3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83

Analysis

max time kernel
91s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
28/11/2022, 05:25

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General

Target

3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83.exe
Size

560KB
MD5

7a44798bbd3a9aafb285032bd3fb1793
SHA1

f04bf15a8b35ee8c34a775e38b5420f900f224b3
SHA256

3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83
SHA512

6262e08fd8e04e548b7990ef1152f76e4722d57d072029b8a71d2e4a2e6ba6ea42394e7cafba6fe3f9d14fd5155e403b43b460c9ffcca2e18c640093b62d0627
SSDEEP

12288:4hmUZw2fUhjpDCPIloStolG3gidJYpFvh:atZwUUhjpDCwvcf

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4912	5847.exe
5060	Megaupload-20folder-20extract.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0006000000022f64-137.dat	upx
behavioral2/files/0x0006000000022f64-138.dat	upx
behavioral2/memory/5060-141-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral2/memory/5060-143-0x0000000000400000-0x00000000004BF000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2344	4912	WerFault.exe	78

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5060	Megaupload-20folder-20extract.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
5060	Megaupload-20folder-20extract.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 488 wrote to memory of 4912	488	3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83.exe	78
PID 488 wrote to memory of 4912	488	3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83.exe	78
PID 488 wrote to memory of 4912	488	3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83.exe	78
PID 488 wrote to memory of 5060	488	3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83.exe	79
PID 488 wrote to memory of 5060	488	3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83.exe	79
PID 488 wrote to memory of 5060	488	3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83.exe	79

C:\Users\Admin\AppData\Local\Temp\3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83.exe
"C:\Users\Admin\AppData\Local\Temp\3ff9db23814b8d6910dbd17a78c4bdeb3d5fac44a1ed277daebe234003d9bd83.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:488
- C:\Users\Admin\AppData\Local\Temp\5847.exe
  C:\Users\Admin\AppData\Local\Temp\5847.exe
  2⤵
  - Executes dropped EXE
  PID:4912
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 396
    3⤵
    - Program crash
    PID:2344
- C:\Users\Admin\AppData\Local\Temp\Megaupload-20folder-20extract.exe
  C:\Users\Admin\AppData\Local\Temp\\Megaupload-20folder-20extract.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:5060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4912 -ip 4912
1⤵
PID:5024

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\5847.exe

Filesize
25KB

MD5
537d5ee70e8b5b0944a671b096aaab81

SHA1
e32b94407418b4504a843a3b805d60960c212416

SHA256
4a1878e480baa83751f5d6fe38c1bab846baed23bbc5e7e3bc875dce5c790b82

SHA512
e285b36ec1eb916ed51123071c658bb1af66033d612aa7646868521e0b5eb2026e71f2a5b7c542838cb42e1ac83608d800621d2cb974f0d18b7187f12efe1b4d

Download Submit
C:\Users\Admin\AppData\Local\Temp\5847.exe

Filesize
25KB

MD5
537d5ee70e8b5b0944a671b096aaab81

SHA1
e32b94407418b4504a843a3b805d60960c212416

SHA256
4a1878e480baa83751f5d6fe38c1bab846baed23bbc5e7e3bc875dce5c790b82

SHA512
e285b36ec1eb916ed51123071c658bb1af66033d612aa7646868521e0b5eb2026e71f2a5b7c542838cb42e1ac83608d800621d2cb974f0d18b7187f12efe1b4d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Megaupload-20folder-20extract.exe

Filesize
369KB

MD5
a6e3aaec2094212b52196b0385e3e288

SHA1
423533750ebec67fd7f196beb8145f1105f24852

SHA256
9653a636f03616784f44a5572d8b6a53ba326cbaf1a8dbd3b5917b7f33c6a31c

SHA512
d2a2c8a9263bc3239750397241de1c45e467a7a36edcb4176e7e88150cd3130aae765e12a74521c0120eac9fead6b76854bbc581ea661dd209e4e40fb5651a13

Download Submit
C:\Users\Admin\AppData\Local\Temp\Megaupload-20folder-20extract.exe

Filesize
369KB

MD5
a6e3aaec2094212b52196b0385e3e288

SHA1
423533750ebec67fd7f196beb8145f1105f24852

SHA256
9653a636f03616784f44a5572d8b6a53ba326cbaf1a8dbd3b5917b7f33c6a31c

SHA512
d2a2c8a9263bc3239750397241de1c45e467a7a36edcb4176e7e88150cd3130aae765e12a74521c0120eac9fead6b76854bbc581ea661dd209e4e40fb5651a13

Download Submit
memory/488-132-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/488-139-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/4912-140-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4912-142-0x0000000002140000-0x0000000002144000-memory.dmp

Filesize
16KB

Download
memory/5060-141-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/5060-143-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download