ardamax | a52b3f4b904bb7d7a7810ad1aba417a3ec53a8d43b2d2f3f89688d601a711151

General

Target

JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe
Size

506KB
MD5

6ec0991158855ef68f6bdd57f4a75a30
SHA1

3cfa88e5a93d492aa156a0059e73fa6219c1e6de
SHA256

a52b3f4b904bb7d7a7810ad1aba417a3ec53a8d43b2d2f3f89688d601a711151
SHA512

f056a767038842f12b94bf433958f3757a94189bf03dfcaf23880479a54c647dee9d52ccb964882a3ed179a863d997f78448646e32ccb0d930a516c723590e2b
SSDEEP

12288:xne8lvfDf3GeLeJ9vH+Qeii0pNKMj0+RkYnd6OaX:M8R3dUVHXj7jQi2X

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/0x000a000000023b87-12.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-1-5-21-805940606-1861219160-370298170-1000\Control Panel\International\Geo\Nation	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe

Executes dropped EXE 1 IoCs

pid	Process
3064	AOAC.exe

Loads dropped DLL 4 IoCs

pid	Process
3528	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe
3064	AOAC.exe
3064	AOAC.exe
3064	AOAC.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\AOAC Agent = "C:\\Windows\\SysWOW64\\Sys32\\AOAC.exe"	AOAC.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\Sys32\AOAC.001	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe
File created	C:\Windows\SysWOW64\Sys32\AOAC.006	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe
File created	C:\Windows\SysWOW64\Sys32\AOAC.007	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe
File created	C:\Windows\SysWOW64\Sys32\AOAC.exe	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe
File created	C:\Windows\SysWOW64\Sys32\AKV.exe	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe
File opened for modification	C:\Windows\SysWOW64\Sys32	AOAC.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 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	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AOAC.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3064	AOAC.exe
Token: SeIncBasePriorityPrivilege	3064	AOAC.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3064	AOAC.exe
3064	AOAC.exe
3064	AOAC.exe
3064	AOAC.exe
3064	AOAC.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 3064	3528	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe	86
PID 3528 wrote to memory of 3064	3528	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe	86
PID 3528 wrote to memory of 3064	3528	JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6ec0991158855ef68f6bdd57f4a75a30.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:3528
- C:\Windows\SysWOW64\Sys32\AOAC.exe
  "C:\Windows\system32\Sys32\AOAC.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:3064

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\@86E3.tmp

Filesize
3KB

MD5
2faa832b62991d302b56093477a76363

SHA1
2a26e0173a78c9c106ea799cce92ea163b44a345

SHA256
a2076664d1267efa8b69a307b0cbde8521631f2789e06f5caa96799e7f34de48

SHA512
20da18fb1350a441517498a1efeae9a21ead7592f9cdae724973c58385765100a2de5651fa991cdcc4668be777fe26bfba969dbc9706f16a54f5be258a84f347

Download Submit
C:\Windows\SysWOW64\Sys32\AKV.exe

Filesize
389KB

MD5
0a4d2002c7355a6c0d8e846fe02e7e89

SHA1
cc1bf70d3d718d3d3dc1b43405d36285933feac7

SHA256
be2cc3bda4c0e231ebae65a7c79ed1313d422e5fb2f871330080f8ca1792e455

SHA512
9e229232bbc8e4faa0ea63e1069000c2e1582a5d7b72abb5535b003d339a0984b08a34a86b36e17dad61277f0456fe98fab2dbcd2db493feee927892ef7cba57

Download Submit
C:\Windows\SysWOW64\Sys32\AOAC.001

Filesize
564B

MD5
edd1b60202ed0fcc836414720a30eba2

SHA1
41a5dbe4a9411b7a6833ad7c3adcdfff9ed416e6

SHA256
ef49f3bed0b75df3ba80da7e62b30f7a08880642a27f0ed94907df1d9c5bc05e

SHA512
ad6102d8983cd24e9e0fc00467d97ec3ea52b6e45227325b3c64bb7840bbe141902daa8d1b01a4c20f01c3cd6847a41cf9b86681db5e8b736de706f255aac334

Download Submit
C:\Windows\SysWOW64\Sys32\AOAC.006

Filesize
7KB

MD5
8013928e1446be1b8e77ca35211fd17e

SHA1
c03a6c0516d1763bacc4da535383d3b4ddb506c3

SHA256
d82bb0b7a29a9500a79e52b2ea84ea244f250cc7ff25174aa4ed5826d6b9c828

SHA512
d5e55bb8dda7f44918bafb16098d39e363237053f84377d5d591d9010b0f14a6eb2260f9dd356e32e133ab2a42c1debed0424fbe7de932d8d363ac8a09a7660f

Download Submit
C:\Windows\SysWOW64\Sys32\AOAC.007

Filesize
5KB

MD5
bb3520f108916b0967e74a9167b44925

SHA1
29dd637355ec7d38955af75775a72ac32903d40c

SHA256
f9be7b7c760a59f4d98213f4f80d45e405d1d0ac564d4f880ec820da178d45e5

SHA512
7700bf7e8fd15df753bc83b8e243e4b62095824b8bea3f40d7213a5c6307f17d9fbab2f6c737e19ede5330539014ba6c583b25bd2d58b05f05f23683affe1d53

Download Submit
C:\Windows\SysWOW64\Sys32\AOAC.exe

Filesize
475KB

MD5
3d9eaf31ec5138624f1cf21706264bd6

SHA1
f2c397f042c38862034333ed3c142a54896e0305

SHA256
17c47ecc3481cb85c0336e7bd58f141f54fa1bbe604892c41d3e6a1945b43811

SHA512
a849c329950bb015cc32624968c39c9f3f70fb37500e0292bbccb79a6413d4088d68d481e3c8c2ac0b8975b885387abe581d597892d906e357ac573c3525ed9e

Download Submit
memory/3064-24-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download
memory/3064-28-0x00000000004E0000-0x00000000004E1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads