guloader | 0d0e67f5e5afbbb8bf0bb4d1e3adf34daa4fbed3740e25c80b85b62e5eaa9dad

Analysis

max time kernel
93s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2024, 01:24

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General

Target

Tripleness.exe
Size

1.1MB
MD5

2f513d44fd0845e6cdbabc874dc55a53
SHA1

bc19d6af2ea26015793bc6ffbe8527254d5c4e58
SHA256

f320ff644d3fdfa1aab47e0e534e0c109cdc85022a7b692559c27a16e94696fa
SHA512

5bfdaff3ce7ed5c0f39f4584ca82b0c121ce36a29e3e1b0130cfef53a92d776476c9a67f69a38bdbd7a388142d715d91941e7636d8acefd1c078352f3dce2846
SSDEEP

12288:Cm12amGfy0D581DiNyQm6m3zwKjhMDQ73Ti/aG7cJEgH7K3UK+n1hxOcCMV3fAy9:Cmrm70l81DiNhbghFH7qUrvxOcC899

Score

10^/10

guloader discovery downloader execution

Malware Config

Signatures

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

pid	Process
4012	powershell.exe

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

Web Service

T1102

flow	ioc
28	drive.google.com
32	drive.google.com

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
3924	wabmig.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
4012	powershell.exe
3924	wabmig.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4012 set thread context of 3924	4012	powershell.exe	106

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Testprocedures39\iblande.Daw	Tripleness.exe
File opened for modification	C:\Windows\resources\0409\lulls.lob	Tripleness.exe
File opened for modification	C:\Windows\resources\fralagte\Phasianus.Sem	Tripleness.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Tripleness.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wabmig.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe
3924	wabmig.exe

Suspicious behavior: MapViewOfSection 16 IoCs

pid	Process
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe
4012	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4012	powershell.exe

Suspicious use of WriteProcessMemory 53 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 4012	4420	Tripleness.exe	84
PID 4420 wrote to memory of 4012	4420	Tripleness.exe	84
PID 4420 wrote to memory of 4012	4420	Tripleness.exe	84
PID 4012 wrote to memory of 2468	4012	powershell.exe	91
PID 4012 wrote to memory of 2468	4012	powershell.exe	91
PID 4012 wrote to memory of 2468	4012	powershell.exe	91
PID 4012 wrote to memory of 1904	4012	powershell.exe	92
PID 4012 wrote to memory of 1904	4012	powershell.exe	92
PID 4012 wrote to memory of 1904	4012	powershell.exe	92
PID 4012 wrote to memory of 5108	4012	powershell.exe	93
PID 4012 wrote to memory of 5108	4012	powershell.exe	93
PID 4012 wrote to memory of 5108	4012	powershell.exe	93
PID 4012 wrote to memory of 3700	4012	powershell.exe	94
PID 4012 wrote to memory of 3700	4012	powershell.exe	94
PID 4012 wrote to memory of 3700	4012	powershell.exe	94
PID 4012 wrote to memory of 4132	4012	powershell.exe	95
PID 4012 wrote to memory of 4132	4012	powershell.exe	95
PID 4012 wrote to memory of 4132	4012	powershell.exe	95
PID 4012 wrote to memory of 4724	4012	powershell.exe	96
PID 4012 wrote to memory of 4724	4012	powershell.exe	96
PID 4012 wrote to memory of 4724	4012	powershell.exe	96
PID 4012 wrote to memory of 1168	4012	powershell.exe	97
PID 4012 wrote to memory of 1168	4012	powershell.exe	97
PID 4012 wrote to memory of 1168	4012	powershell.exe	97
PID 4012 wrote to memory of 4380	4012	powershell.exe	98
PID 4012 wrote to memory of 4380	4012	powershell.exe	98
PID 4012 wrote to memory of 4380	4012	powershell.exe	98
PID 4012 wrote to memory of 3052	4012	powershell.exe	99
PID 4012 wrote to memory of 3052	4012	powershell.exe	99
PID 4012 wrote to memory of 3052	4012	powershell.exe	99
PID 4012 wrote to memory of 3428	4012	powershell.exe	100
PID 4012 wrote to memory of 3428	4012	powershell.exe	100
PID 4012 wrote to memory of 3428	4012	powershell.exe	100
PID 4012 wrote to memory of 2684	4012	powershell.exe	101
PID 4012 wrote to memory of 2684	4012	powershell.exe	101
PID 4012 wrote to memory of 2684	4012	powershell.exe	101
PID 4012 wrote to memory of 4992	4012	powershell.exe	102
PID 4012 wrote to memory of 4992	4012	powershell.exe	102
PID 4012 wrote to memory of 4992	4012	powershell.exe	102
PID 4012 wrote to memory of 3596	4012	powershell.exe	103
PID 4012 wrote to memory of 3596	4012	powershell.exe	103
PID 4012 wrote to memory of 3596	4012	powershell.exe	103
PID 4012 wrote to memory of 1736	4012	powershell.exe	104
PID 4012 wrote to memory of 1736	4012	powershell.exe	104
PID 4012 wrote to memory of 1736	4012	powershell.exe	104
PID 4012 wrote to memory of 4108	4012	powershell.exe	105
PID 4012 wrote to memory of 4108	4012	powershell.exe	105
PID 4012 wrote to memory of 4108	4012	powershell.exe	105
PID 4012 wrote to memory of 3924	4012	powershell.exe	106
PID 4012 wrote to memory of 3924	4012	powershell.exe	106
PID 4012 wrote to memory of 3924	4012	powershell.exe	106
PID 4012 wrote to memory of 3924	4012	powershell.exe	106
PID 4012 wrote to memory of 3924	4012	powershell.exe	106

C:\Users\Admin\AppData\Local\Temp\Tripleness.exe
"C:\Users\Admin\AppData\Local\Temp\Tripleness.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4420
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Postcommissure154=Get-Content 'C:\Users\Admin\AppData\Roaming\Kreitzman\Ekkoloddet.Ret181';$Signerer=$Postcommissure154.SubString(53481,3);.$Signerer($Postcommissure154)
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4012
- - C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
    "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
    3⤵
    PID:2468
- - C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
    "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
    3⤵
    PID:1904
- - C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
    "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
    3⤵
    PID:5108
- - C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
    "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
    3⤵
    PID:3700
- - C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
    "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
    3⤵
    PID:4132
- - C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
    "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
    3⤵
    PID:4724
- - C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
    "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
    3⤵
    PID:1168
- - C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
    "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
    3⤵
    PID:4380
- - C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
    "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
    3⤵
    PID:3052
- - C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
    "C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
    3⤵
    PID:3428
- - C:\Program Files (x86)\windows mail\wabmig.exe
    "C:\Program Files (x86)\windows mail\wabmig.exe"
    3⤵
    PID:2684
- - C:\Program Files (x86)\windows mail\wabmig.exe
    "C:\Program Files (x86)\windows mail\wabmig.exe"
    3⤵
    PID:4992
- - C:\Program Files (x86)\windows mail\wabmig.exe
    "C:\Program Files (x86)\windows mail\wabmig.exe"
    3⤵
    PID:3596
- - C:\Program Files (x86)\windows mail\wabmig.exe
    "C:\Program Files (x86)\windows mail\wabmig.exe"
    3⤵
    PID:1736
- - C:\Program Files (x86)\windows mail\wabmig.exe
    "C:\Program Files (x86)\windows mail\wabmig.exe"
    3⤵
    PID:4108
- - C:\Program Files (x86)\windows mail\wabmig.exe
    "C:\Program Files (x86)\windows mail\wabmig.exe"
    3⤵
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:3924

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:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_guzywcfd.gnu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Kreitzman\Ekkoloddet.Ret181

Filesize
52KB

MD5
abaa293bc0d559db841544adfe7781d3

SHA1
4c74dd8d53ed062f1ff04c830dc730cd7f03dbc2

SHA256
3a580c9627a98407e15211b68d056c5a6bcee3936305c299f515da67a987a438

SHA512
4af845520f067ba4627aeed724b3e9b94e50cda39f46b211cb06904fb721767c0a91a5db9ba1212dbd50fcf2d61bddc8b0e53f610d27b942ccc31c3ad1b532d6

Download Submit
C:\Users\Admin\AppData\Roaming\Kreitzman\vvstypers.Liv

Filesize
341KB

MD5
f4390fa6e6eaff155aa128459f81982b

SHA1
e4eafe8d7eb43bd061b7d95ff6134cf97936dfdd

SHA256
d20f0f6dc9b0009ad49eefe5a488599bb9dc575eaaab464d4d6c9f9251537adc

SHA512
287e90639ce9de37d441cb193f189b0bbe69c153e00de38d8a95f694bbca59dc9f57c8354ef21ac39a1d0978119a32e85983dd44ed9670b540668119d1612262

Download Submit
memory/3924-67-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/3924-64-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/3924-62-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/3924-58-0x0000000000400000-0x0000000001654000-memory.dmp

Filesize
18.3MB

Download
memory/3924-48-0x0000000001660000-0x0000000007030000-memory.dmp

Filesize
89.8MB

Download
memory/4012-34-0x00000000089B0000-0x000000000902A000-memory.dmp

Filesize
6.5MB

Download
memory/4012-40-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-28-0x00000000065B0000-0x00000000065FC000-memory.dmp

Filesize
304KB

Download
memory/4012-29-0x0000000007730000-0x00000000077C6000-memory.dmp

Filesize
600KB

Download
memory/4012-30-0x0000000006A90000-0x0000000006AAA000-memory.dmp

Filesize
104KB

Download
memory/4012-31-0x0000000006AE0000-0x0000000006B02000-memory.dmp

Filesize
136KB

Download
memory/4012-32-0x0000000007D80000-0x0000000008324000-memory.dmp

Filesize
5.6MB

Download
memory/4012-26-0x0000000005FA0000-0x00000000062F4000-memory.dmp

Filesize
3.3MB

Download
memory/4012-10-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download
memory/4012-36-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-35-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-37-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-16-0x0000000005F30000-0x0000000005F96000-memory.dmp

Filesize
408KB

Download
memory/4012-27-0x0000000006570000-0x000000000658E000-memory.dmp

Filesize
120KB

Download
memory/4012-39-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download
memory/4012-41-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-42-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-43-0x0000000009030000-0x000000000EA00000-memory.dmp

Filesize
89.8MB

Download
memory/4012-44-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-45-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-47-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-15-0x0000000005EC0000-0x0000000005F26000-memory.dmp

Filesize
408KB

Download
memory/4012-14-0x00000000055B0000-0x00000000055D2000-memory.dmp

Filesize
136KB

Download
memory/4012-13-0x0000000005720000-0x0000000005D48000-memory.dmp

Filesize
6.2MB

Download
memory/4012-63-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-12-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-11-0x0000000004FD0000-0x0000000005006000-memory.dmp

Filesize
216KB

Download