59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744

Analysis

max time kernel
138s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-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

3984 WwanSvc.exe

pid	process
3984	WwanSvc.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4768-0-0x0000000000410000-0x0000000000438000-memory.dmp	upx
C:\ProgramData\Update\WwanSvc.exe	upx
behavioral2/memory/3984-5-0x0000000000E10000-0x0000000000E38000-memory.dmp	upx
behavioral2/memory/4768-6-0x0000000000410000-0x0000000000438000-memory.dmp	upx
behavioral2/memory/3984-7-0x0000000000E10000-0x0000000000E38000-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 3 IoCs

Processes:

59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe

description	pid	process	target process
PID 4768 wrote to memory of 3984	4768	59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe	WwanSvc.exe
PID 4768 wrote to memory of 3984	4768	59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe	WwanSvc.exe
PID 4768 wrote to memory of 3984	4768	59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe	WwanSvc.exe

C:\Users\Admin\AppData\Local\Temp\59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe
"C:\Users\Admin\AppData\Local\Temp\59ec1c65806eea190b34358501b5d34d563558c3558b2b280b7ef97a77dd1744.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4768

C:\ProgramData\Update\WwanSvc.exe
"C:\ProgramData\Update\WwanSvc.exe" /run
2⤵
- Executes dropped EXE
PID:3984

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3692 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8
1⤵
PID:4604

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

C:\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
e74e99933f3ce81a9545b51d4bd97b96

SHA1
7b18f94fc2347bf01b06496a3486b4a8308ccf0f

SHA256
108686657ff0fbb5d6f7d8ad71dcc4677a65cbde1dfabcc5aceed749c1d5767c

SHA512
ef41df765ac7a5e6a4fa41c5c84554fe9645d15437bc552b60e310365ed2aff87f646e9da4acdc69b4701821ce6aa00fd7594f2fb2be190ab56d8505c44fe5cb

Download Submit
memory/3984-5-0x0000000000E10000-0x0000000000E38000-memory.dmp

Filesize
160KB

Download
memory/3984-7-0x0000000000E10000-0x0000000000E38000-memory.dmp

Filesize
160KB

Download
memory/4768-0-0x0000000000410000-0x0000000000438000-memory.dmp

Filesize
160KB

Download
memory/4768-6-0x0000000000410000-0x0000000000438000-memory.dmp

Filesize
160KB

Download