mydoom | bca194ccf06f99525d5755f8bc8aae3b7f33c05080b4d7f6cb8bbe238dc124ec

General

Target

JaffaCakes118_77dbcbca59520dd5898c0b2234c4f990.exe
Size

28KB
MD5

77dbcbca59520dd5898c0b2234c4f990
SHA1

299fb2ff0222c01c71c4c399f72d9c08127f7e65
SHA256

bca194ccf06f99525d5755f8bc8aae3b7f33c05080b4d7f6cb8bbe238dc124ec
SHA512

4832c93ef30309d6415c00ac2e618e05d32df485c042740d393b87e14d5e3ad2dc547cebce62dd29b76d43aa01925c8a1d3f49531d70f13e9d1a0c177b4f7ba3
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNFA5:Dv8IRRdsxq1DjJcqfWi

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2712-17-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2712-66-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2712-82-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2712-86-0x0000000000500000-0x0000000000510000-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
2796	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_77dbcbca59520dd5898c0b2234c4f990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2712-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2712-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0007000000019261-10.dat	upx
behavioral1/memory/2796-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2712-17-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2796-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2796-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2712-66-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2796-67-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x002e000000019203-72.dat	upx
behavioral1/memory/2712-82-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2796-83-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2712-86-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2796-87-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_77dbcbca59520dd5898c0b2234c4f990.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_77dbcbca59520dd5898c0b2234c4f990.exe
File created	C:\Windows\java.exe	JaffaCakes118_77dbcbca59520dd5898c0b2234c4f990.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_77dbcbca59520dd5898c0b2234c4f990.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 2796	2712	JaffaCakes118_77dbcbca59520dd5898c0b2234c4f990.exe	30
PID 2712 wrote to memory of 2796	2712	JaffaCakes118_77dbcbca59520dd5898c0b2234c4f990.exe	30
PID 2712 wrote to memory of 2796	2712	JaffaCakes118_77dbcbca59520dd5898c0b2234c4f990.exe	30
PID 2712 wrote to memory of 2796	2712	JaffaCakes118_77dbcbca59520dd5898c0b2234c4f990.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77dbcbca59520dd5898c0b2234c4f990.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77dbcbca59520dd5898c0b2234c4f990.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2712
- 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:2796

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\tmp2146.tmp

Filesize
28KB

MD5
1fefd9dd48ed1a1e06679b8c950aa4d4

SHA1
fe0cd442003a3dbec2473fb4b4eb69f11c9d66bd

SHA256
e7bd9b4eb475082ac33e78d3a2e1dabbfb282fe89f3fbc09f588848407ce4190

SHA512
a6be6e29ad3bba48d8af23abe6f30976cc6f2a43b1339b3c41eaa626eef291f45d04822778de60649130d050a0e5d386b6de98bb78f8214e0c6285b40e7a8867

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

Filesize
1KB

MD5
af82fe435eeef416b4bafc6d8c405fdc

SHA1
9909a0d29b1c881c9250886bf775fa193e20e1aa

SHA256
15b8eab9bca0f4c9a91de2cf6a094912dcf1ab45be5e15f4659152f99484af3c

SHA512
28856b263243d628a6cc44c9fcd38e94c914eedef5d1c82bb440fe8db2554e6c62c10a372d051132dce2e44e8f36e7f592e23df966419b6eef8006935ff03d43

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2712-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2712-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2712-86-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2712-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2712-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2712-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2712-82-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2712-66-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2796-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-67-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-83-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2796-87-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads