5c19b86ed079963f1c1de8c484d5c5b03bcb2a0bf7b28f688868c3278615d9e0

General

Target

USD46k Swift_PDF.exe
Size

659KB
MD5

b2c97bdc5cdba659fcc2da66d2f80a8f
SHA1

812541b4d56efd804b47fdae1630b69433419320
SHA256

256194e31f5e3cdd00144320e30165ec54d77de265f5d959b22993b4ce124863
SHA512

013abfed445d1d1868a65a9e632759d3c600c3c334cb001f6dd527557667e1bd3e95b07d4d650c8bb83cf5ebe9f8962c9a8be0b53562c880299f0fa7776f865d
SSDEEP

12288:AYV6MorX7qzuC3QHO9FQVHPF51jgc1tcpHY+etwlcjM3c0Ib9:fBXu9HGaVHotetwlcuKb9

Score

7^/10

upx

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2500	setupugc.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1712-0-0x00000000002C0000-0x0000000000437000-memory.dmp	upx
behavioral1/memory/1712-15-0x00000000002C0000-0x0000000000437000-memory.dmp	upx

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1712-15-0x00000000002C0000-0x0000000000437000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1712 set thread context of 2508	1712	USD46k Swift_PDF.exe	28
PID 2508 set thread context of 1112	2508	svchost.exe	20
PID 2508 set thread context of 2500	2508	svchost.exe	29
PID 2500 set thread context of 1112	2500	setupugc.exe	20

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2297530677-1229052932-2803917579-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	setupugc.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe
2508	svchost.exe
2500	setupugc.exe
2500	setupugc.exe
2500	setupugc.exe
2500	setupugc.exe
2500	setupugc.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
1712	USD46k Swift_PDF.exe
2508	svchost.exe
1112	Explorer.EXE
1112	Explorer.EXE
2500	setupugc.exe
2500	setupugc.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1712	USD46k Swift_PDF.exe
1712	USD46k Swift_PDF.exe
1112	Explorer.EXE
1112	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1712	USD46k Swift_PDF.exe
1712	USD46k Swift_PDF.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 2508	1712	USD46k Swift_PDF.exe	28
PID 1712 wrote to memory of 2508	1712	USD46k Swift_PDF.exe	28
PID 1712 wrote to memory of 2508	1712	USD46k Swift_PDF.exe	28
PID 1712 wrote to memory of 2508	1712	USD46k Swift_PDF.exe	28
PID 1712 wrote to memory of 2508	1712	USD46k Swift_PDF.exe	28
PID 1112 wrote to memory of 2500	1112	Explorer.EXE	29
PID 1112 wrote to memory of 2500	1112	Explorer.EXE	29
PID 1112 wrote to memory of 2500	1112	Explorer.EXE	29
PID 1112 wrote to memory of 2500	1112	Explorer.EXE	29
PID 1112 wrote to memory of 2500	1112	Explorer.EXE	29
PID 1112 wrote to memory of 2500	1112	Explorer.EXE	29
PID 1112 wrote to memory of 2500	1112	Explorer.EXE	29

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Users\Admin\AppData\Local\Temp\USD46k Swift_PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\USD46k Swift_PDF.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\USD46k Swift_PDF.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    PID:2508
- C:\Windows\SysWOW64\setupugc.exe
  "C:\Windows\SysWOW64\setupugc.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:2500

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\bezzo

Filesize
267KB

MD5
7f90b70897582470c201796b1f5efa19

SHA1
b6619c8dfbc51aba1876eef95def633ac87993c4

SHA256
3978af8e0beb0c0a221219a4633d97a06b00726f8b1d8e9405f3c42e4a01d9c8

SHA512
09ff14207e239ebddf130292bf6d7fef453e969cf2bf1d2a3ae670e5ebf6e350562a505ee63d4c1bb2c8def34601f1b3dcd5b88f8cf6abdfddab364071b73748

Download Submit
C:\Users\Admin\AppData\Local\Temp\s83pr6.zip

Filesize
435KB

MD5
c42ec8f35c6a06666e6ad54471a2728b

SHA1
c3cc57a816927fa616616939b4b7a63c2322cfa1

SHA256
22bb304aab3ec7a51fc4dc7749f304bbe01c5ec014144fbc8f86012dc3b0708b

SHA512
6fe9a3c3f861663b6408fd5136d202835a89344072996dd65dda14fa04707662a26d0c6ed482fd0606a270943112d9effc07424af90621094f6fbb88c8ff7eae

Download Submit
\Users\Admin\AppData\Local\Temp\sqlite3.dll

Filesize
832KB

MD5
07fb6d31f37fb1b4164bef301306c288

SHA1
4cb41af6d63a07324ef6b18b1a1f43ce94e25626

SHA256
06ddf0a370af00d994824605a8e1307ba138f89b2d864539f0d19e8804edac02

SHA512
cab4a7c5805b80851aba5f2c9b001fabc1416f6648d891f49eacc81fe79287c5baa01306a42298da722750b812a4ea85388ffae9200dcf656dd1d5b5b9323353

Download Submit
memory/1112-28-0x0000000000160000-0x0000000000260000-memory.dmp

Filesize
1024KB

Download
memory/1112-71-0x00000000043B0000-0x0000000004464000-memory.dmp

Filesize
720KB

Download
memory/1112-32-0x0000000009450000-0x000000000AF7F000-memory.dmp

Filesize
27.2MB

Download
memory/1112-31-0x00000000043B0000-0x0000000004464000-memory.dmp

Filesize
720KB

Download
memory/1112-30-0x00000000043B0000-0x0000000004464000-memory.dmp

Filesize
720KB

Download
memory/1112-21-0x0000000009450000-0x000000000AF7F000-memory.dmp

Filesize
27.2MB

Download
memory/1712-12-0x0000000000160000-0x0000000000164000-memory.dmp

Filesize
16KB

Download
memory/1712-15-0x00000000002C0000-0x0000000000437000-memory.dmp

Filesize
1.5MB

Download
memory/1712-0-0x00000000002C0000-0x0000000000437000-memory.dmp

Filesize
1.5MB

Download
memory/2500-29-0x0000000000970000-0x0000000000A0F000-memory.dmp

Filesize
636KB

Download
memory/2500-69-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2500-70-0x0000000061E00000-0x0000000061EBD000-memory.dmp

Filesize
756KB

Download
memory/2500-26-0x0000000002330000-0x0000000002633000-memory.dmp

Filesize
3.0MB

Download
memory/2500-27-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2500-23-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2500-22-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2508-19-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2508-20-0x00000000001D0000-0x00000000001F0000-memory.dmp

Filesize
128KB

Download
memory/2508-18-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2508-17-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2508-16-0x0000000000A00000-0x0000000000D03000-memory.dmp

Filesize
3.0MB

Download
memory/2508-25-0x00000000001D0000-0x00000000001F0000-memory.dmp

Filesize
128KB

Download
memory/2508-24-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2508-13-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download

Analysis

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