mydoom | 2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648

General

Target

2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.exe
Size

29KB
MD5

4560a092a69463228541dc326c722c00
SHA1

858a2c15fe0187a0db2798190b04eff1603f9db9
SHA256

2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648
SHA512

f0c769fc64f73af35fa0020112705cecd0298745a6d1663fa6a8be8ce07e8010022d528156fa691dfbabe8b9ef90a97f6b616986f95aa2e78a3ccd9093821cdf
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/LhY:AEwVs+0jNDY1qi/qzW

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/4028-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4028-56-0x0000000000500000-0x0000000000510200-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
1212	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"	2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4028-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000c000000023b8f-4.dat	upx
behavioral2/memory/1212-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1212-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1212-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1212-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1212-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1212-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1212-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1212-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1212-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1212-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1212-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1212-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1212-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000703-62.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.exe
File opened for modification	C:\Windows\java.exe	2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.exe
File created	C:\Windows\java.exe	2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.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	2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 1212	4028	2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.exe	82
PID 4028 wrote to memory of 1212	4028	2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.exe	82
PID 4028 wrote to memory of 1212	4028	2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.exe	82

C:\Users\Admin\AppData\Local\Temp\2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.exe
"C:\Users\Admin\AppData\Local\Temp\2a7658ace867ffb2eb0b86850331be16dddc004f98060a79ea4daf8024fc7648N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4028
- 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:1212

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\tmp7C0C.tmp

Filesize
29KB

MD5
39e35ba223627b54ade8440e2c22259b

SHA1
1abcc9c2515470af55eddad57ce5adc62de294f6

SHA256
a3f0a2eb2268430b9745c512d362b8ef37d813640089dfd3f3934a320a0072e7

SHA512
a7bc23115ea63835e1b543a93681b0e0321778e0b6fefebca61f22fdc0a041d8ddebcebaba95fffb14784b533c8a081a02701d0c9f2076c4d3a7bedbe5ec0e85

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

Filesize
320B

MD5
6fe36627bbd08cfcae7a7cec5c38f873

SHA1
06c9f3cf4fd0b5b5b95bd2515d32ca5a9336ddc5

SHA256
6218ea4b844867fb1a1264e959dc5266525a7940c38c69bafca2c0ebbe5292ee

SHA512
1180f96b814af12f9ce696afd17a75c079092dea7499f70e6fe2bbe087ea58c7d235c2a7393681d3248096dc9cedd04c004770146e42f2f8bf36265e50cd17bd

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1212-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1212-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4028-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4028-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads