dcefe181389e4bbae16b0a5b0a9f705819c087f9afff15a797f4778af0e9757e

General

Target

c40ff7d4fbae3ba144f8739f7a7c2035.exe
Size

1003KB
MD5

c40ff7d4fbae3ba144f8739f7a7c2035
SHA1

34683380e66e19640d89dd5e48c98d0e582c4b45
SHA256

dcefe181389e4bbae16b0a5b0a9f705819c087f9afff15a797f4778af0e9757e
SHA512

6d94b7aa2e17ecfc0d5fefac229d508724481567e0f2fd1ca4edeaa1bd37d2eb0b234aa92cf029a74158048acbf315dfbed4a182c669baef6ff4b83cb34fb855
SSDEEP

24576:kNEIrnsALyscY1oqAacVonPHke5gEgKjwnS:kNE4nsAescPqAacVekV1KjwnS

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1332	c40ff7d4fbae3ba144f8739f7a7c2035.exe

Executes dropped EXE 1 IoCs

pid	Process
1332	c40ff7d4fbae3ba144f8739f7a7c2035.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1020-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral2/memory/1332-13-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral2/files/0x000400000002271f-12.dat	upx

Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs

Web Service

T1102

flow	ioc
28	pastebin.com

Program crash 8 IoCs

pid	pid_target	Process	procid_target
1860	1332	WerFault.exe	98
1944	1332	WerFault.exe	98
4440	1332	WerFault.exe	98
2980	1332	WerFault.exe	98
1904	1332	WerFault.exe	98
1940	1332	WerFault.exe	98
1940	1332	WerFault.exe	98
4976	1332	WerFault.exe	98

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
1088	schtasks.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1020	c40ff7d4fbae3ba144f8739f7a7c2035.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1020	c40ff7d4fbae3ba144f8739f7a7c2035.exe
1332	c40ff7d4fbae3ba144f8739f7a7c2035.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1020 wrote to memory of 1332	1020	c40ff7d4fbae3ba144f8739f7a7c2035.exe	98
PID 1020 wrote to memory of 1332	1020	c40ff7d4fbae3ba144f8739f7a7c2035.exe	98
PID 1020 wrote to memory of 1332	1020	c40ff7d4fbae3ba144f8739f7a7c2035.exe	98
PID 1332 wrote to memory of 1088	1332	c40ff7d4fbae3ba144f8739f7a7c2035.exe	99
PID 1332 wrote to memory of 1088	1332	c40ff7d4fbae3ba144f8739f7a7c2035.exe	99
PID 1332 wrote to memory of 1088	1332	c40ff7d4fbae3ba144f8739f7a7c2035.exe	99
PID 1332 wrote to memory of 4792	1332	c40ff7d4fbae3ba144f8739f7a7c2035.exe	101
PID 1332 wrote to memory of 4792	1332	c40ff7d4fbae3ba144f8739f7a7c2035.exe	101
PID 1332 wrote to memory of 4792	1332	c40ff7d4fbae3ba144f8739f7a7c2035.exe	101
PID 4792 wrote to memory of 624	4792	cmd.exe	103
PID 4792 wrote to memory of 624	4792	cmd.exe	103
PID 4792 wrote to memory of 624	4792	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\c40ff7d4fbae3ba144f8739f7a7c2035.exe
"C:\Users\Admin\AppData\Local\Temp\c40ff7d4fbae3ba144f8739f7a7c2035.exe"
1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1020
- C:\Users\Admin\AppData\Local\Temp\c40ff7d4fbae3ba144f8739f7a7c2035.exe
  C:\Users\Admin\AppData\Local\Temp\c40ff7d4fbae3ba144f8739f7a7c2035.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:1332
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\c40ff7d4fbae3ba144f8739f7a7c2035.exe" /TN v3dGbWFyc353 /F
    3⤵
    - Creates scheduled task(s)
    PID:1088
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c schtasks.exe /Query /XML /TN v3dGbWFyc353 > C:\Users\Admin\AppData\Local\Temp\eDip5G.xml
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4792
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /Query /XML /TN v3dGbWFyc353
      4⤵
      PID:624
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 608
    3⤵
    - Program crash
    PID:1860
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 604
    3⤵
    - Program crash
    PID:1944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 608
    3⤵
    - Program crash
    PID:4440
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 740
    3⤵
    - Program crash
    PID:2980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 736
    3⤵
    - Program crash
    PID:1904
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 792
    3⤵
    - Program crash
    PID:1940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 1288
    3⤵
    - Program crash
    PID:1940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 724
    3⤵
    - Program crash
    PID:4976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1332 -ip 1332
1⤵
PID:2220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1332 -ip 1332
1⤵
PID:3012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1332 -ip 1332
1⤵
PID:3464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1332 -ip 1332
1⤵
PID:820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1332 -ip 1332
1⤵
PID:2892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1332 -ip 1332
1⤵
PID:4508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1332 -ip 1332
1⤵
PID:3812

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4048 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
1⤵
PID:2648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1332 -ip 1332
1⤵
PID:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\c40ff7d4fbae3ba144f8739f7a7c2035.exe

Filesize
1003KB

MD5
f26ad825200c32916c3a1c835f8fb7ed

SHA1
b5a625b5ab49de5678f4c61e696e85fc7403d47e

SHA256
647d20eb16c62c5901cc89d865516c572c37ec8c759882ed71f91a176c3d28e1

SHA512
de95d0faf69cd15c0c0a50b84129ed97f18c6c37b06451e72fb713ededc483e527a711100b445f26738d96528768460825bff660f85ae1c91f3ea21aa4eb3fc5

Download Submit
C:\Users\Admin\AppData\Local\Temp\eDip5G.xml

Filesize
1KB

MD5
e33699ed28f98c97de9ec0f26a3a947e

SHA1
50830632aff1540ca6be3b46bce3fa27201d475a

SHA256
31a9f0abb5cc82a0b0c0dc71a189118ea267ead01cdf7927fc88e1c5245e1ae4

SHA512
e676c1015e1732fc3bc9b0136020939366c6c63761196712d5dcb8ed89b2899c46d7a2d2e9c69adfaba71062ff0f96992fb37a454b535e1a93925e2092a39326

Download Submit
memory/1020-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/1020-2-0x0000000001730000-0x00000000017AE000-memory.dmp

Filesize
504KB

Download
memory/1020-1-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1020-15-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1332-13-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/1332-17-0x0000000024010000-0x000000002408E000-memory.dmp

Filesize
504KB

Download
memory/1332-23-0x0000000000470000-0x00000000004DB000-memory.dmp

Filesize
428KB

Download
memory/1332-22-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1332-32-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads