59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-05-2024 23:41

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General

Target

59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe
Size

134KB
MD5

0ad35037f8627632bfd5fcdda1936b50
SHA1

4a425d76e51cf909973313a2b365d02becffecf5
SHA256

59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744
SHA512

aad4e55c439d50a7acb4188e7c9ff92b184db4e537a5bcd6efda9db068df2fade22897e8820b6ecc608bfe758ce679ac65bf4f129291de6f06875c7af85b33b8
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QK:riAyLN9aa+9U2rW1ip6pr2At7NZuQK

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

WwanSvc.exe

pid process

2476 WwanSvc.exe
Loads dropped DLL 1 IoCs

Processes:

59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe

pid process

1500 59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe

pid	process
2476	WwanSvc.exe

pid	process
1500	59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1500-0-0x0000000001190000-0x00000000011B8000-memory.dmp	upx
behavioral1/memory/1500-4-0x00000000009D0000-0x00000000009F8000-memory.dmp	upx
\ProgramData\Update\WwanSvc.exe	upx
behavioral1/memory/2476-7-0x00000000009D0000-0x00000000009F8000-memory.dmp	upx
behavioral1/memory/1500-8-0x0000000001190000-0x00000000011B8000-memory.dmp	upx
behavioral1/memory/1500-9-0x0000000001190000-0x00000000011B8000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run"	59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe

description	pid	process	target process
PID 1500 wrote to memory of 2476	1500	59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe	WwanSvc.exe
PID 1500 wrote to memory of 2476	1500	59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe	WwanSvc.exe
PID 1500 wrote to memory of 2476	1500	59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe	WwanSvc.exe
PID 1500 wrote to memory of 2476	1500	59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe	WwanSvc.exe

C:\Users\Admin\AppData\Local\Temp\59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe
"C:\Users\Admin\AppData\Local\Temp\59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1500

C:\ProgramData\Update\WwanSvc.exe
"C:\ProgramData\Update\WwanSvc.exe" /run
2⤵
- Executes dropped EXE
PID:2476

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
b90b8eaa9aa7d5db86efc1ef7828b611

SHA1
7401e886aa9a3339b380af816f199a157b809a78

SHA256
54aaa72d2b4e7e8456bc1b94f7d21d92b40985e958c1f695967f9880e64d72fb

SHA512
a152dd46f6f58ffb0904746460be388a4ccdb0e7d7ab679ac78247ca6c39e4be33c6f2024faacdfc85783000493eda152f5423d79ff17a2b56d4c926a6c223a2

Download Submit
memory/1500-0-0x0000000001190000-0x00000000011B8000-memory.dmp

Filesize
160KB

Download
memory/1500-4-0x00000000009D0000-0x00000000009F8000-memory.dmp

Filesize
160KB

Download
memory/1500-8-0x0000000001190000-0x00000000011B8000-memory.dmp

Filesize
160KB

Download
memory/1500-9-0x0000000001190000-0x00000000011B8000-memory.dmp

Filesize
160KB

Download
memory/2476-7-0x00000000009D0000-0x00000000009F8000-memory.dmp

Filesize
160KB

Download