mydoom | cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282

General

Target

cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
Size

29KB
MD5

9f170512dc6da064ce71a341bfbbf8c4
SHA1

3e83ca96bf203c9e57e728bddb35ed302e38d8f9
SHA256

cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282
SHA512

2e9dd62506a74c83fe39297230775045dee1efcb29651a1105729999a97f7a8073b21486b1ae6ee27f49549f9d367ab64368388692095207eabb604fb4804be7
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Ehj:AEwVs+0jNDY1qi/q8x

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/2708-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2708-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2708-111-0x0000000000500000-0x0000000000510200-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
4168	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"	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2708-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4168-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000b000000023b75-4.dat	upx
behavioral2/memory/2708-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4168-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4168-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4168-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4168-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4168-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4168-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4168-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4168-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4168-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4168-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2708-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4168-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000707-68.dat	upx
behavioral2/memory/2708-111-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4168-121-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
File opened for modification	C:\Windows\java.exe	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
File created	C:\Windows\java.exe	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.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	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 4168	2708	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe	82
PID 2708 wrote to memory of 4168	2708	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe	82
PID 2708 wrote to memory of 4168	2708	cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe	82

C:\Users\Admin\AppData\Local\Temp\cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe
"C:\Users\Admin\AppData\Local\Temp\cfa325c1254aa7ef8b59d08534d7fe27ba83903c3a8b496c2627bdc42e4f3282.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- 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:4168

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\Microsoft\Windows\INetCache\IE\FQRZN8O7\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1E4F.tmp

Filesize
29KB

MD5
4a8003df63eac8cedae57e91dfe8c7f4

SHA1
2a1ea211eb7e6efebd8bae28f200dc15d0ac957c

SHA256
e732ed05310ac4cfa7c642451271684eb179e23048785391dd4d3d066edcdb08

SHA512
5c1f13a0e56e9f3d2b46fcde573452a0b0d4430c8d4ef795724e4e441c3554b5af9600b7bc6f5766536fae7af5926f5df6016fb4ad17178f48dd23e26eef3ef5

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

Filesize
320B

MD5
2da124ed38b483ce879cef1c105013d6

SHA1
36bfd99320e484be9ed0784e43f0d7109d67a046

SHA256
a2851c82773c8470f48fbf5e005be7d4f9539810dbc925a1d873bbd1d6e488f3

SHA512
899b98d75b592c6115b12e17faa57bc609ec4dd455a7d361f3eb86e2f3efa50ba63df70ff7b78ef884eb3f41b3d269561352d7107787e95a10a1ddc1cf3b558d

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

Filesize
320B

MD5
07a17712250c03640de78c424ca94fad

SHA1
b9cff139339a9585db2e25dfcb0ea043e199de67

SHA256
624bda7fe0e2a8833dd7ba574e08040e8aa97f1033cce4309de4a3a5e213078f

SHA512
514c81b681973659882c89fc179d0f6fd2ae20e80f6977da7dfe09d81433e8af55b7e69a68d1638e76480168db147b9059692e37da92566a4d2ec77cb411d4e9

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2708-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2708-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2708-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2708-111-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4168-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-121-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4168-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads