upatre | a1a8dbfdf668d614386ac24cdfea52df2d58e472f11837ddacd92867cc1b4d71

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
29-03-2024 13:31

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General

Target

23440f371220f5473ee19450f12d9e28_JaffaCakes118.exe
Size

33KB
MD5

23440f371220f5473ee19450f12d9e28
SHA1

4da5871b1a75d1c4ffcf0b1f479f5eaf7d14d8dd
SHA256

a1a8dbfdf668d614386ac24cdfea52df2d58e472f11837ddacd92867cc1b4d71
SHA512

8ce3e8351ee7244b9dd34add94a7e9eb1643ca2ada727a63a65b8d3595f84716b7b8f101bff055baafab893cd96cefaa2fd61d74bf7f0cdc9e3d53e2a4016183
SSDEEP

768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rh95kRCalySylZyya:GY9jw/dUT62rGdiUOWWrNlg

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Executes dropped EXE 1 IoCs

pid	Process
2392	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
1940	23440f371220f5473ee19450f12d9e28_JaffaCakes118.exe
1940	23440f371220f5473ee19450f12d9e28_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 2392	1940	23440f371220f5473ee19450f12d9e28_JaffaCakes118.exe	28
PID 1940 wrote to memory of 2392	1940	23440f371220f5473ee19450f12d9e28_JaffaCakes118.exe	28
PID 1940 wrote to memory of 2392	1940	23440f371220f5473ee19450f12d9e28_JaffaCakes118.exe	28
PID 1940 wrote to memory of 2392	1940	23440f371220f5473ee19450f12d9e28_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\23440f371220f5473ee19450f12d9e28_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\23440f371220f5473ee19450f12d9e28_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\szgfw.exe

Filesize
33KB

MD5
bf33311794ce1426fd9c5774d9df50fb

SHA1
1b4301a5d27870750bcf27e66f6b08532a7e1831

SHA256
bda7eb6375347db16875ad491d845b50d126aacf5a858596e45e8a610567d08e

SHA512
32f2d934d0d218f65be8f9d3efe419878ee80313dd1f401dc73b25081f3e875e48cdc043e5f88ab085d3dc7fffc4a42595efdcb9ac2531b999c5193de0b7cdeb

Download Submit
memory/1940-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1940-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download