ardamax | e09ac794e7ef4f2e192e89e4e6d5b4a3389691ddbca65cf5292ebf24e4e54fd5

Reason

Machine shutdown

General

Target

JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe
Size

503KB
MD5

e3d93a8909368d5ea775a67e920eede6
SHA1

23460bd7e407318eecfe5e2543e267a28839824d
SHA256

e09ac794e7ef4f2e192e89e4e6d5b4a3389691ddbca65cf5292ebf24e4e54fd5
SHA512

3bda9e65c763f1168edbe8a76621b5228a3175d4dda01db32e46801c15c05dca04521f3e70c86e61e575019228a49287a2ec428525b8b59ef09a80e6892a9a3a
SSDEEP

12288:xm4W304NZIS2Yk1hmxhcpjuxonqWiQaCG9RIlJhy3kDE:E+ECSx007aOUaCG94y3kDE

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x000a000000023d02-12.dat	family_ardamax

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-705198581-2062733989-3666524522-1000\Control Panel\International\Geo\Nation	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe

Executes dropped EXE 2 IoCs

pid	Process
4292	DKEQ.exe
1316	restart.exe

Loads dropped DLL 4 IoCs

pid	Process
2408	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe
4292	DKEQ.exe
4292	DKEQ.exe
4292	DKEQ.exe

Adds Run key to start application 2 TTPs 1 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\DKEQ Agent = "C:\\Windows\\SysWOW64\\28463\\DKEQ.exe"	DKEQ.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\DKEQ.007	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe
File created	C:\Windows\SysWOW64\28463\DKEQ.exe	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe
File opened for modification	C:\Windows\SysWOW64\28463	DKEQ.exe
File created	C:\Windows\SysWOW64\28463\DKEQ.001	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe
File created	C:\Windows\SysWOW64\28463\DKEQ.006	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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_e3d93a8909368d5ea775a67e920eede6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DKEQ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	restart.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1316	restart.exe
Token: 33	4292	DKEQ.exe
Token: SeIncBasePriorityPrivilege	4292	DKEQ.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1316	restart.exe
4292	DKEQ.exe
4292	DKEQ.exe
4292	DKEQ.exe
4292	DKEQ.exe
4292	DKEQ.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 4292	2408	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe	87
PID 2408 wrote to memory of 4292	2408	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe	87
PID 2408 wrote to memory of 4292	2408	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe	87
PID 2408 wrote to memory of 1316	2408	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe	88
PID 2408 wrote to memory of 1316	2408	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe	88
PID 2408 wrote to memory of 1316	2408	JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e3d93a8909368d5ea775a67e920eede6.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\28463\DKEQ.exe
  "C:\Windows\system32\28463\DKEQ.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4292
- C:\Users\Admin\AppData\Local\Temp\restart.exe
  "C:\Users\Admin\AppData\Local\Temp\restart.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1316

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

Query Registry

2

T1012

System Information Discovery

2

T1082

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\@8E36.tmp

Filesize
4KB

MD5
25530555085337eb644b061f239aa9d4

SHA1
8d91e099aba5439d4bfa8bce464c94e3e1acf620

SHA256
3fb6b438ad1530abdd068bffb303fb8a4de51430e0e18ddb6b1a0469ffab8325

SHA512
b1f9de0c276533a5a7070aeb2b6415cc1c0bdd2baf5e0645c6ac5ba767cab0d76e5b4461800d89724992af2c863294ada3c1eb2e4516183fe2010c33d47d6a2a

Download Submit
C:\Users\Admin\AppData\Local\Temp\restart.exe

Filesize
16KB

MD5
31be79d660fc1da409f1c48a46cbd57b

SHA1
904552c6d3d62c2c2897565f3dad5ff5f92a4500

SHA256
fed3ccee3bd8ce3a71c10f408fb86a59fc10ea6e70bfc68d4f79bf587c5310c5

SHA512
aa6f927bfe90b38e37c7a707fa380b26723a9e384009a2d7f0329ae6b3c97349b0b2703f363c1b699141125582d61c7fa63436bd4d334b2282768b4c8e32723f

Download Submit
C:\Windows\SysWOW64\28463\AKV.exe

Filesize
395KB

MD5
d63cc8679a63448db1c64252e14e4ab5

SHA1
10b3a9ac4bc16e8ac1cd05e50b4d540fa3ef223e

SHA256
29b3646a556879a4a48e4f2f81e09179c34ac2051ed3e4f4c28e293092470d3d

SHA512
cb1911e1a77fb9be560aa4fd8bbef65e181b6d4438d65657501dbcd8dbf488ba01738a7222f35f8d4317e8df8c6f307d9e3623d6e3e45753e138b80fb68ff768

Download Submit
C:\Windows\SysWOW64\28463\DKEQ.001

Filesize
416B

MD5
7e422e0cfd2ce7c895ced377cd1733e4

SHA1
3e106ada814a47f82174db72e4e554846447f82e

SHA256
a14fa72c4b204b454d910c8775d3af96f4d9d09129a2b921ebcd7e4e99ddb9b4

SHA512
3d9bbfb8ed02556120f72f1400881eb39c1543535dca5f0d8b2ebb302a2323ae33820529fb965dcc75529ff9cd4e900326b5d7f30a64aa50ae547f866c92b231

Download Submit
C:\Windows\SysWOW64\28463\DKEQ.006

Filesize
8KB

MD5
43f02e9974b1477c1e6388882f233db0

SHA1
f3e27b231193f8d5b2e1b09d05ae3a62795cf339

SHA256
3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba

SHA512
e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

Download Submit
C:\Windows\SysWOW64\28463\DKEQ.007

Filesize
5KB

MD5
e9fbdcc2f5fb657fa519b3f5c69fc52d

SHA1
c49cca77b46a59d620711de7564d43e5dafcd2b5

SHA256
cc440cfc4ce1a1ff503cc9e8937c59aae64bfce4daa3e7dc757220a25cadc2e4

SHA512
913759967e16b99d8ea66433e5dc99d5ddbf737be6784306e67c2b23a525b7a578fcae1028221d3209abc452ff30508eb750c62113c3868a7af36b544e525fb1

Download Submit
C:\Windows\SysWOW64\28463\DKEQ.exe

Filesize
473KB

MD5
17535dddecf8cb1efdba1f1952126547

SHA1
a862a9a3eb6c201751be1038537522a5281ea6cb

SHA256
1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd

SHA512
b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

Download Submit
memory/4292-34-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads