ardamax | 1e2f113ec28fd0ef6318833bcf22f3653bfcb09f0071f262646f8abb3e1b7db8

General

Target

dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe
Size

842KB
MD5

dfb5c114ad456cae409f975f2ce4b5f2
SHA1

900725e891eac522fc0ad9503e80f7fd0bee02c8
SHA256

1e2f113ec28fd0ef6318833bcf22f3653bfcb09f0071f262646f8abb3e1b7db8
SHA512

ff5205ddd781263ce26b8d98d8c8fd3dd80d7ad3f78ddbd41477ee07520605cb0b1f9a11419077f31991bf4cd1e06e3f7a751a9b10e61219199646444feed12b
SSDEEP

24576:qPDFcytFMY5eQb6fDVF30G0DpQI123QTEvqQPLCz:qhtWYLb6fDTELlhLTEvO

Score

10^/10

ardamax discovery keylogger persistence stealer upx

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/0x0007000000023c97-12.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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
2756	WindowsYAJH.exe
212	conquer.exe

Loads dropped DLL 4 IoCs

pid	Process
4440	dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe
2756	WindowsYAJH.exe
2756	WindowsYAJH.exe
2756	WindowsYAJH.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\WindowsYAJH Agent = "C:\\WindowsYAJH.exe"	WindowsYAJH.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

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0007000000023c99-21.dat	upx
behavioral2/memory/212-34-0x0000000000400000-0x0000000000544000-memory.dmp	upx

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	dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WindowsYAJH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	conquer.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2756	WindowsYAJH.exe
Token: SeIncBasePriorityPrivilege	2756	WindowsYAJH.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2756	WindowsYAJH.exe
2756	WindowsYAJH.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4440 wrote to memory of 2756	4440	dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe	83
PID 4440 wrote to memory of 2756	4440	dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe	83
PID 4440 wrote to memory of 2756	4440	dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe	83
PID 4440 wrote to memory of 212	4440	dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe	84
PID 4440 wrote to memory of 212	4440	dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe	84
PID 4440 wrote to memory of 212	4440	dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dfb5c114ad456cae409f975f2ce4b5f2_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4440
- C:\WindowsYAJH.exe
  "C:\WindowsYAJH.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2756
- C:\Users\Admin\AppData\Local\Temp\conquer.exe
  "C:\Users\Admin\AppData\Local\Temp\conquer.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:212

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\@9F7C.tmp

Filesize
4KB

MD5
3ac6bd370bb5704c6a35018df54dbbe1

SHA1
880f5478e1de3d844ae17e89804b8f90cdafd4a6

SHA256
aea959dc52fa9796ffab042872f72fea127da6267d75fa781f690d2c9d96a8fc

SHA512
138d0e47fbb6b1d52add61ec8c38a2ab4056e9d1ee680c2d7dc1a8a0e2a0761537a1b756efaefa13ee19a7057a7ab56918cda4d53ad348f05040585eb6ade0fb

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

Filesize
374KB

MD5
f1392fcd4de2665ac21f96a12fa4ceec

SHA1
864175443eaa0421142316b804c9eb718e74f47f

SHA256
a26748d572e8e2d7bcb2467a1f5db01d68e35de8add0d770477905fd7d658929

SHA512
4ae5ea13f6275c3a9277d455539b9eb3a85bce02fce83d8988f619c0585c2add52a396d6587f7ea13d46ae6337f6708eaa184feefe7cbc91ac4ec06516d85d9f

Download Submit
C:\WindowsYAJH.exe

Filesize
471KB

MD5
2f49bd1ee6d9e956ac8596992e0d187c

SHA1
1384e4dd2a5bd67aeb3783417674898426063563

SHA256
be1ce7b1c8a268570d4489557f3c73a1eef615500f4a2434e523cca2b31b4138

SHA512
163bf29766baff221fd028aedbf13238119d1a73b36d845eb422f136eaf8b695926ff13884f6b1d19d8cb6a049d00709d11b8b308b20d93d5c7baa26f3184ffc

Download Submit
C:\\WindowsAKV.exe

Filesize
393KB

MD5
30c6a850c780d7edf19c5f8f2db432a7

SHA1
fb91df1560b257572b2098bad90632dec198f999

SHA256
97193729c14fff1669649c67e1643ad8d1818163330127f9194c62d11003549c

SHA512
ceb3db5c89164cf1dc029f5d5de49ef014324fad7aaa75b57336e8cecf9432d5ad8350485e4f684ed4ac04a679fddc1ae6b77290fd729e0b1de38bcb11af5a67

Download Submit
C:\\WindowsYAJH.001

Filesize
472B

MD5
6f82d7d9a9706a3dee760720cce547cc

SHA1
414efaf5317e852adaf315bf9fccab7f2daeeac7

SHA256
bfc02d70207dfabdf6303d020943c693a6f2c85dbffcd1b4f96defc271be92ae

SHA512
95d053d945e5e8ba68982d8c0d2e8f9b4f1eeabffee1233e2d85cd51ba76189a96058f9cf3040799b2275d95a5ee318908ee818177209698d00f8401c19e50b6

Download Submit
C:\\WindowsYAJH.006

Filesize
7KB

MD5
2d8899d22457e384673cce3b63402670

SHA1
ab40f16fa1f0b08558c0a10ccafcbac9c06a1a8d

SHA256
11cc0d9300590b212959683958b8229d2355d7c85d2e38015eec402d874b186c

SHA512
3d0df9b26095dc6aa0cfc09facb5974e2c0e43dda7fa664f3b4dfc8c078fdfe40667e72cca4f5cbd8e6f8c7560fb6cee908ec32d7a1e8a780caa635c7e78c432

Download Submit
C:\\WindowsYAJH.007

Filesize
5KB

MD5
f3f04376ece185d2013ded9f729e8223

SHA1
70414d3303011617e1072a3c603dc4b71aa947d0

SHA256
27b64907c64beddd86c9d2bb56c10ab8615099715fb1c4ca8f74c1037a18eb86

SHA512
45fa1094125b070f042210f291158004965fda6d1044f9de18ed18818a8d2ac02b61a9398daf701c864747900f8e5fcd36c0a10728a3c22994562a71fa5c22f0

Download Submit
memory/212-34-0x0000000000400000-0x0000000000544000-memory.dmp

Filesize
1.3MB

Download
memory/2756-35-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2756-39-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads