b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6

Analysis

max time kernel
143s
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 16:15

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General

Target

b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe
Size

266KB
MD5

d3a87237a6bdd189f54b72edeaad26b3
SHA1

12284a99d0891d33d1e8ced96a5364fe671181cb
SHA256

b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6
SHA512

a778ca0258d1afebfc6da342f7ff52889a84eb553be7fcfacc179ea38d8305f6d483b318fa1abd90682ce9672019ed8edcf6e90efa6913863907dd75fe3b881e
SSDEEP

6144:PXzKdNY49u8rV0uwkj4TeB6IxACs2e01net:Qa4AIjD0IpLe01

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:

b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe

Executes dropped EXE 2 IoCs

Processes:

ITS SB App Switch.exeITS SB App Switch.exe

pid process

3524 ITS SB App Switch.exe
3740 ITS SB App Switch.exe

pid	process
3524	ITS SB App Switch.exe
3740	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/1140-0-0x0000000000820000-0x00000000008C0000-memory.dmp	upx
behavioral1/memory/1140-10-0x0000000000820000-0x00000000008C0000-memory.dmp	upx
behavioral1/memory/1140-12-0x0000000000820000-0x00000000008C0000-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:

b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe

pid	process
1140	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe
1140	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe
1140	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe
1140	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe

description	pid	process	target process
PID 1140 wrote to memory of 3524	1140	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe	ITS SB App Switch.exe
PID 1140 wrote to memory of 3524	1140	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe	ITS SB App Switch.exe
PID 1140 wrote to memory of 3524	1140	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe	ITS SB App Switch.exe
PID 1140 wrote to memory of 3740	1140	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe	ITS SB App Switch.exe
PID 1140 wrote to memory of 3740	1140	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe	ITS SB App Switch.exe
PID 1140 wrote to memory of 3740	1140	b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe	ITS SB App Switch.exe

C:\Users\Admin\AppData\Local\Temp\b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe
"C:\Users\Admin\AppData\Local\Temp\b2af2c8847bc42f465f7203f172e77720b6c0b00d08d2063484d30f4528bb4d6.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1140

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:3524

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:3740

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=3960 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
1⤵
PID:1020

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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/1140-0-0x0000000000820000-0x00000000008C0000-memory.dmp

Filesize
640KB

Download
memory/1140-10-0x0000000000820000-0x00000000008C0000-memory.dmp

Filesize
640KB

Download
memory/1140-12-0x0000000000820000-0x00000000008C0000-memory.dmp

Filesize
640KB

Download