839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5

Analysis

max time kernel
139s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
21/04/2024, 10:16

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General

Target

839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe
Size

266KB
MD5

80b3d42a1b954a534cb3b64f57f47641
SHA1

8e4b94c2870f59723d641e09a1b8cd4eaf6f2f9f
SHA256

839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5
SHA512

31f657dfa6607e5793d78135270f78d8db541854615dc36297fdc8fee8f82856bf31d99f27c8d0318dd8f434441aef5331ea574e9ebd98249bab0bde86a891ed
SSDEEP

6144:YXzKdNY49u8rVC0E5GvWz8mvP6rO01net:Ha4AnzGvWX501

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	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe

Executes dropped EXE 2 IoCs

pid	Process
1976	ITS SB App Switch.exe
5552	ITS SB App Switch.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3040-0-0x0000000000280000-0x0000000000320000-memory.dmp	upx
behavioral1/memory/3040-2-0x0000000000280000-0x0000000000320000-memory.dmp	upx
behavioral1/memory/3040-11-0x0000000000280000-0x0000000000320000-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
3040	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe
3040	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe
3040	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe
3040	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 1976	3040	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe	91
PID 3040 wrote to memory of 1976	3040	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe	91
PID 3040 wrote to memory of 1976	3040	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe	91
PID 3040 wrote to memory of 5552	3040	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe	92
PID 3040 wrote to memory of 5552	3040	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe	92
PID 3040 wrote to memory of 5552	3040	839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe	92

C:\Users\Admin\AppData\Local\Temp\839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe
"C:\Users\Admin\AppData\Local\Temp\839daaafb68d24ed2b699f52e6711f6ee2d56bdd80b16079ee21d53810549da5.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3040
- 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:1976
- 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:5552

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=3572 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
1⤵
PID:5528

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/3040-0-0x0000000000280000-0x0000000000320000-memory.dmp

Filesize
640KB

Download
memory/3040-2-0x0000000000280000-0x0000000000320000-memory.dmp

Filesize
640KB

Download
memory/3040-11-0x0000000000280000-0x0000000000320000-memory.dmp

Filesize
640KB

Download