mydoom | 2e50b8c1cfa2024422fc686f184c28ccd2ae87fbf3db3f8403c4de91b99221d3

General

Target

cc3b858ab1f092cf2550c3c3a4a2777d_JaffaCakes118.exe
Size

63KB
MD5

cc3b858ab1f092cf2550c3c3a4a2777d
SHA1

0184adc6e24e025e2f84e2b28e0b924dc3fe6825
SHA256

2e50b8c1cfa2024422fc686f184c28ccd2ae87fbf3db3f8403c4de91b99221d3
SHA512

9c0300f4224abf85243df726194b7821656acf653bbd932551332427a873dbd8832750001c1556aa2e7da356303a11f82a0571928165c6ea9339e987ec9f276d
SSDEEP

768:k/q9m/ZsybSg2ts4L3RLc/qjhsKmMJ0UtH/hY+JFfJcqfwBT/HIy:k/qk/Zdic/qjh8MJDH++vCRoy

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2328-0-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2328-17-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2328-18-0x0000000000220000-0x0000000000228000-memory.dmp	family_mydoom
behavioral1/files/0x0005000000004ed7-66.dat	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
2352	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	cc3b858ab1f092cf2550c3c3a4a2777d_JaffaCakes118.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2328-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x0007000000016d17-8.dat	upx
behavioral1/memory/2352-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-17-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2328-18-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/2352-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-47-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-66.dat	upx
behavioral1/memory/2352-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2352-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	cc3b858ab1f092cf2550c3c3a4a2777d_JaffaCakes118.exe
File opened for modification	C:\Windows\java.exe	cc3b858ab1f092cf2550c3c3a4a2777d_JaffaCakes118.exe
File created	C:\Windows\java.exe	cc3b858ab1f092cf2550c3c3a4a2777d_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	cc3b858ab1f092cf2550c3c3a4a2777d_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 2328 wrote to memory of 2352	2328	cc3b858ab1f092cf2550c3c3a4a2777d_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2352	2328	cc3b858ab1f092cf2550c3c3a4a2777d_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2352	2328	cc3b858ab1f092cf2550c3c3a4a2777d_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2352	2328	cc3b858ab1f092cf2550c3c3a4a2777d_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\cc3b858ab1f092cf2550c3c3a4a2777d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cc3b858ab1f092cf2550c3c3a4a2777d_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:2328
- 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:2352

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\tmpC9C7.tmp

Filesize
63KB

MD5
c183d3465828bff527223ab7df79e5f4

SHA1
9997fa626f175230ca9012a3388f31109eec407a

SHA256
ddd41d10d76122b3e2f2a15f3145c2d9fe78dc35402a7d1ffd5aee32b0cfd740

SHA512
fa31920ace6922d9f4db3b5725795690ea6eeca8ea36e59aef67c4251a9774ae4c7b153c90d6196df9c7bd579aec08a92b14280f0dbe78484fae8727de13c30f

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

Filesize
1KB

MD5
b2e7225a3452368296d2024eca6381cb

SHA1
a9029bfd62b6b472619f15ffe8d6a9dc3216fe37

SHA256
b1ebf04ee45a72f6ed3b8123d1cd12a0c72a75c295f66629495311cdf93b7f58

SHA512
49ef0c09e5b91e371c25487d181c64f49687828b793ab2c8ecf8a3a58008741c6aac85b6778cbe540a2c2dc48368a0c5034e7d2607ffda65031292c81b84f544

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2328-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2328-10-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2328-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2328-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2328-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2328-19-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2352-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-47-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2352-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads