloqhw.exe 1528 ymloqhw.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
ymloqhw.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\International\Geo\Nation ymloqhw.exe -
Loads dropped DLL 3 IoCs
Processes:
b85bcfc355d32617c12a2e71d4f80880.exeymloqhw.exewuapp.exepid process 1076 b85bcfc355d32617c12a2e71d4f80880.exe 1692 ymloqhw.exe 616 wuapp.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
ymloqhw.exeymloqhw.exewuapp.exedescription pid process target process PID 1692 set thread context of 1528 1692 ymloqhw.exe ymloqhw.exe PID 1528 set thread context of 1416 1528 ymloqhw.exe Explorer.EXE PID 616 set thread context of 1416 616 wuapp.exe Explorer.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Processes:
wuapp.exedescription ioc process Key created \Registry\User\S-1-5-21-999675638-2867687379-27515722-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 wuapp.exe -
Suspicious behavior: EnumeratesProcesses 26 IoCs
Processes:
ymloqhw.exewuapp.exepid process 1528 ymloqhw.exe 1528 ymloqhw.exe 1528 ymloqhw.exe 1528 ymloqhw.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe -
Suspicious behavior: MapViewOfSection 8 IoCs
Processes:
ymloqhw.exeymloqhw.exewuapp.exepid process 1692 ymloqhw.exe 1528 ymloqhw.exe 1528 ymloqhw.exe 1528 ymloqhw.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe 616 wuapp.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
ymloqhw.exewuapp.exedescription pid process Token: SeDebugPrivilege 1528 ymloqhw.exe Token: SeDebugPrivilege 616 wuapp.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
Explorer.EXEpid process 1416 Explorer.EXE 1416 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
Explorer.EXEpid process 1416 Explorer.EXE 1416 Explorer.EXE -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
b85bcfc355d32617c12a2e71d4f80880.exeymloqhw.exeExplorer.EXEwuapp.exedescription pid process target process PID 1076 wrote to memory of 1692 1076 b85bcfc355d32617c12a2e71d4f80880.exe ymloqhw.exe PID 1076 wrote to memory of 1692 1076 b85bcfc355d32617c12a2e71d4f80880.exe ymloqhw.exe PID 1076 wrote to memory of 1692 1076 b85bcfc355d32617c12a2e71d4f80880.exe ymloqhw.exe PID 1076 wrote to memory of 1692 1076 b85bcfc355d32617c12a2e71d4f80880.exe ymloqhw.exe PID 1692 wrote to memory of 1528 1692 ymloqhw.exe ymloqhw.exe PID 1692 wrote to memory of 1528 1692 ymloqhw.exe ymloqhw.exe PID 1692 wrote to memory of 1528 1692 ymloqhw.exe ymloqhw.exe PID 1692 wrote to memory of 1528 1692 ymloqhw.exe ymloqhw.exe PID 1692 wrote to memory of 1528 1692 ymloqhw.exe ymloqhw.exe PID 1416 wrote to memory of 616 1416 Explorer.EXE wuapp.exe PID 1416 wrote to memory of 616 1416 Explorer.EXE wuapp.exe PID 1416 wrote to memory of 616 1416 Explorer.EXE wuapp.exe PID 1416 wrote to memory of 616 1416 Explorer.EXE wuapp.exe PID 1416 wrote to memory of 616 1416 Explorer.EXE wuapp.exe PID 1416 wrote to memory of 616 1416 Explorer.EXE wuapp.exe PID 1416 wrote to memory of 616 1416 Explorer.EXE wuapp.exe PID 616 wrote to memory of 924 616 wuapp.exe Firefox.exe PID 616 wrote to memory of 924 616 wuapp.exe Firefox.exe PID 616 wrote to memory of 924 616 wuapp.exe Firefox.exe PID 616 wrote to memory of 924 616 wuapp.exe Firefox.exe PID 616 wrote to memory of 924 616 wuapp.exe Firefox.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\b85bcfc355d32617c12a2e71d4f80880.exe"C:\Users\Admin\AppData\Local\Temp\b85bcfc355d32617c12a2e71d4f80880.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ymloqhw.exe"C:\Users\Admin\AppData\Local\Temp\ymloqhw.exe" C:\Users\Admin\AppData\Local\Temp\mpghhn.eq3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ymloqhw.exe"C:\Users\Admin\AppData\Local\Temp\ymloqhw.exe"4⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\wuapp.exe"C:\Windows\SysWOW64\wuapp.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
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\hpthvgglt.lFilesize
185KB
MD5fb17e00ac583fe89f38f0bbb9ccb8050
SHA1d46337d1555b7e55b0c93119bb64674e76e9d708
SHA25652804ab58a315767b6a1e6aa2d2929c59fcebbf9987c1b1a96b29b5058cd2c2c
SHA5123e7f33d00628e6dc65cae8ddbf6cc84a1ef2ae1216f7f95723f1045f98315361c4339bddae5045ef150052bd4e2212ff751476389da8f2a9abc86b7c841ae739
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C:\Users\Admin\AppData\Local\Temp\mpghhn.eqFilesize
5KB
MD5c066e7e0e80848e742991ebd6b4312fe
SHA1c837d365515949d61e35166a605019f9577b9755
SHA2561864986a084fa6adcf2e34ca40bbbac13c238af9f9c3238123273bf2875c207c
SHA5126ba1556565903a9bb2754e615d2feade7d14df0b59a48fc68a08a0d9ff6cc8f350f2897ecb04685e3934ca0770d346e858d8e6089b8460d87837e2dbc5dc8f76
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C:\Users\Admin\AppData\Local\Temp\ymloqhw.exeFilesize
100KB
MD562e7501ba9d2982ab16107c276d2e82a
SHA1ebbb812d6cca55c6756beb4694bd430c54cd2ec9
SHA256633fb361810f5cd64acfda82f0bfd93d26000c397187459b70e0d0ea922e94cf
SHA5121ccc7662c751fec76204bc0db15cbb5ac20854b2c95a9a5cc82b100ae6b4c2ee0d8ad062c30bbc62a7c00884d85409ebfe6b0ce8f20b8b373602b9f4d3238ac6
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C:\Users\Admin\AppData\Local\Temp\ymloqhw.exeFilesize
100KB
MD562e7501ba9d2982ab16107c276d2e82a
SHA1ebbb812d6cca55c6756beb4694bd430c54cd2ec9
SHA256633fb361810f5cd64acfda82f0bfd93d26000c397187459b70e0d0ea922e94cf
SHA5121ccc7662c751fec76204bc0db15cbb5ac20854b2c95a9a5cc82b100ae6b4c2ee0d8ad062c30bbc62a7c00884d85409ebfe6b0ce8f20b8b373602b9f4d3238ac6
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C:\Users\Admin\AppData\Local\Temp\ymloqhw.exeFilesize
100KB
MD562e7501ba9d2982ab16107c276d2e82a
SHA1ebbb812d6cca55c6756beb4694bd430c54cd2ec9
SHA256633fb361810f5cd64acfda82f0bfd93d26000c397187459b70e0d0ea922e94cf
SHA5121ccc7662c751fec76204bc0db15cbb5ac20854b2c95a9a5cc82b100ae6b4c2ee0d8ad062c30bbc62a7c00884d85409ebfe6b0ce8f20b8b373602b9f4d3238ac6
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\Users\Admin\AppData\Local\Temp\sqlite3.dllFilesize
831KB
MD505ace2f6d9bef6fd9bbd05ee5262a1f2
SHA15cce2228e0d9c6cc913cf551e0bf7c76ed74ff59
SHA256002459f4d4758011b4d7f36935f1fe323494b847f8c173a551076a3d30475ebc
SHA5121e717a66a72eb626727144fa7458f472ada54fd1be37072c9e740945e34ba94025737aef44e54752c50c5b79a583c6a91a0d8043bf1bf7c3e7cab8537207f9fc
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\Users\Admin\AppData\Local\Temp\ymloqhw.exeFilesize
100KB
MD562e7501ba9d2982ab16107c276d2e82a
SHA1ebbb812d6cca55c6756beb4694bd430c54cd2ec9
SHA256633fb361810f5cd64acfda82f0bfd93d26000c397187459b70e0d0ea922e94cf
SHA5121ccc7662c751fec76204bc0db15cbb5ac20854b2c95a9a5cc82b100ae6b4c2ee0d8ad062c30bbc62a7c00884d85409ebfe6b0ce8f20b8b373602b9f4d3238ac6
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\Users\Admin\AppData\Local\Temp\ymloqhw.exeFilesize
100KB
MD562e7501ba9d2982ab16107c276d2e82a
SHA1ebbb812d6cca55c6756beb4694bd430c54cd2ec9
SHA256633fb361810f5cd64acfda82f0bfd93d26000c397187459b70e0d0ea922e94cf
SHA5121ccc7662c751fec76204bc0db15cbb5ac20854b2c95a9a5cc82b100ae6b4c2ee0d8ad062c30bbc62a7c00884d85409ebfe6b0ce8f20b8b373602b9f4d3238ac6
-
memory/616-73-0x0000000000B00000-0x0000000000E03000-memory.dmpFilesize
3.0MB
-
memory/616-70-0x0000000000000000-mapping.dmp
-
memory/616-76-0x0000000000090000-0x00000000000BD000-memory.dmpFilesize
180KB
-
memory/616-74-0x0000000000830000-0x00000000008BF000-memory.dmpFilesize
572KB
-
memory/616-72-0x0000000000090000-0x00000000000BD000-memory.dmpFilesize
180KB
-
memory/616-71-0x0000000001330000-0x000000000133B000-memory.dmpFilesize
44KB
-
memory/1076-54-0x0000000076681000-0x0000000076683000-memory.dmpFilesize
8KB
-
memory/1416-69-0x0000000004DE0000-0x0000000004EF0000-memory.dmpFilesize
1.1MB
-
memory/1416-75-0x0000000003D80000-0x0000000003E3F000-memory.dmpFilesize
764KB
-
memory/1416-78-0x0000000003D80000-0x0000000003E3F000-memory.dmpFilesize
764KB
-
memory/1528-68-0x0000000000160000-0x0000000000170000-memory.dmpFilesize
64KB
-
memory/1528-67-0x00000000008F0000-0x0000000000BF3000-memory.dmpFilesize
3.0MB
-
memory/1528-63-0x00000000004012B0-mapping.dmp
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memory/1528-66-0x0000000000401000-0x000000000042F000-memory.dmpFilesize
184KB
-
memory/1528-65-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/1692-56-0x0000000000000000-mapping.dmp