mydoom | cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23e

General

Target

cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
Size

29KB
MD5

b74112e3f99ecbb60602d095543334a0
SHA1

cd9a1039fecbbac3b19aab3178db9718abedbb6a
SHA256

cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23e
SHA512

2cb921d89fa8ac7bb653a133e0bdffdf1d856b05fa25531a45fb6bc67a9f5fe6c150c3eccaa70bddc69f9dcacae365b0cdd73ac266a030e517a4cea8c5336662
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Hz:AEwVs+0jNDY1qi/qb

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/1908-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1908-43-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1908-63-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1908-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1908-70-0x0000000000500000-0x0000000000510200-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
1476	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"	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1908-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1908-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x00070000000193e6-7.dat	upx
behavioral1/memory/1476-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1908-9-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1908-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1476-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1476-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1476-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1476-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1476-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1476-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1476-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1908-43-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1476-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1476-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x001700000001937b-54.dat	upx
behavioral1/memory/1908-63-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1476-64-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1908-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1476-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1908-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1476-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
File opened for modification	C:\Windows\java.exe	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
File created	C:\Windows\java.exe	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.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	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 1476	1908	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe	30
PID 1908 wrote to memory of 1476	1908	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe	30
PID 1908 wrote to memory of 1476	1908	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe	30
PID 1908 wrote to memory of 1476	1908	cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe	30

C:\Users\Admin\AppData\Local\Temp\cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe
"C:\Users\Admin\AppData\Local\Temp\cefd204cebf4e2f81d9a180db68c09d8897c687cad427eaaf8df7dadab12d23eN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1908
- 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:1476

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\Nqje0.log

Filesize
320B

MD5
24e513ea5c422121e8b00fa9553e1849

SHA1
fe9c8d9fd8de2a01ba1d0cde5eb19ec5ec130c8f

SHA256
74deba1cddbdbe98b0ba98304f49a09e2b2fe05c1a77dabc405c3a7b6f0f0fbd

SHA512
767427de7570e6445b6098f3b2c332966f3f36d26bdd60e0ed7f6eeff94c3fa631769da04ef308755e5c70bf8071f2d398fc6d1023363fe66312156312449453

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4EAD.tmp

Filesize
29KB

MD5
df18ca2d9078fadcd839e9f39233a9ce

SHA1
a83b2b09375c7e1909899a3227dab067fcf27ff0

SHA256
18f7bea6118997f3dc4f5b93286df7e979f1ac7ed95d6395960330c33b1bf5bc

SHA512
0e4b1e0d6ca1f408e27ea77ba5d847bfedc5b2c76a23e265ce6fa79c640358b86dc3630bafd0135f3eab92e44279210edb8ac06759eb4a77dc8fa42f6351e5b5

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

Filesize
352B

MD5
9e87c644418c2a0d41402bd3d8346296

SHA1
d97b643803a2a6f1dbd98bf666bd6315725200b6

SHA256
67e8680270da313bb0d73021c8b38b42938779ca7a1382bdaf2af5ea3187cc0c

SHA512
d6f57b704618418ded573ba4fbca3b421e7d2772ff84d82dce6e2e0398703fc03da0e8a58b604056ebe04052d94ac1105a9966b60dbe82452b7225bd5329179c

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1476-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-64-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1476-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1908-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1908-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1908-63-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1908-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1908-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1908-43-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1908-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1908-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads