8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 16:10

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General

Target

8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe
Size

266KB
MD5

5ef0077cbb802898d8a0274dbd63f871
SHA1

2f9a6e4da9202d3311ff474a6d6b5fcb9ae6a770
SHA256

8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d
SHA512

767855b47d9b103ea0532144b72b19287c52e71721d0338b3e10b54204159e6e7102f92ccd8df6c6c28ac795e6d44e47a96369d5ba0027c7d14c03b4e1850b1b
SSDEEP

6144:UXzKdNY49u8rVz1TiDpugmv+3gkCK2xVh01net:7a4ACwnI0Uh01

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe

Executes dropped EXE 2 IoCs

Processes:

ITS SB App Switch.exeITS SB App Switch.exe

pid process

4688 ITS SB App Switch.exe
4416 ITS SB App Switch.exe

pid	process
4688	ITS SB App Switch.exe
4416	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/4868-0-0x0000000000120000-0x00000000001C0000-memory.dmp	upx
behavioral1/memory/4868-10-0x0000000000120000-0x00000000001C0000-memory.dmp	upx
behavioral1/memory/4868-11-0x0000000000120000-0x00000000001C0000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe

pid	process
4868	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe
4868	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe
4868	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe
4868	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe

description	pid	process	target process
PID 4868 wrote to memory of 4688	4868	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe	ITS SB App Switch.exe
PID 4868 wrote to memory of 4688	4868	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe	ITS SB App Switch.exe
PID 4868 wrote to memory of 4688	4868	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe	ITS SB App Switch.exe
PID 4868 wrote to memory of 4416	4868	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe	ITS SB App Switch.exe
PID 4868 wrote to memory of 4416	4868	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe	ITS SB App Switch.exe
PID 4868 wrote to memory of 4416	4868	8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe	ITS SB App Switch.exe

C:\Users\Admin\AppData\Local\Temp\8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe
"C:\Users\Admin\AppData\Local\Temp\8f98eec1278dcb41c05c283d20df17a4655d1a767b59850bd769eb0291ee378d.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4868

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
2⤵
- Executes dropped EXE
PID:4688

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
2⤵
- Executes dropped EXE
PID:4416

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=3712 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:1992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
memory/4868-0-0x0000000000120000-0x00000000001C0000-memory.dmp

Filesize
640KB

Download
memory/4868-10-0x0000000000120000-0x00000000001C0000-memory.dmp

Filesize
640KB

Download
memory/4868-11-0x0000000000120000-0x00000000001C0000-memory.dmp

Filesize
640KB

Download