7912c412dbd5766df4364c6b0c8131ad360b67e68aaad376dfd76625b71a3e6d

Analysis

max time kernel
140s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 01:13

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General

Target

1f9c28b92df8cdcb416fd3b68120440b.exe
Size

68KB
MD5

1f9c28b92df8cdcb416fd3b68120440b
SHA1

0f299b85b7aa004cbc0a73bd050f297e025ae642
SHA256

7912c412dbd5766df4364c6b0c8131ad360b67e68aaad376dfd76625b71a3e6d
SHA512

09edd72350e58e353951ab5076caeca29a8faa3e976937c6a5b5612747b840d1740af206208741899c0f40f634237e98c1d20635e72fc6aa8ca03d1fe37a966a
SSDEEP

1536:4agFotbi68CUACfARwnMxmvRdwHbrLFd9Y:Kotbi7CRYpn/vRipd9Y

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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	1f9c28b92df8cdcb416fd3b68120440b.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4752-2-0x0000000000400000-0x0000000000423000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 1956	4752	1f9c28b92df8cdcb416fd3b68120440b.exe	105
PID 4752 wrote to memory of 1956	4752	1f9c28b92df8cdcb416fd3b68120440b.exe	105
PID 4752 wrote to memory of 1956	4752	1f9c28b92df8cdcb416fd3b68120440b.exe	105

C:\Users\Admin\AppData\Local\Temp\1f9c28b92df8cdcb416fd3b68120440b.exe
"C:\Users\Admin\AppData\Local\Temp\1f9c28b92df8cdcb416fd3b68120440b.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4752
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\a..bat" > nul 2> nul
  2⤵
  PID:1956

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\a..bat

Filesize
210B

MD5
4172c9fe58b737bce7b38c60148edc04

SHA1
9c019fddc34644ca23be4fc26dac2522d96d8863

SHA256
646d5340d1db08aa33bf3a02a172953ecd22ed9b6d79c04769dc2e769702adbd

SHA512
6c6b49f0733ef2ace6c0bd80b5ecb0d059a2348c592a2ee7b8b83cc7c8bda847a6274298994472a47a8007fb61fa4c6d79e6c07bb4f3873d261cf959e22f1361

Download Submit
memory/4752-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4752-1-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download
memory/4752-2-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4752-4-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download