e34dae04c6e2cb5cd0d27d5be7e69583bfa79833f47ab7f023e5b0077d2b2bd0

Analysis

max time kernel
145s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
10/06/2024, 18:41

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General

Target

e34dae04c6e2cb5cd0d27d5be7e69583bfa79833f47ab7f023e5b0077d2b2bd0.exe
Size

134KB
MD5

521bcbc50f3a6c9f357337132a2626c6
SHA1

da31b7a4bd1c90e5ce3c80d4118ffcdd5fb202fe
SHA256

e34dae04c6e2cb5cd0d27d5be7e69583bfa79833f47ab7f023e5b0077d2b2bd0
SHA512

3dabd1a4ee63d1a46bc5a33eb00b37f223a1acbc9e886724760ee104e3899d4ecbb09eb533550a81097de9155b53dce825c0c998d817c6c614d5f79be22f9d3f
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38Qr:riAyLN9aa+9U2rW1ip6pr2At7NZuQr

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 5 IoCs

resource	yara_rule
behavioral2/memory/2284-0-0x0000000000B80000-0x0000000000BA8000-memory.dmp	UPX
behavioral2/files/0x00080000000235ba-3.dat	UPX
behavioral2/memory/2284-5-0x0000000000B80000-0x0000000000BA8000-memory.dmp	UPX
behavioral2/memory/2336-6-0x0000000000B10000-0x0000000000B38000-memory.dmp	UPX
behavioral2/memory/2336-7-0x0000000000B10000-0x0000000000B38000-memory.dmp	UPX

Executes dropped EXE 1 IoCs

pid	Process
2336	WwanSvc.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2284-0-0x0000000000B80000-0x0000000000BA8000-memory.dmp	upx
behavioral2/files/0x00080000000235ba-3.dat	upx
behavioral2/memory/2284-5-0x0000000000B80000-0x0000000000BA8000-memory.dmp	upx
behavioral2/memory/2336-6-0x0000000000B10000-0x0000000000B38000-memory.dmp	upx
behavioral2/memory/2336-7-0x0000000000B10000-0x0000000000B38000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run"	e34dae04c6e2cb5cd0d27d5be7e69583bfa79833f47ab7f023e5b0077d2b2bd0.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 2336	2284	e34dae04c6e2cb5cd0d27d5be7e69583bfa79833f47ab7f023e5b0077d2b2bd0.exe	90
PID 2284 wrote to memory of 2336	2284	e34dae04c6e2cb5cd0d27d5be7e69583bfa79833f47ab7f023e5b0077d2b2bd0.exe	90
PID 2284 wrote to memory of 2336	2284	e34dae04c6e2cb5cd0d27d5be7e69583bfa79833f47ab7f023e5b0077d2b2bd0.exe	90

C:\Users\Admin\AppData\Local\Temp\e34dae04c6e2cb5cd0d27d5be7e69583bfa79833f47ab7f023e5b0077d2b2bd0.exe
"C:\Users\Admin\AppData\Local\Temp\e34dae04c6e2cb5cd0d27d5be7e69583bfa79833f47ab7f023e5b0077d2b2bd0.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2284
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:2336

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 --field-trial-handle=4292,i,11746347647270949551,7786733067759450703,262144 --variations-seed-version --mojo-platform-channel-handle=4028 /prefetch:8
1⤵
PID:3008

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

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Downloads

C:\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
b1f12cf85bff1e78d97aedf17be811a6

SHA1
bc2b19be574bf2f1cfea6f29394bb5eda6e989de

SHA256
1064e330424e9ef6c7d9065359f0a993d12889283e5889a94b0e5773ec6c8748

SHA512
3d64e5d202a0a4951502f872d251eca7ece83c58253bde2a51e6b82b6bb43abc4a1df641efff479a915837670eefb5a6afd7d1b33397070241954d77a0ed842e

Download Submit
memory/2284-0-0x0000000000B80000-0x0000000000BA8000-memory.dmp

Filesize
160KB

Download
memory/2284-5-0x0000000000B80000-0x0000000000BA8000-memory.dmp

Filesize
160KB

Download
memory/2336-6-0x0000000000B10000-0x0000000000B38000-memory.dmp

Filesize
160KB

Download
memory/2336-7-0x0000000000B10000-0x0000000000B38000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads