5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249

Analysis

max time kernel
91s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
07/06/2024, 15:12

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General

Target
5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe
Size 266KB
Sample240607-slf63sbc29
SHA256 5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249
MD5 7e90adf7f362c94a4faabef2dc777a9f
SHA1 753fef769eba462053e7da5166bbe77fdc39179b
SHA512 b959f364a07c7f4611b29afa48947834e6639f6d092ca4c73baf3e62df0ef68cc676cf1e206b61af16a2aabc8fad4ad30c57ef4c13fb662859f4bd757dd0f4a5
SSDEEP 6144:kXzKdNY49u8rV91tZKkSEhI1pRDl8yuZ01net:La4AEG80p2Z01
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe

Executes dropped EXE 2 IoCs

pid	Process
2136	ITS SB App Switch.exe
3260	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/868-0-0x0000000000700000-0x00000000007A0000-memory.dmp	upx
behavioral1/memory/868-15-0x0000000000700000-0x00000000007A0000-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
868	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe
868	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe
868	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe
868	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 868 wrote to memory of 2136	868	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe	84
PID 868 wrote to memory of 2136	868	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe	84
PID 868 wrote to memory of 2136	868	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe	84
PID 868 wrote to memory of 3260	868	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe	85
PID 868 wrote to memory of 3260	868	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe	85
PID 868 wrote to memory of 3260	868	5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe	85

C:\Users\Admin\AppData\Local\Temp\5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe
"C:\Users\Admin\AppData\Local\Temp\5855b01993bdda26884a8d56d2ff6f1062c27abc41fef81d2158397e08c63249.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:868
- 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:2136
- 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:3260

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

ITS SB App Switch.exe

Path C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
Size 87KB
SHA256 3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
MD5 368332fca74f48697d842c5f4698ae1d
SHA1 0275153a1e62bd0eca0b02168895517ed66aac56
SHA512 fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
SSDEEP 1536:2OW3EJUzxVIAFLMo2/j3cGlHyk1UBmrNu0R9gZHesWpcdl26n9D5JL1mLPxe:034UtVIA3s3cGlHyk1UEu0R9gRlTnJ5p
MD5 SHA1 SHA512 SSDEEP

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memory/868-0-0x0000000000700000-0x00000000007A0000-memory.dmp

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memory/868-15-0x0000000000700000-0x00000000007A0000-memory.dmp

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