09ba5401dca6976ed4bf55cae47b2b2f489829e329ad8a573120f5584a9872cb

General

Target

c3b3e606509feb13c4ac729cb418cbe6.exe
Size

3.9MB
MD5

c3b3e606509feb13c4ac729cb418cbe6
SHA1

65d2f50295f99ecd9175b4d693e31aa8743540fe
SHA256

09ba5401dca6976ed4bf55cae47b2b2f489829e329ad8a573120f5584a9872cb
SHA512

94fe6ddd1dc56783051be880be5b35b2841bb480023492aa18909c92f2fb24da5a0925644fca91a1c9e9122d54058b9a575befb452fa4ef2bb0dbd713456b07d
SSDEEP

98304:uu7FXGONOA9zyULG+kgd8pVPH+A9zyULG+/mQy8mYA9zyULG+kgd8pVPH+A9zyU1:j9GizLqEglHPzLq0O8mVzLqEglHPzLq

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
640	c3b3e606509feb13c4ac729cb418cbe6.exe

Executes dropped EXE 1 IoCs

pid	Process
640	c3b3e606509feb13c4ac729cb418cbe6.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2020-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral2/memory/2020-1-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral2/files/0x0007000000023278-13.dat	upx
behavioral2/memory/640-15-0x0000000000400000-0x000000000065C000-memory.dmp	upx

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

Web Service

T1102

flow	ioc
39	pastebin.com

Program crash 4 IoCs

pid	pid_target	Process	procid_target
952	640	WerFault.exe	98
528	640	WerFault.exe	98
4500	640	WerFault.exe	98
1832	640	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
3944	schtasks.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2020	c3b3e606509feb13c4ac729cb418cbe6.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2020	c3b3e606509feb13c4ac729cb418cbe6.exe
640	c3b3e606509feb13c4ac729cb418cbe6.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 640	2020	c3b3e606509feb13c4ac729cb418cbe6.exe	98
PID 2020 wrote to memory of 640	2020	c3b3e606509feb13c4ac729cb418cbe6.exe	98
PID 2020 wrote to memory of 640	2020	c3b3e606509feb13c4ac729cb418cbe6.exe	98
PID 640 wrote to memory of 3944	640	c3b3e606509feb13c4ac729cb418cbe6.exe	100
PID 640 wrote to memory of 3944	640	c3b3e606509feb13c4ac729cb418cbe6.exe	100
PID 640 wrote to memory of 3944	640	c3b3e606509feb13c4ac729cb418cbe6.exe	100
PID 640 wrote to memory of 4636	640	c3b3e606509feb13c4ac729cb418cbe6.exe	102
PID 640 wrote to memory of 4636	640	c3b3e606509feb13c4ac729cb418cbe6.exe	102
PID 640 wrote to memory of 4636	640	c3b3e606509feb13c4ac729cb418cbe6.exe	102
PID 4636 wrote to memory of 824	4636	cmd.exe	104
PID 4636 wrote to memory of 824	4636	cmd.exe	104
PID 4636 wrote to memory of 824	4636	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\c3b3e606509feb13c4ac729cb418cbe6.exe
"C:\Users\Admin\AppData\Local\Temp\c3b3e606509feb13c4ac729cb418cbe6.exe"
1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Users\Admin\AppData\Local\Temp\c3b3e606509feb13c4ac729cb418cbe6.exe
  C:\Users\Admin\AppData\Local\Temp\c3b3e606509feb13c4ac729cb418cbe6.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:640
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\c3b3e606509feb13c4ac729cb418cbe6.exe" /TN v3dGbWFyc353 /F
    3⤵
    - Creates scheduled task(s)
    PID:3944
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c schtasks.exe /Query /XML /TN v3dGbWFyc353 > C:\Users\Admin\AppData\Local\Temp\RZdBAbYGr.xml
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4636
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /Query /XML /TN v3dGbWFyc353
      4⤵
      PID:824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 612
    3⤵
    - Program crash
    PID:952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 604
    3⤵
    - Program crash
    PID:528
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 600
    3⤵
    - Program crash
    PID:4500
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 740
    3⤵
    - Program crash
    PID:1832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 640 -ip 640
1⤵
PID:2192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 640 -ip 640
1⤵
PID:2304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 640 -ip 640
1⤵
PID:2276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 640 -ip 640
1⤵
PID:4396

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=4140 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
1⤵
PID:4476

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\RZdBAbYGr.xml

Filesize
1KB

MD5
62b8494265483cb6910a0cf773deeee4

SHA1
9a86a3da24762b7f1bc932fb31a44d4a19d41a09

SHA256
087f110689c42cef2f5dfbb49ef25caeced35473e477a0893bcee3d50e8bd679

SHA512
dfd36265d850b0b65294a4d72d63ada9a8ea5cfc112281ca1bc428690c2b020368141ffd69d1fc4f42888c22ef6d3963c3fa6be595f62f6798aa1f7aa2cf9bab

Download Submit
C:\Users\Admin\AppData\Local\Temp\c3b3e606509feb13c4ac729cb418cbe6.exe

Filesize
1.2MB

MD5
7d8083f6e29c1ea7629ea70897e895c5

SHA1
6de45fedb6e624c231f301fb215b820bf00b5d3a

SHA256
a13d2e56ca73c53bd70abeb80c6e6e90537719857bd05cff6fda1055ad7b121e

SHA512
14f4380a967a73a70f05566e3f7c8daf536f2a82030e4d2bcb5a41b670754234c4f12a103cbb24597875d2e78ac14bd9ccbe6a5748039c269c9a089619b57661

Download Submit
memory/640-15-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/640-17-0x0000000024FE0000-0x000000002505E000-memory.dmp

Filesize
504KB

Download
memory/640-23-0x0000000000470000-0x00000000004DB000-memory.dmp

Filesize
428KB

Download
memory/640-24-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/640-33-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2020-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2020-1-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2020-2-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2020-4-0x0000000001720000-0x000000000179E000-memory.dmp

Filesize
504KB

Download
memory/2020-14-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads