mydoom | 48cf196cf0934d06c55b4b665674a5e4a445db64c95a2dbb70795046a8c9aa5b

General

Target

JaffaCakes118_83d1674609426db2234865a91f4421dc.exe
Size

28KB
MD5

83d1674609426db2234865a91f4421dc
SHA1

75b08edf35c4443247235972b85e1ceef295741f
SHA256

48cf196cf0934d06c55b4b665674a5e4a445db64c95a2dbb70795046a8c9aa5b
SHA512

50228cb824310cbeb3810e3a30483dce24c5c7df2f8fe469deb95aa8afe6d49b29c99ea99e929fea2bbdab4448ab312ebff198e07db1ffc10082addec8763566
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN6ClCV:Dv8IRRdsxq1DjJcqfbCle

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2884-17-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2884-62-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2884-67-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2884-83-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2884-87-0x0000000000500000-0x0000000000510000-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
1988	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"	JaffaCakes118_83d1674609426db2234865a91f4421dc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 26 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2884-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x002d000000018b59-6.dat	upx
behavioral1/memory/2884-8-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2884-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2884-17-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1988-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1988-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2884-62-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1988-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2884-67-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1988-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x00060000000193a0-73.dat	upx
behavioral1/memory/2884-83-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1988-84-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2884-87-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1988-88-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_83d1674609426db2234865a91f4421dc.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_83d1674609426db2234865a91f4421dc.exe
File created	C:\Windows\java.exe	JaffaCakes118_83d1674609426db2234865a91f4421dc.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	JaffaCakes118_83d1674609426db2234865a91f4421dc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 1988	2884	JaffaCakes118_83d1674609426db2234865a91f4421dc.exe	30
PID 2884 wrote to memory of 1988	2884	JaffaCakes118_83d1674609426db2234865a91f4421dc.exe	30
PID 2884 wrote to memory of 1988	2884	JaffaCakes118_83d1674609426db2234865a91f4421dc.exe	30
PID 2884 wrote to memory of 1988	2884	JaffaCakes118_83d1674609426db2234865a91f4421dc.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83d1674609426db2234865a91f4421dc.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83d1674609426db2234865a91f4421dc.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2884
- 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:1988

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp427D.tmp

Filesize
28KB

MD5
46d7ba825dc603abe498506a55987da7

SHA1
217ed8e61a76d336a433be22a6bd0e8b9ef3414f

SHA256
031fa4350c3903e96083defbc17f1e51e59012c61db71999488ec77dec617049

SHA512
df3c959dad6122791c928aa899d1def9fe10d8ff0d7e048580d971842a23a54cbbdb0d0e7d5c1874a9473d7c16e391b726510d2cd54bfbd122db16618b3750e4

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

Filesize
1KB

MD5
06ea4393d0e31b5f8fb43351aa9ee0bc

SHA1
09cdcc23feee8f3799b068cea3ab7fe5c0d7be5f

SHA256
ff316801a9622f40aca27b2e3fa122942343d0bdf8bfad01bf34ca3c2a062761

SHA512
50e8ccde9ae063e3f5d2a60d6b6621317521fe994f524d39589235591d9404c8546c29428a0361c23a0d3957bb458e2c7396e1889b62ef93c321c0ba1b181aba

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1988-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-88-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-84-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1988-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2884-62-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2884-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2884-67-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2884-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2884-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2884-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2884-83-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2884-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2884-87-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2884-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads