821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16

Analysis

max time kernel
143s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2024, 23:58

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General

Target

821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe
Size

266KB
MD5

764f620cff51d40f1b81c7049913574f
SHA1

18bf1d2e22360275aa2a65261fccc7a946a1ac31
SHA256

821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16
SHA512

a6bbcc8ef379434894066bdc0f8ef588cc2cfa2250db5d54cf418a4a80f3ca1ac1806ba6fc8fb898d198aa5e94552309b74fa8422da2d60c947601400d79051a
SSDEEP

6144:gXzKdNY49u8rVq6btCN+6wxYBh/rY01net:fa4An6bsNnwxg5Y01

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe

Executes dropped EXE 2 IoCs

pid	Process
4460	ITS SB App Switch.exe
1468	ITS SB App Switch.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4076-0-0x0000000000840000-0x00000000008E0000-memory.dmp	upx
behavioral1/memory/4076-1-0x0000000000840000-0x00000000008E0000-memory.dmp	upx
behavioral1/memory/4076-11-0x0000000000840000-0x00000000008E0000-memory.dmp	upx
behavioral1/memory/4076-12-0x0000000000840000-0x00000000008E0000-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

pid	Process
4076	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe
4076	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe
4076	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe
4076	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4076 wrote to memory of 4460	4076	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe	91
PID 4076 wrote to memory of 4460	4076	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe	91
PID 4076 wrote to memory of 4460	4076	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe	91
PID 4076 wrote to memory of 1468	4076	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe	92
PID 4076 wrote to memory of 1468	4076	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe	92
PID 4076 wrote to memory of 1468	4076	821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe	92

C:\Users\Admin\AppData\Local\Temp\821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe
"C:\Users\Admin\AppData\Local\Temp\821cc598271a5be985de126ee8c160285888b518d42ce97b87efb78787b99f16.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4076
- 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:4460
- 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:1468

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=3704 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
1⤵
PID:4168

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

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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/4076-0-0x0000000000840000-0x00000000008E0000-memory.dmp

Filesize
640KB

Download
memory/4076-1-0x0000000000840000-0x00000000008E0000-memory.dmp

Filesize
640KB

Download
memory/4076-11-0x0000000000840000-0x00000000008E0000-memory.dmp

Filesize
640KB

Download
memory/4076-12-0x0000000000840000-0x00000000008E0000-memory.dmp

Filesize
640KB

Download