mydoom | d9b6e2ba7d852a9332982edee8aba0a18a6116af45bc3345af60da4bbcc0bd60

General

Target

ea439853acfc64ae1619442947daf984_JaffaCakes118.exe
Size

28KB
MD5

ea439853acfc64ae1619442947daf984
SHA1

361cb3dd7401b86771dd5290811e5bdc56500742
SHA256

d9b6e2ba7d852a9332982edee8aba0a18a6116af45bc3345af60da4bbcc0bd60
SHA512

b3866a2f514bc4a03631ca204b30b8ffe419dc20eb158d804798e84c49c553fa5d6192e3319aee265668caca425dba461192f658bc12159bd850cff90df3c13f
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN6Zre/R9:Dv8IRRdsxq1DjJcqfjwR9

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/1960-8-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/1960-17-0x0000000000230000-0x0000000000238000-memory.dmp	family_mydoom
behavioral1/memory/1960-61-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/1960-88-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/1960-92-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
2168	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	ea439853acfc64ae1619442947daf984_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000016d71-5.dat	upx
behavioral1/memory/2168-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1960-8-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1960-17-0x0000000000230000-0x0000000000238000-memory.dmp	upx
behavioral1/memory/2168-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1960-61-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2168-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2168-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0033000000016d04-80.dat	upx
behavioral1/memory/1960-88-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2168-89-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1960-92-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2168-93-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	ea439853acfc64ae1619442947daf984_JaffaCakes118.exe
File created	C:\Windows\services.exe	ea439853acfc64ae1619442947daf984_JaffaCakes118.exe
File opened for modification	C:\Windows\java.exe	ea439853acfc64ae1619442947daf984_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea439853acfc64ae1619442947daf984_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 2168	1960	ea439853acfc64ae1619442947daf984_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2168	1960	ea439853acfc64ae1619442947daf984_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2168	1960	ea439853acfc64ae1619442947daf984_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2168	1960	ea439853acfc64ae1619442947daf984_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\ea439853acfc64ae1619442947daf984_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea439853acfc64ae1619442947daf984_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp42CE.tmp

Filesize
28KB

MD5
4d4bd67ec086d18ba6a53cf60388d58d

SHA1
b85345d37a4a961fd0a14712a9e19df2734eb9b9

SHA256
c11a592303224a0e58781505fe25364accd8403e80c1fc25d957cb7065135a2f

SHA512
971f7a318fb7bd43b487587d2b773a112e92402c36d95bfb036b406b1ea093e125b3c2886e34b8e5ab5dc23c6fe4b3de5357eb9b7c4acb47943ed90af347be70

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
4ac450d191f4651638b00a17381a3dd5

SHA1
4f4703c6d12f69d726b0f5a74a4386b97da5a28a

SHA256
1e7b331e7f5166532bf3d72a0b29606d25a6405dfb605b4a9bb4a85cc91b06c4

SHA512
4db6c91bbd71771bed7cca0dd530fb95f8fd5e82a69f0496dcb870e1c1d1fc540d8f99d7b91868e79d5c71e0f478eeed94b8a60930f109af60e0698ce550edf5

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1960-92-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1960-10-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1960-8-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1960-9-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1960-17-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1960-18-0x0000000000230000-0x0000000000238000-memory.dmp

Filesize
32KB

Download
memory/1960-88-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1960-61-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2168-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-89-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2168-93-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads