mydoom | f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9

General

Target

f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.exe
Size

29KB
MD5

b42fb3794ad6f3b896d88f4ce9611820
SHA1

964b90cd1854ac77747f44217ae545bb32e78201
SHA256

f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9
SHA512

06290da27544716b1fbb5f610695b7d4b09ac33ab2e0e2b36bc858c7cd26029ec108a2c7ddaf3d13a09893c12daff3a7d08f2466f2a30900fdc0b9e89ff262cd
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/J:AEwVs+0jNDY1qi/qh

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/2256-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2256-56-0x0000000000500000-0x0000000000510200-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
3980	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"	f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2256-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000a000000023b89-5.dat	upx
behavioral2/memory/3980-7-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2256-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3980-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3980-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3980-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3980-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3980-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3980-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3980-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3980-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3980-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3980-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3980-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2256-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3980-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000705-67.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.exe
File opened for modification	C:\Windows\java.exe	f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.exe
File created	C:\Windows\java.exe	f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.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	f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 3980	2256	f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.exe	82
PID 2256 wrote to memory of 3980	2256	f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.exe	82
PID 2256 wrote to memory of 3980	2256	f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.exe	82

C:\Users\Admin\AppData\Local\Temp\f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.exe
"C:\Users\Admin\AppData\Local\Temp\f6e3ea02e6058d589958d56153a5b1ca8bc36d95a4c8f277397a4ee65fa7d8b9N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256
- 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:3980

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\tmp5BC4.tmp

Filesize
29KB

MD5
4efccdcda155cecaa61413060486441f

SHA1
46a7473ed47107541caf215b439cfa34131e9bf9

SHA256
218e103c8c195eb3302e86de7a20bef066bd2af761a092f9848d4ae4b908a87b

SHA512
88f1977c7bb61236b409aaaf3aca6e028bc8174a41bd7cac1b201f1fbbd29b3ea866cecc742f9aab1db72d8469c89170d132b13e773ea55007b5473a642feeb5

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

Filesize
320B

MD5
4e65c46d1dcf6d1b3913214a7eeac718

SHA1
34486c48770cbb13da72b697482a7071bbc0b1b0

SHA256
40388a3f37c37b8af0da5efab8fb1e93c350fe868c75d6c8dfea626d5c633d7a

SHA512
8e1ad0102b9a94ac2475f07da9d1ac6e65510360347fe211e3b125b03370721ff8e59fc80c7668c52e5f07dcab5295df93e52cd6b8a9d0e82e76c4ce4cb881fc

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2256-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2256-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2256-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3980-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3980-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads