6635c9675504ad3c03edb50c9bb1b6683e2dd2409dce9cceef7177959ab32dc7

Analysis

max time kernel
1s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 02:54

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General

Target

25527b2bf2f6e7cb45f5ea117cc61aab.exe
Size

1.6MB
MD5

25527b2bf2f6e7cb45f5ea117cc61aab
SHA1

10e78ea185a6be8b30f3ea1a644e4e38e82e0337
SHA256

6635c9675504ad3c03edb50c9bb1b6683e2dd2409dce9cceef7177959ab32dc7
SHA512

1673da1018868472eac0834053e88f13ea1b03ee453e57439a9e9661178238efd9210c60f3c18b62aee613d846b933a591c0f99aea0284962ada80cb2eca70a5
SSDEEP

49152:tqjp7vUfl6iDEcakLz0iu36Ofl0Cv5lea9O0vMaJcakLz0O:tqjpY8OEcakcd36OfmCv5lea9O8bJcaw

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe

Executes dropped EXE 1 IoCs

pid	Process
1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe

Loads dropped DLL 1 IoCs

pid	Process
1048	25527b2bf2f6e7cb45f5ea117cc61aab.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x000d000000012246-11.dat	upx
behavioral1/memory/1048-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2856	schtasks.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1048	25527b2bf2f6e7cb45f5ea117cc61aab.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1048	25527b2bf2f6e7cb45f5ea117cc61aab.exe
1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 1904	1048	25527b2bf2f6e7cb45f5ea117cc61aab.exe	22
PID 1048 wrote to memory of 1904	1048	25527b2bf2f6e7cb45f5ea117cc61aab.exe	22
PID 1048 wrote to memory of 1904	1048	25527b2bf2f6e7cb45f5ea117cc61aab.exe	22
PID 1048 wrote to memory of 1904	1048	25527b2bf2f6e7cb45f5ea117cc61aab.exe	22
PID 1904 wrote to memory of 2856	1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe	18
PID 1904 wrote to memory of 2856	1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe	18
PID 1904 wrote to memory of 2856	1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe	18
PID 1904 wrote to memory of 2856	1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe	18
PID 1904 wrote to memory of 2772	1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe	21
PID 1904 wrote to memory of 2772	1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe	21
PID 1904 wrote to memory of 2772	1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe	21
PID 1904 wrote to memory of 2772	1904	25527b2bf2f6e7cb45f5ea117cc61aab.exe	21
PID 2772 wrote to memory of 2168	2772	cmd.exe	20
PID 2772 wrote to memory of 2168	2772	cmd.exe	20
PID 2772 wrote to memory of 2168	2772	cmd.exe	20
PID 2772 wrote to memory of 2168	2772	cmd.exe	20

C:\Windows\SysWOW64\schtasks.exe
schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\25527b2bf2f6e7cb45f5ea117cc61aab.exe" /TN QxutJGth3fd4 /F
1⤵
- Creates scheduled task(s)
PID:2856

C:\Windows\SysWOW64\schtasks.exe
schtasks.exe /Query /XML /TN QxutJGth3fd4
1⤵
PID:2168

C:\Windows\SysWOW64\cmd.exe
cmd.exe /c schtasks.exe /Query /XML /TN QxutJGth3fd4 > C:\Users\Admin\AppData\Local\Temp\PORw8OC1e.xml
1⤵
- Suspicious use of WriteProcessMemory
PID:2772

C:\Users\Admin\AppData\Local\Temp\25527b2bf2f6e7cb45f5ea117cc61aab.exe
C:\Users\Admin\AppData\Local\Temp\25527b2bf2f6e7cb45f5ea117cc61aab.exe
1⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1904

C:\Users\Admin\AppData\Local\Temp\25527b2bf2f6e7cb45f5ea117cc61aab.exe
"C:\Users\Admin\AppData\Local\Temp\25527b2bf2f6e7cb45f5ea117cc61aab.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

memory/1048-2-0x0000000001660000-0x00000000016DE000-memory.dmp

Filesize
504KB

Download
memory/1048-16-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1048-1-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1048-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/1904-21-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/1904-30-0x0000000000340000-0x00000000003AB000-memory.dmp

Filesize
428KB

Download
memory/1904-25-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1904-19-0x00000000002C0000-0x000000000033E000-memory.dmp

Filesize
504KB

Download
memory/1904-53-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads