3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f

Analysis

max time kernel
131s
max time network
183s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
12/02/2023, 08:17

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General

Target

3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe
Size

277KB
MD5

317094f2ecdb95f6c490cf4415318904
SHA1

31b54c94a09cb0eb160aec19692ccbc420ef52c7
SHA256

3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f
SHA512

25243070d34de9e02744bb147a84e0fb031e004641a81840262893ffdf0778b4953390bb2a27027486ec0fc9711b1b30e6d821ad2d75d43f961fdbe318a26bd0
SSDEEP

6144:QXzKdNY49u8rVm1tZKQ4cj3VUKIpBdl601neta:Pa4ATn4cxfIj6015

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4272	ITS SB App Switch.exe
1652	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/3488-116-0x0000000000AC0000-0x0000000000B60000-memory.dmp	upx
behavioral1/memory/3488-200-0x0000000000AC0000-0x0000000000B60000-memory.dmp	upx
behavioral1/memory/3488-216-0x0000000000AC0000-0x0000000000B60000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3488	3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe
3488	3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe
3488	3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe
3488	3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3488 wrote to memory of 4272	3488	3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe	66
PID 3488 wrote to memory of 4272	3488	3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe	66
PID 3488 wrote to memory of 4272	3488	3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe	66
PID 3488 wrote to memory of 1652	3488	3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe	67
PID 3488 wrote to memory of 1652	3488	3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe	67
PID 3488 wrote to memory of 1652	3488	3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe	67

C:\Users\Admin\AppData\Local\Temp\3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe
"C:\Users\Admin\AppData\Local\Temp\3f8bf60575888212d630230d1d1e4f6d1dc6c112f832c6ceda8244d826ef841f.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3488
- 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:4272
- 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:1652

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
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/1652-164-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-165-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-167-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-173-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-177-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-182-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-179-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-180-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-176-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-175-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-172-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-170-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/1652-166-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-145-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-154-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-128-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-130-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-131-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-132-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-133-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-134-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-135-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-136-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-137-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-138-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-139-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-140-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-141-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-142-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-143-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-144-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-126-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-146-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-147-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-148-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-149-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-150-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-151-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-152-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-153-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-129-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-155-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-156-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-157-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-158-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-127-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-168-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-169-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-125-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-171-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-124-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-174-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-123-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-122-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-178-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-121-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-120-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-119-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-184-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-183-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-181-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-118-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-117-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-116-0x0000000000AC0000-0x0000000000B60000-memory.dmp

Filesize
640KB

Download
memory/3488-200-0x0000000000AC0000-0x0000000000B60000-memory.dmp

Filesize
640KB

Download
memory/3488-216-0x0000000000AC0000-0x0000000000B60000-memory.dmp

Filesize
640KB

Download
memory/4272-161-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download